CN217734364U - Articulated bidirectional guide rail friction pendulum shock insulation support - Google Patents

Abstract

The utility model discloses an articulated formula two-way guide rail friction pendulum isolation bearing, including two sets of sliding bottom, two sets of sliding bottom set up relatively and link to each other through coupling assembling, coupling assembling includes the rotation seat at middle part and the slider board of top end both sides, the slider board is the circular arc board of evagination, it is close to fixedly on the face of rotation seat one side and is provided with the connection otic placode, the connection otic placode links to each other with the rotation seat is articulated through the round pin axle, and the plane projection that is located two round pin axles of rotation seat top end both sides is cross form cross arrangement, two slider boards slide respectively and build in the sliding bottom who corresponds the position, the slip path of slider board is to rotating the convex arc in the seat outside, and the plane projection mutually perpendicular of the slip path of two slider boards. The utility model discloses the structure is formed simply, and the design is exquisite, and easily processing equipment, and installation easy maintenance has stronger tensile and pulls out the ability, has avoided the damage that coupling assembling caused to sliding bottom, has strengthened isolation bearing's durability and security.

Description

Hinged bidirectional guide rail friction pendulum vibration isolation support

Technical Field

The utility model relates to a building shock attenuation technical field, concretely relates to articulated formula two-way guide rail friction pendulum isolation bearing.

Background

Since the 80 s of the 20 th century, the friction pendulum seismic isolation support has the advantages of small structure size, capability of controlling the post-seismic isolation period of a structure and the like, and is widely applied to building structures and bridge engineering. The working principle of the friction pendulum shock insulation support is simple, the building upper structure is supported on the slidable curved surface, when the building upper structure and the lower structure generate relative displacement, the shock insulation support can do similar pendulum motion, the self-vibration period of the shock insulation structure upper structure is prolonged, and seismic energy is converted into heat energy to be consumed through the friction of the support wear-resisting plate and the stainless steel plate. The earthquake rear support has the automatic resetting capability under the action of the self gravity of the upper structure.

When a frame structure or a frame shear wall structure with a large height-to-width ratio is designed by adopting a shock insulation technology, the shock insulation structure is easy to have the phenomena of local tension of a shock insulation layer, lifting of a shock insulation support and the like under the condition of strong earthquake action. The existing common friction pendulum vibration isolation support does not have vertical tensile bearing capacity, when the vibration isolation support is too much in lifting quantity or too large in lifting distance, the problems of support failure damage, upper structure stress redistribution and the like are easily caused, the structural safety is seriously influenced, and the popularization and the use of the vibration isolation technology are limited. Therefore, vibration isolation technical designers research and design a bidirectional guide rail friction pendulum type vibration isolation support with a tensile pulling function, the upper guide rail and the lower guide rail are respectively connected with the upper part and the lower part of a building, sliding blocks are adopted to connect the upper guide rail and the lower guide rail, and when a vibration isolation layer is lifted away, the sliding blocks can prevent the upper guide rail and the lower guide rail from further separating. However, the middle sliding block can generate a certain angle to incline when sliding on any guide rail, when the inclination angle is too large, the problem that the other guide rail is damaged easily and the support cannot normally move horizontally is caused, and the shock insulation support of the type also has the problems of limited actual motion capability and tensile bearing capacity, complex structural form and high processing and manufacturing difficulty.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an articulated formula two-way guide rail friction pendulum isolation bearing to solve in the background art technical problem.

In order to achieve the technical purpose, the utility model adopts the following technical scheme:

the utility model provides an articulated formula two-way guide rail friction pendulum isolation bearing, includes two sets of sliding bases of fixed mounting buttress built-in panel department about the isolation building isolation layer, and two sets of sliding bases set up relatively and be the cross form and intersect, and link to each other through coupling assembling between the two, coupling assembling includes the rotation seat at middle part and the slider board of top and bottom both sides, the slider board is the arc plate of evagination, and it is close to fixedly on the face of rotation seat one side to be provided with the connection otic placode, the connection otic placode sets up in pairs, and every pair of connection otic placode correspondence is fixed in slider board axis both sides and pastes on the side of rotating the seat, and every pair of connection otic placode all links to each other with rotating the seat through the round pin axle is articulated, and the connection otic placode can do relative rotation around the round pin axle, the both ends face of rotating the seat top bottom all sets up to the arc surface with the evagination of slider board radian assorted evagination, and lie in the plane projection of two round pin axles of rotating seat top and bottom both sides is the cross form and sets up, and sliding base sliding fit in the sliding base that two slider boards are the corresponding position respectively fastened, the convex sliding path of slider board is convex to the outside rotating the rotation seat, and the sliding path perpendicular to each other.

