CN110656712A - Anti-overturning friction pendulum shock insulation support and assembling method thereof - Google Patents
Anti-overturning friction pendulum shock insulation support and assembling method thereof Download PDFInfo
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- CN110656712A CN110656712A CN201911020005.XA CN201911020005A CN110656712A CN 110656712 A CN110656712 A CN 110656712A CN 201911020005 A CN201911020005 A CN 201911020005A CN 110656712 A CN110656712 A CN 110656712A
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- 238000000034 method Methods 0.000 title claims abstract description 7
- 238000009413 insulation Methods 0.000 title abstract description 9
- 230000035939 shock Effects 0.000 title abstract description 9
- 229910001220 stainless steel Inorganic materials 0.000 claims description 42
- 239000010935 stainless steel Substances 0.000 claims description 42
- 238000002955 isolation Methods 0.000 claims description 31
- -1 polytetrafluoroethylene Polymers 0.000 claims description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 3
- 239000000725 suspension Substances 0.000 claims 1
- 238000006073 displacement reaction Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/92—Protection against other undesired influences or dangers
- E04B1/98—Protection against other undesired influences or dangers against vibrations or shocks; against mechanical destruction, e.g. by air-raids
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/36—Bearings or like supports allowing movement
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/021—Bearing, supporting or connecting constructions specially adapted for such buildings
- E04H9/023—Bearing, supporting or connecting constructions specially adapted for such buildings and comprising rolling elements, e.g. balls, pins
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- Architecture (AREA)
- Environmental & Geological Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention belongs to the technical field of building shock insulation supports, and discloses an anti-overturning friction pendulum shock insulation support and an assembling method thereof. The main technical characteristics are as follows: the upper support plate is provided with an upper tensile guide rail, and a column hole at the lower end of the upper swing body is in threaded connection with a column head. The anti-overturning friction pendulum shock insulation support can horizontally slide in a universal mode, can bear higher pressure and tension in an earthquake, and prevents a building from being overturned and damaged.
Description
Technical Field
The invention belongs to the technical field of building shock insulation supports, and particularly relates to an anti-overturning friction pendulum shock insulation support and an assembling method thereof.
Background
In recent years, earthquakes frequently occur, and huge losses are brought to the nation and people. Therefore, the method is especially important for ensuring the smooth road when an earthquake comes, and the safety of people flow dense areas such as schools, hospitals, markets and the like and life line projects. The friction pendulum vibration isolation support has the unique advantages that the vibration isolation period is not influenced by gravity load, the product quality is easy to control and the like, the application is more and more extensive, but the existing building friction pendulum vibration isolation support cannot bear tensile force, the applicability of some friction pendulum supports capable of bearing tensile force and the like cannot meet the use requirements, the use of the friction pendulum vibration isolation support is restricted, the applicability and the reliability are strong, and the friction pendulum vibration isolation support with the tensile function, which can avoid the overturning and damaging of buildings in rare earthquakes, is urgently researched.
Disclosure of Invention
The invention aims to solve the first technical problem of providing an anti-overturning friction pendulum seismic isolation support which can bear higher vertical pressure and higher tensile force and prevent a building from being overturned and damaged in rare earthquakes.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: the upper swing body is arranged on the lower support plate, the lower swing body is composed of a lower swing body bottom plate, a spherical hinge body and a spherical hinge cover plate, the upper portion of the spherical hinge body is a sphere, the lower portion of the column cap is a column cap, a transverse lower guide strip is arranged on the lower swing body bottom plate, a lower tensile guide rail matched with the transverse lower guide strip is arranged on the lower support plate, the top surface of the lower support plate is a first concave surface, the bottom surface of the lower swing body bottom plate is a first convex surface matched with the first concave surface, a first curved surface stainless steel sliding plate and a first curved surface polytetrafluoroethylene sliding plate are arranged between the lower support plate and the lower swing body bottom plate, the top surface of the lower swing body bottom plate is in spherical contact with the sphere at the lower portion of the spherical hinge body, the sphere at the upper portion of the spherical hinge body is in spherical contact with the inner wall of the spherical hinge cover plate, a through hole larger than the diameter of the column cap is arranged at the top of the, go up the pendulum and be provided with vertical upward gib block, the upper bracket board be provided with vertical upward gib block assorted last tensile guide rail, upper bracket board bottom surface is the second concave surface, go up the pendulum top surface be with second concave surface assorted second convex surface, be provided with second curved surface stainless steel slide and second curved surface tetrafluoro slide between upper bracket board and the last pendulum, go up the pendulum lower extreme be provided with the column cap assorted post hole on ball hinge upper portion, the column cap passes through threaded connection with the post hole, horizontal lower gib block and vertical upward gib block, lower tensile guide rail and last tensile guide rail mutually perpendicular set up.