Preferably, sliding base includes rectangular form slide rail board, slide rail board outside face is the horizontal plane, and its inboard face is the arc surface of the indent that matches with the slide block board, and its inboard face long side has the embedded plate through a plurality of connecting bolt fixed mounting, the vertical setting of embedded plate, and its inboard face is close to the one end of slide rail board and has seted up circular-arc caulking groove, slide block board slides to paste and establishes on the inboard face of slide rail board, and its both sides edge of a wing extends to the caulking groove of embedded plate in and forms the left-hand thread mechanism through the embedded plate.

Preferably, for preventing the slider board slippage, the inboard face minor lateral of slider board corresponds and is provided with the limiting plate, the vertical setting of limiting plate to it is fixed continuous with slider board and build-up plate through a plurality of connecting bolt.

Preferably, a polytetrafluoroethylene plate is fixedly attached to the surface of one side, away from the rotating seat, of the sliding plate, so that the shock insulation support can freely slide in two horizontal directions and the horizontal rigidity of the shock insulation support is not too high.

Preferably, in order to reduce the size of the connecting assembly and simultaneously avoid the mutual interference of the upper and lower sliding plates in the sliding process, the connecting lug plate is made of a triangular plate, and the corner of the connecting lug plate, which is close to one side of the rotating seat, is in a circular arc structure.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses the structural component is simple, the design is exquisite, easily processing equipment, and installation easy maintenance, coupling assembling's slider board slides and inlays admittedly in sliding base, and be in with sliding base's slide rail board and laminate entirely, vertical zero clearance state, provide the level to rigidity for the shock insulation layer when shock insulation support is compressed, can provide great vertical tensile rigidity when the shock insulation support appears pulling the condition, have stronger anti-tensile ability of pulling out, make the shock insulation support still can be along two horizontal direction free motions under being in the condition of pulling, and coupling assembling's two slider boards all articulate on rotating the seat, in slider board is gliding along sliding base, the slider board can revolute the seat free rotation, coupling assembling has been avoided causing the damage to another sliding base, the durability and the security of shock insulation support have been strengthened, but wide application in building engineering shock insulation structure.

Drawings

The above and/or other aspects and advantages of the present invention will become more apparent and more readily appreciated from the detailed description taken in conjunction with the following drawings, which are meant to be illustrative, not limiting of the present invention, and in which:

fig. 1 is a schematic structural view of a hinged bidirectional guide rail friction pendulum seismic isolation support related to the utility model;

fig. 2 is a schematic view of a sectional structure of a hinged bidirectional guide rail friction pendulum seismic isolation support according to the present invention;

fig. 3 is a schematic structural view of a sliding base of the articulated bidirectional guide rail friction pendulum seismic isolation support according to the present invention;

fig. 4 is a schematic structural view of a connecting assembly of a hinged bidirectional guide rail friction pendulum seismic isolation support according to the present invention;

fig. 5 is a schematic view of a disassembled structure of a connecting assembly of a hinged bidirectional guide rail friction pendulum seismic isolation support according to the present invention;

fig. 6 is the utility model relates to a structural schematic diagram behind articulated two-way guide rail friction pendulum isolation bearing set up spacing angle steel.

Reference numerals: the device comprises a sliding base 1, a sliding rail plate 11, an embedded plate 12, a limiting plate 13, a connecting bolt 14, a connecting assembly 2, a sliding block plate 21, a connecting lug plate 22, a pin shaft 23, a rotating seat 24, a polytetrafluoroethylene plate 25, a limiting angle steel 3 and a limiting bolt 4.

Detailed Description

Hereinafter, embodiments of an articulated two-way rail friction pendulum seismic isolation bearing according to the present invention will be described with reference to the accompanying drawings. The embodiments described herein are specific embodiments of the present invention, and are intended to be illustrative of the concepts of the present invention, which are intended to be illustrative and exemplary, and should not be construed as limiting the scope of the embodiments of the present invention. In addition to the embodiments described herein, those skilled in the art will be able to employ other embodiments that are obvious based on the disclosure of the claims and the specification herein, including those that employ any obvious substitutions and modifications to the embodiments described herein.

In the description of the present invention, it should be noted that the terms "top", "bottom", "upper", "lower", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

The drawings in the present specification are schematic views to assist in explaining the concept of the present invention, and schematically show the shapes of the respective portions and the mutual relationships thereof. It should be noted that for the sake of clarity in showing the structures of the various components of the embodiments of the present invention, the drawings are not drawn to the same scale. Like reference numerals are used to denote like parts.

The principles and features of the present invention are described below in conjunction with the following drawings, the illustrated embodiments are provided to explain the present invention and not to limit the scope of the invention. The preferred embodiments of the present invention will be described in further detail below with reference to fig. 1-6:

as shown in fig. 1-2, the preferred articulated bidirectional guide rail friction pendulum seismic isolation bearing of the present invention comprises two sets of sliding bases 1 fixedly mounted at the embedded plates of the upper buttress and the lower buttress of the seismic isolation layer of the seismic isolation building, wherein the two sets of sliding bases 1 are oppositely arranged and crossed in a cross shape, and are connected with each other through a connecting assembly 2, as shown in fig. 3, the sliding bases 1 comprise strip-shaped sliding rail plates 11, the outer side plate surfaces of the sliding rail plates 11 are horizontal surfaces, the inner side plate surfaces thereof are inward concave arc surfaces, the long side surfaces of the inner side plate surfaces thereof are fixedly mounted with embedded plates 12 through a plurality of connecting bolts 14, and the short side surfaces of the inner side plate surfaces thereof are correspondingly provided with limiting plates 13, the embedded plates 12 are vertically arranged, and one ends of the inner side plate surfaces thereof, which are close to the sliding rail plates 11, are provided with arc-shaped caulking grooves, the limiting plates 13 are vertically arranged, and are fixedly connected with the sliding rail plates 11 and the embedded plates 12 through a plurality of connecting bolts 14;

as shown in fig. 4-5, the connection assembly 2 includes a rotation seat 24 in the middle and slider plates 21 on both sides of the top and bottom, the slider plates 21 are convex arc plates matched with the slider plates 11, the slider plates 21 are slidably attached to the inner side of the slider plates 11, a teflon plate 25 is fixedly attached to one side of the slider plates away from the rotation seat 24, flanges on both sides of the slider plates extend into the grooves of the embedded plates 12 and form a reverse fastening mechanism through the embedded plates 12, the connection ear plates 22 are fixedly disposed on the side of the slider plates 21 close to the rotation seat 24, the connection ear plates 22 are arranged in pairs, each pair of connection ear plates 22 is correspondingly fixed to both sides of the central axis of the slider plates 21 and attached to the side of the rotation seat 24, each pair of connection ear plates 22 is hinged to the rotation seat 24 through a pin shaft 23, the connection ear plates 22 can rotate relatively around the pin shaft 23, in order to ensure that the problem of collision does not occur during the rotation process, both end surfaces of the top and bottom of the rotation seat 24 are set as arc surfaces matched with the radian of the slider plates 21, the slider plates 22 are designed as triangular arc surfaces, the two arc surfaces of the slider plates are perpendicular to the sliding seat, the sliding bases, the two sliding bases of the slider plates 21 are perpendicular to the sliding bases, and the two sliding bases of the sliding bases are perpendicular to the protruding slider plates 1, and the sliding bases, and the two sliding bases are set as the projection planes of the sliding bases.

Additionally, the utility model also provides an above-mentioned articulated formula two-way guide rail friction pendulum isolation bearing's construction method, including following step:

firstly, installing pre-embedded plates with reserved bolt holes at upper and lower supporting piers of a seismic isolation layer of a seismic isolation building;

step two, the sliding base 1 and the connecting assembly 2 are assembled into a whole, the upper sliding plate 21 and the lower sliding plate 21 of the connecting assembly 2 are placed in the middle of the sliding rail plates 11 of the upper sliding base 1 and the lower sliding base 1, then the two embedded plates 12 are fixed on the flange of the sliding rail plate 11 by adopting high-strength connecting bolts 14, then the limiting plate 13 is fixed at the opening positions of the sliding rail plate 11 and the embedded plates 12 by adopting the connecting bolts 14, finally the upper sliding base 1 and the lower sliding base 1 are placed in a manner that the sliding rail surfaces are opposite and the sliding rail surfaces are crossed by adopting a hoisting mechanism, and the rotating seat 24 is inserted between the triangular connecting lug plates 22 of the upper sliding plate 21 and the lower sliding plate 21 and is connected by adopting a pin shaft 23;