The additional technical characteristics are as follows: the contact side of the transverse lower guide strip and the lower tensile guide rail is provided with a top surface tetrafluoro slide strip and a transverse side tetrafluoro slide strip, the contact side of the lower tensile guide rail and the transverse lower guide strip is provided with a bottom surface stainless steel slide strip and a transverse side stainless steel slide strip which are matched with the top surface tetrafluoro slide strip and the transverse side tetrafluoro slide strip, the contact side of the longitudinal upper guide strip and the upper tensile guide rail is provided with a bottom surface tetrafluoro slide strip and a longitudinal side tetrafluoro slide strip, and the contact side of the upper tensile guide rail and the longitudinal upper guide strip is provided with a top surface stainless steel slide strip and a longitudinal side stainless steel slide strip which are matched with the bottom surface tetrafluoro slide strip and the longitudinal side tetrafluoro slide strip;
the lower tensile guide rail is connected with the lower support plate through a first bolt, and the upper tensile guide rail is connected with the upper support plate through a second bolt;
the upper support plate and the upper tensile guide rail are respectively provided with an upper mounting hole matched with each other, and the lower support plate and the lower tensile guide rail are respectively provided with a lower mounting hole matched with each other.
The invention provides an assembly method of an anti-overturning friction pendulum seismic isolation support.
In order to solve the technical problem, the technical scheme adopted by the invention comprises the following steps:
the bottom plate of the lower swing body is connected with the lower support plate in the first step
Placing a lower support plate with a first curved surface stainless steel sliding plate on the top surface, placing a lower swing body bottom plate with a first curved surface tetrafluoro sliding plate on the lower support plate, connecting a lower tensile guide rail with the lower support plate through a first bolt, arranging a top surface tetrafluoro sliding strip and a transverse side tetrafluoro sliding strip on the contact side of a transverse lower guide strip and the lower tensile guide rail, and arranging a bottom surface stainless steel sliding strip and a transverse side stainless steel sliding strip which are matched with the top surface tetrafluoro sliding strip and the transverse side tetrafluoro sliding strip on the contact side of the lower tensile guide rail and the transverse lower guide strip;
second step of connecting each part of lower swing body
A lower swing body bottom plate, a spherical hinge body with the upper part being a column cap and the lower part being a sphere, and a spherical hinge cover plate are sequentially arranged on the lower swing body bottom plate from bottom to top, and the spherical hinge cover plate is connected with the lower swing body bottom plate through a positioning bolt;
third, the upper swing body is connected with the lower swing body
Aligning a column hole at the lower end of an upper swinging body with a second curved surface tetrafluoro sliding plate on the top surface with a column head at the upper part of the spherical hinge body, and connecting the column head with the column hole through threads;
the fourth step is that the upper support plate is connected with the upper swinging body
Place the upper bracket board that has second curved surface stainless steel slide with the bottom surface on last oscillating body, will go up the tensile guide rail and be connected with the upper bracket board through the second bolt, vertically go up the contact side of gib block and last tensile guide rail and be provided with bottom surface tetrafluoro draw and the vertical side tetrafluoro draw, the contact side of going up tensile guide rail and vertical last gib block is provided with bottom surface tetrafluoro draw and the vertical side tetrafluoro draw assorted top surface stainless steel draw and the vertical side stainless steel draw, whole support equipment is accomplished, the upper bracket board, go up the oscillating body, the lower bolster is linked up and down as a whole.
When the anti-overturn friction pendulum vibration isolation support is assembled, a lower support plate with a first curved surface stainless steel sliding plate on the top surface is placed, a lower pendulum body bottom plate with a first curved surface tetrafluoro sliding plate on the bottom surface is placed on the lower support plate, a lower tensile guide rail is connected with the lower support plate through a first bolt, a top surface tetrafluoro sliding strip and a transverse side surface tetrafluoro sliding strip are arranged on the contact side of a transverse lower guide strip and the lower tensile guide rail, a bottom surface stainless steel sliding strip and a transverse side surface stainless steel sliding strip which are matched with the top surface tetrafluoro sliding strip and the transverse side surface tetrafluoro sliding strip are arranged on the contact side of the lower tensile guide rail and the transverse lower guide strip, then a lower pendulum body bottom plate, a spherical hinge body with a spherical body at the lower part of a column cap and a spherical hinge cover plate are sequentially placed on the lower pendulum body bottom plate from bottom to top, the spherical hinge body and the spherical hinge body are connected through a positioning bolt, a column hole at the lower end of an upper pendulum body with a second curved surface tetrafluoro sliding plate on the top surface is, the column cap passes through threaded connection with the post hole, place the upper bracket board that the bottom surface has second curved surface stainless steel slide on last oscillating body, be connected upper tensile guide rail with upper bracket board through the second bolt, the contact side of vertical upper guide strip and upper tensile guide rail is provided with bottom surface tetrafluoro draw and vertical side face tetrafluoro draw, the contact side of upper tensile guide rail and vertical upper guide strip is provided with bottom surface tetrafluoro draw and vertical side face tetrafluoro draw assorted top surface stainless steel draw and vertical side face stainless steel draw, whole support equipment is accomplished, upper bracket board, the upper oscillating body, lower oscillating body, the lower bolster board is upper and lower to be linked together and is a whole. The first concave surface and the first convex surface are spherical surfaces or cylindrical surfaces, the second concave surface and the second convex surface are spherical surfaces or cylindrical surfaces, and when the first concave surface, the first convex surface and the second concave surface are cylindrical surfaces, the first concave surface, the first convex surface and the second concave surface are perpendicular to each other.
When the anti-overturning friction pendulum seismic isolation support is installed, the connecting bolts are connected with the lower embedded parts at the lower mounting holes of the lower support plate and the lower tensile guide rail, and the connecting bolts are connected with the upper member at the upper mounting holes of the upper support plate and the upper tensile guide rail. When the anti-overturning friction pendulum seismic isolation support is used, when the anti-overturning friction pendulum seismic isolation support longitudinally generates horizontal displacement, the upper support plate drives the upper tensile guide rail to move forwards and backwards along the longitudinal upper guide strip. When the anti-overturning friction pendulum seismic isolation support transversely generates horizontal displacement, the lower support plate drives the lower tensile guide rail to move forwards and backwards along the transverse lower guide strip. Because the transverse lower guide strip and the longitudinal upper guide strip, the lower tensile guide rail and the upper tensile guide rail, and the upper support plate and the lower support plate are arranged perpendicular to each other, the upper support plate and the lower support plate slide in any direction by combining longitudinal and transverse horizontal displacement, and the anti-overturning friction pendulum seismic isolation support can move in any direction horizontally.
According to the anti-overturning friction pendulum vibration isolation support, pressure borne by the upper support plate is transmitted to the lower swing body bottom plate through the lower part of the sphere at the lower part of the spherical hinge body, the top surface of the lower swing body bottom plate is in spherical contact with the sphere at the lower part of the spherical hinge body, the top surface of the lower swing body bottom plate and the lower part of the sphere at the lower part of the spherical hinge body form a rotating spherical surface, the top of the spherical hinge cover plate is provided with a through hole with the diameter larger than that of a column head, and the column head can swing freely in the through. When the support bears pressure changes and moves, the included angle between the axes of the upper swing body and the lower swing body changes along with the change of displacement, and the pressure borne by the upper support plate always points downwards to the circle center of the sliding lining plate, so that the normal work of the support is ensured.
When earthquake happens and pulling force is generated, the pulling force is transmitted to the inner wall of the spherical hinge cover plate from the upper part of the sphere, the sphere at the upper part of the spherical hinge body is in spherical contact with the inner wall of the spherical hinge cover plate, the upper part of the sphere at the upper part of the spherical hinge body and the inner wall of the spherical hinge cover plate form a rotating spherical surface, the top of the spherical hinge cover plate is provided with a through hole with the diameter larger than that of a column head, and the column head can swing freely in the. When the support bears the pulling force and changes and appear moving, go up the pendulum body and change along with the change of displacement with the axis contained angle of lower pendulum body, the tensile force that upper bracket board bore is directional spheroid centre of a circle downwards always to keep the steady of building above the upper bracket board, prevent to appear toppling.