step three, before the shock insulation support leaves the factory, a limiting device is arranged between the upper sliding base 1 and the lower sliding base 1, as shown in fig. 6, the limiting device is four limiting angle steels 3, the four limiting angle steels 3 extend vertically and are correspondingly arranged at the intersection positions of the plane projections of the two sliding bases 1, and the two side plate surfaces of the limiting angle steel 3 are respectively attached to the two sliding bases 1 and are fixed through limiting bolts 4, so that the two sliding bases 1 are ensured not to generate relative displacement in the transportation and installation processes;

aligning bolt holes on two sides of the sliding base 1 with bolt holes reserved on the embedded plate, and correspondingly fixing the upper sliding base 1 and the lower sliding base 1 on the embedded plate of the upper buttress and the lower buttress through high-strength screws;

and fifthly, detaching the limiting device between the upper sliding base 1 and the lower sliding base 1, and enabling the shock insulation support to enter a normal working state.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims (5)

1. The utility model provides an articulated formula bidirectional guide rail friction pendulum isolation bearing which characterized in that: comprises two groups of sliding bases (1) fixedly arranged at embedded plates of upper and lower buttresses of a shock insulation layer of a shock insulation building, the two groups of sliding bases (1) are oppositely arranged and crossed in a cross shape, the two are connected through a connecting component (2), the connecting component (2) comprises a rotating seat (24) at the middle part and sliding block plates (21) at the two sides of the top and the bottom, the sliding block plates (21) are convex arc plates, a connecting lug plate (22) is fixedly arranged on the plate surface of one side of the rotating seat (24), the connecting lug plates (22) are arranged in pairs, each pair of connecting lug plates (22) is correspondingly fixed on two sides of the central axis of the sliding block plate (21) and is attached to the side surface of the rotating seat (24), each pair of connecting lug plates (22) is hinged with the rotating seat (24) through a pin shaft (23), and the connecting lug plate (22) can rotate relatively around the pin shaft (23), the two end surfaces of the top and the bottom of the rotating seat (24) are respectively provided with an arc surface which is convex and matched with the radian of the sliding block plate (21), the plane projection of the two pin shafts (23) positioned at the two sides of the top and the bottom of the rotating seat (24) is crosswise arranged in a cross shape, the two sliding block plates (21) are respectively embedded and fixed in the sliding bases (1) at the corresponding positions and are in sliding fit with the sliding bases (1), the sliding paths of the sliding plate (21) are arc-shaped and protrude towards the outer side of the rotating seat (24), and the plane projections of the sliding paths of the two sliding plates (21) are perpendicular to each other.

2. The articulated two-way guide rail friction pendulum seismic isolation bearing of claim 1, characterized in that: sliding base (1) is including long banding slide rail board (11), slide rail board (11) outside face is the horizontal plane, its inboard face be with the arc surface of slider plate (21) assorted indent, and its inboard plate face long side has embedment board (12) through a plurality of connecting bolt (14) fixed mounting, the vertical setting of embedment board (12), and its inboard plate face is close to the one end of slide rail board (11) and has seted up circular-arc caulking groove, slider plate (21) slide to paste and establish on the inboard face of slide rail board (11), its both sides edge of a wing extends to in the caulking groove of embedment board (12) and forms left-hand thread mechanism through embedment board (12).

3. The articulated two-way guide rail friction pendulum seismic isolation bearing of claim 2, characterized in that: the short side of inboard face of slide rail board (11) corresponds and is provided with limiting plate (13), limiting plate (13) vertical setting to through a plurality of connecting bolt (14) and slide rail board (11) and build plate (12) fixed linking to each other.

4. The hinged bidirectional guide rail friction pendulum seismic isolation bearing according to claim 1, characterized in that: and a polytetrafluoroethylene plate (25) is fixedly attached to the surface of one side of the sliding block plate (21) far away from the rotating seat (24).

5. The articulated two-way guide rail friction pendulum seismic isolation bearing of claim 1, characterized in that: the connecting lug plate (22) is made of a triangular plate, and the corner of one side of the connecting lug plate, which is close to the rotating seat (24), is of an arc structure.

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