The overturn-preventing friction pendulum shock insulation support provided by the invention can realize universal horizontal slippage when an earthquake occurs, and can bear higher pressure and higher tensile force generated by the earthquake, so that a building is prevented from being overturned and damaged when an earthquake happens rarely.
Drawings
FIG. 1 is a schematic diagram of a transverse structure of an anti-overturning friction pendulum seismic isolation support;
FIG. 2 is a schematic longitudinal structure diagram of an anti-overturning friction pendulum seismic isolation support;
FIG. 3 is a schematic view of an exploded structure of an anti-overturning friction pendulum seismic isolation bearing;
FIG. 4 is an exploded view of the upper swing body and the lower swing body;
FIG. 5 is a schematic structural view of the transverse lower guide strip and the lower tensile guide rail;
fig. 6 is a schematic structural view of the longitudinal upper guide strip and the upper tensile guide.
Detailed Description
The structure and the use principle of the anti-overturn friction pendulum seismic isolation bearing are further explained in detail with the accompanying drawings.
As shown in figures 1, 2 and 3, the anti-overturning friction pendulum vibration isolation support comprises an upper support plate 1 and a lower support plate 2, wherein a lower pendulum body 3 is arranged on the lower support plate 2, the lower pendulum body 3 consists of a lower pendulum body bottom plate 4, a spherical hinge body 8 with a column head 6 at the upper part and a sphere 7 at the lower part, and a spherical hinge cover plate 9, the lower pendulum body bottom plate 4 is provided with a transverse lower guide strip 10, the lower support plate 2 is provided with a lower tensile guide rail 11 matched with the transverse lower guide strip 10, the lower tensile guide rail 11 is connected with the lower support plate 2 through a first bolt 12, the top surface of the lower support plate 2 is a first concave surface 13, the bottom surface of the lower pendulum body bottom plate 4 is a first convex surface 14 matched with the first concave surface 13, a first curved surface stainless steel sliding plate 15 and a first curved surface polytetrafluoroethylene sliding plate 16 are arranged between the lower support plate 2 and the lower pendulum body bottom plate 4, the top surface of the lower pendulum body bottom plate 4 is in spherical contact with the sphere, the sphere 7 at the upper part of the spherical hinge body 8 is in spherical contact with the inner wall of the spherical hinge cover plate 9, the top of the spherical hinge cover plate 9 is provided with a through hole 91 with the diameter larger than that of the column cap 6, the spherical hinge cover plate 9 is connected with the bottom plate 4 of the lower swinging body through a positioning bolt 92, the lower part of the upper support plate 1 is provided with an upper swinging body 17, the upper swinging body 17 is provided with a longitudinal upper guide strip 18, the upper support plate 1 is provided with an upper tensile guide rail 19 matched with the longitudinal upper guide strip 18, the upper tensile guide rail 19 is connected with the upper support plate 1 through a second bolt 20, the bottom surface of the upper support plate 1 is a second concave surface 21, the top surface of the upper swinging body 17 is a second convex surface 22 matched with the second concave surface 21, a second curved surface stainless steel sliding plate 23 and a second curved surface tetrafluoro sliding plate 24 are arranged between the upper support plate 1 and the upper swinging body 17, the lower end of the upper, horizontal lower gib block 10 and vertical upper gib block 18, lower tensile guide rail 11 and last tensile guide rail 19, upper bracket board 1 and lower support plate 2 mutually perpendicular set up, and upper bracket board 1, last tensile guide rail 19 are provided with assorted upper mounting hole 26 respectively, and lower support plate 2, lower tensile guide rail 11 are provided with assorted lower mounting hole 27 respectively.
As shown in fig. 4, the lower swing body is composed of a lower swing body bottom plate 4, a sliding lining plate 5, a spherical hinge body 8 with a column cap 6 at the upper part and a spherical crown 7 at the lower part, and a spherical hinge cover plate 9, the lower swing body bottom plate 4 is provided with a transverse lower guide strip 10, and the upper swing body 17 is provided with a longitudinal upper guide strip 18.
As shown in fig. 5, the bottom plate 4 of the lower oscillating body is provided with a horizontal lower guide strip 10, the contact side of the horizontal lower guide strip 10 and the lower tension guide rail 11 is provided with a top surface tetrafluoro slide strip 28 and a horizontal side surface tetrafluoro slide strip 29, and the contact side of the lower tension guide rail 11 and the horizontal lower guide strip 10 is provided with a bottom surface stainless steel slide strip 30 and a horizontal side surface stainless steel slide strip 31 which are matched with the top surface tetrafluoro slide strip 28 and the horizontal side surface tetrafluoro slide strip 29.
As shown in fig. 6, the upper swing body 17 is provided with a longitudinal upper guide bar 18, a bottom tetrafluoro slide bar 32 and a longitudinal side tetrafluoro slide bar 33 are provided on the contact side of the longitudinal upper guide bar 18 and the upper tension guide rail 19, and a top stainless steel slide bar 34 and a longitudinal side stainless steel slide bar 35 which are matched with the bottom tetrafluoro slide bar 32 and the longitudinal side tetrafluoro slide bar 33 are provided on the contact side of the upper tension guide rail 19 and the longitudinal upper guide bar 18.
When the anti-overturning friction pendulum vibration isolation support provided by the invention is assembled, a lower support plate 2 with a first curved surface stainless steel sliding plate 15 on the top surface is placed, a lower pendulum body bottom plate 4 with a first curved surface tetrafluoro sliding plate 16 on the bottom surface is placed on the lower support plate 2, a lower tensile guide rail 11 is connected with the lower support plate 2 through a first bolt 12, a top surface tetrafluoro sliding strip 28 and a transverse side tetrafluoro sliding strip 29 are arranged on the contact side of a transverse lower guide strip 10 and the lower tensile guide rail 11, a bottom surface stainless steel sliding strip 30 and a transverse side stainless steel sliding strip 31 which are matched with the top surface tetrafluoro sliding strip 28 and the transverse side tetrafluoro sliding strip 29 are arranged on the contact side of the lower tensile guide rail 11 and the transverse lower guide strip 10, then a lower pendulum body bottom plate 4, a spherical hinge body 8 with a spherical body 7 on the upper portion of a column cap 6 and a spherical hinge cover plate 9 are sequentially placed on the lower pendulum body bottom plate 4 from bottom to top, and the spherical hinge plate 9 and the lower pendulum body bottom plate are connected, the column hole 25 at the lower end of the upper swing body 17 with the second curved surface tetrafluoro slide plate 24 on the top surface is aligned with the column head 6 at the upper part of the spherical hinge body 8, the column head 6 is connected with the column hole 25 through screw threads, the upper support plate 1 with the second curved surface stainless steel slide plate 23 on the bottom surface is placed on the upper swing body 17, the upper tensile guide rail 19 is connected with the upper support plate 1 through a second bolt 20, the bottom surface tetrafluoro slide strip 32 and the longitudinal side surface tetrafluoro slide strip 33 are arranged on the contact side of the longitudinal upper guide strip 18 and the upper tensile guide rail 19, the top surface stainless steel slide strip 34 and the longitudinal side surface stainless steel slide strip 35 which are matched with the bottom surface tetrafluoro slide strip 32 and the longitudinal side surface tetrafluoro slide strip 33 are arranged on the contact side of the upper tensile guide rail 19 and the longitudinal upper guide strip 18, the whole support is assembled, and the upper support plate 1, the upper swing body 17, the lower. The first concave surface 13 and the first convex surface 14 are spherical surfaces or cylindrical surfaces, the second concave surface 21 and the second convex surface 22 are spherical surfaces or cylindrical surfaces, and when the first concave surface 13, the first convex surface 14, the second concave surface 21 and the second convex surface 22 are cylindrical surfaces, the first concave surface 13, the first convex surface 14, the second concave surface 21 and the second convex surface 22 are arranged vertically.
When the anti-overturning friction pendulum seismic isolation support is installed, the connecting bolts are connected with lower embedded parts at the lower mounting holes 29 of the lower support plate 2 and the lower tensile guide rail 11, and are connected with upper components at the upper mounting holes 28 of the upper support plate 1 and the upper tensile guide rail 19. When the anti-overturning friction pendulum seismic isolation support longitudinally moves horizontally in use, the upper support plate 1 drives the upper tensile guide rail 19 to move forwards and backwards along the longitudinal upper guide strip 18. When the anti-overturning friction pendulum vibration isolation support transversely generates horizontal displacement, the lower support plate 2 drives the lower tensile guide rail 11 to move forwards and backwards along the transverse lower guide strip 10. Because the transverse lower guide strip 10 and the longitudinal upper guide strip 18, the lower tensile guide rail 11 and the upper tensile guide rail 19, and the upper support plate 1 and the lower support plate 2 are arranged perpendicular to each other, the upper support plate 1 and the lower support plate 2 slide in any direction by combining longitudinal and transverse horizontal displacement, and the anti-overturning friction pendulum seismic isolation support can move in any direction horizontally.
According to the anti-overturning friction pendulum vibration isolation support, pressure borne by the upper support plate 1 is transmitted to the lower swing body bottom plate 4 through the lower part of the sphere 7 at the lower part of the spherical hinge body 8, as the top surface of the lower swing body bottom plate 4 is in spherical contact with the lower part of the sphere 7 at the lower part of the spherical hinge body 8, the top surface of the lower swing body bottom plate 4 and the lower part of the sphere 7 at the lower part of the spherical hinge body 8 form a rotating spherical surface, the top of the spherical hinge cover plate 9 is provided with the through hole 91 with the diameter larger than that of the column head 6, and the column head 6 can swing freely in. When the support bears pressure changes and moves, the included angle between the axes of the upper swing body 17 and the lower swing body 3 changes along with the change of displacement, and the pressure borne by the upper support plate 1 always points downwards to the circle center of the sliding lining plate 5, so that the normal work of the support is ensured.
When earthquake happens and pulling force is generated, the pulling force is transmitted to the inner wall of the spherical hinge cover plate 9 from the upper part of the sphere 7, the upper part of the sphere 7 is in spherical contact with the inner wall of the spherical hinge cover plate 9, the upper part of the sphere 7 and the inner wall of the spherical hinge cover plate 9 form a rotating spherical surface, the top of the spherical hinge cover plate 9 is provided with a through hole 91 with the diameter larger than that of the column head 6, and the column head 6 can swing freely in the through hole 91. When the support bears the pulling force and changes and appear moving, go up oscillating body 17 and lower oscillating body 3's axis contained angle and change along with the change of displacement, the pulling force that upper bracket board 1 bore is directional centre of a circle 7 of spheroid downwards all the time to keep the above-mentioned building of upper bracket board 1 steady, prevent to appear toppling.
The overturn-preventing friction pendulum shock insulation support provided by the invention can realize universal horizontal slippage when an earthquake occurs, and can bear higher pressure and higher tensile force generated by the earthquake, so that a building is prevented from being overturned and damaged when an earthquake happens rarely.
The anti-overturning friction pendulum vibration isolation support is not limited to the structure, and any modification, equivalent replacement, improvement and the like on the basis of the invention are included in the protection scope of the invention.
Claims (5)
1. The utility model provides an anti-overturning friction pendulum isolation bearing, includes upper bracket board, bottom suspension bedplate, its characterized in that: the upper surface of the lower support plate is provided with a lower swing body, the lower swing body consists of a lower swing body bottom plate, a spherical hinge body and a spherical hinge cover plate, the upper part of the spherical hinge body is a sphere, the lower part of the spherical hinge body is a column cap, the lower part of the spherical hinge body is a sphere, the bottom plate of the lower swing body is provided with a transverse lower guide strip, the lower support plate is provided with a lower tensile guide rail matched with the transverse lower guide strip, the top surface of the lower support plate is a first concave surface, the bottom surface of the lower swing body bottom plate is a first convex surface matched with the first concave surface, a first curved surface stainless steel sliding plate and a first curved surface polytetrafluoroethylene sliding plate are arranged between the lower support plate and the lower swing body bottom plate, the top surface of the lower swing body bottom plate is in spherical contact with the sphere at the lower part of the spherical hinge body, the sphere at the upper part of the spherical hinge body is in spherical contact with the inner, go up the pendulum and be provided with vertical upward gib block, the upper bracket board be provided with vertical upward gib block assorted last tensile guide rail, upper bracket board bottom surface is the second concave surface, go up the pendulum top surface be with second concave surface assorted second convex surface, be provided with second curved surface stainless steel slide and second curved surface tetrafluoro slide between upper bracket board and the last pendulum, go up the pendulum lower extreme be provided with the column cap assorted post hole on ball hinge upper portion, the column cap passes through threaded connection with the post hole, horizontal lower gib block and vertical upward gib block, lower tensile guide rail and last tensile guide rail mutually perpendicular set up.
2. The anti-overturning friction pendulum seismic isolation bearing according to claim 1, characterized in that: the contact side of horizontal lower gib block and lower tensile guide rail be provided with top surface tetrafluoro draw runner and horizontal side tetrafluoro draw runner, the contact side of lower tensile guide rail and horizontal lower gib block be provided with top surface tetrafluoro draw runner and horizontal side tetrafluoro draw runner assorted bottom surface stainless steel draw runner and horizontal side stainless steel draw runner, vertically go up the gib block and be provided with bottom surface tetrafluoro draw runner and indulge the side tetrafluoro draw runner with the contact side of last tensile guide rail, the contact side of going up tensile guide rail and vertically going up the gib block be provided with bottom surface tetrafluoro draw runner and indulge the side tetrafluoro draw runner assorted top surface stainless steel draw runner and indulge the side stainless steel draw runner.
3. The anti-overturning friction pendulum seismic isolation bearing according to claim 1, characterized in that: the lower tensile guide rail is connected with the lower support plate through a first bolt, and the upper tensile guide rail is connected with the upper support plate through a second bolt.
4. The anti-overturning friction pendulum seismic isolation bearing according to claim 1, characterized in that: the upper support plate and the upper tensile guide rail are respectively provided with an upper mounting hole matched with each other, and the lower support plate and the lower tensile guide rail are respectively provided with a lower mounting hole matched with each other.
5. The method for assembling an overturn-preventing friction pendulum-vibration isolation bearing as claimed in any one of claims 1 to 4, comprising the steps of:
the bottom plate of the lower swing body is connected with the lower support plate in the first step
Placing a lower support plate with a first curved surface stainless steel sliding plate on the top surface, placing a lower swing body bottom plate with a first curved surface tetrafluoro sliding plate on the lower support plate, connecting a lower tensile guide rail with the lower support plate through a first bolt, arranging a top surface tetrafluoro sliding strip and a transverse side tetrafluoro sliding strip on the contact side of a transverse lower guide strip and the lower tensile guide rail, and arranging a bottom surface stainless steel sliding strip and a transverse side stainless steel sliding strip which are matched with the top surface tetrafluoro sliding strip and the transverse side tetrafluoro sliding strip on the contact side of the lower tensile guide rail and the transverse lower guide strip;
second step of connecting each part of lower swing body
A lower swing body bottom plate, a spherical hinge body with the upper part being a column cap and the lower part being a sphere, and a spherical hinge cover plate are sequentially arranged on the lower swing body bottom plate from bottom to top, and the spherical hinge cover plate is connected with the lower swing body bottom plate through a positioning bolt;
third, the upper swing body is connected with the lower swing body
Aligning a column hole at the lower end of an upper swinging body with a second curved surface tetrafluoro sliding plate on the top surface with a column head at the upper part of the spherical hinge body, and connecting the column head with the column hole through threads;
the fourth step is that the upper support plate is connected with the upper swinging body
Place the upper bracket board that has second curved surface stainless steel slide with the bottom surface on last oscillating body, will go up the tensile guide rail and be connected with the upper bracket board through the second bolt, vertically go up the contact side of gib block and last tensile guide rail and be provided with bottom surface tetrafluoro draw and the vertical side tetrafluoro draw, the contact side of going up tensile guide rail and vertical last gib block is provided with bottom surface tetrafluoro draw and the vertical side tetrafluoro draw assorted top surface stainless steel draw and the vertical side stainless steel draw, whole support equipment is accomplished, the upper bracket board, go up the oscillating body, the lower bolster is linked up and down as a whole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911020005.XA CN110656712B (en) | 2019-10-25 | 2019-10-25 | Anti-overturning friction pendulum vibration isolation support and assembly method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911020005.XA CN110656712B (en) | 2019-10-25 | 2019-10-25 | Anti-overturning friction pendulum vibration isolation support and assembly method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110656712A true CN110656712A (en) | 2020-01-07 |
| CN110656712B CN110656712B (en) | 2024-03-08 |
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| CN113756445A (en) * | 2021-09-17 | 2021-12-07 | 上海大学 | Prefabricated assembled shock insulation support |
| CN114411993A (en) * | 2021-12-22 | 2022-04-29 | 中国建材国际工程集团有限公司 | Three-dimensional friction pendulum shock insulation support with tensile function |
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| CN110656712B (en) | 2024-03-08 |
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