CN209941943U - Anti-overturning self-resetting shock isolation device - Google Patents
Anti-overturning self-resetting shock isolation device Download PDFInfo
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- CN209941943U CN209941943U CN201920057833.XU CN201920057833U CN209941943U CN 209941943 U CN209941943 U CN 209941943U CN 201920057833 U CN201920057833 U CN 201920057833U CN 209941943 U CN209941943 U CN 209941943U
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- 238000002955 isolation Methods 0.000 title claims abstract description 25
- 230000035939 shock Effects 0.000 title claims abstract description 25
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 49
- 239000010959 steel Substances 0.000 claims abstract description 49
- 230000021715 photosynthesis, light harvesting Effects 0.000 claims abstract description 36
- 238000009434 installation Methods 0.000 claims abstract description 25
- 238000005265 energy consumption Methods 0.000 claims abstract description 18
- 229910001209 Low-carbon steel Inorganic materials 0.000 claims description 26
- -1 polytetrafluoroethylene Polymers 0.000 claims description 6
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 6
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 6
- 238000009413 insulation Methods 0.000 abstract description 9
- 230000006378 damage Effects 0.000 abstract description 7
- 230000009471 action Effects 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 239000010410 layer Substances 0.000 description 4
- 239000004809 Teflon Substances 0.000 description 3
- 229920006362 Teflon® Polymers 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 238000005381 potential energy Methods 0.000 description 3
- 230000002265 prevention Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000005489 elastic deformation Effects 0.000 description 2
- 238000004146 energy storage Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000012791 sliding layer Substances 0.000 description 1
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Abstract
The utility model provides an anti-overturning self-resetting shock isolation device, which comprises a base, a sliding limiting component and an energy consumption limiting component; the base comprises an installation bearing platform arranged on the foundation and a limit bearing platform arranged on the installation bearing platform; the sliding limiting assembly comprises a limiting outer frame sleeved on the limiting bearing platform, a limiting inner frame is arranged in the limiting outer frame, a plurality of groups of pressure-bearing disc springs are arranged in the limiting inner frame, and pull-bearing steel cables penetrate through the pressure-bearing disc springs; the energy consumption limiting assembly comprises a soft steel energy consumption piece arranged on the installation bearing platform. Adopt pressure-bearing dish spring to do and carry out vertical shock insulation, adopt and hold the anti-overturning of steel cable carrying on device itself and overall building structure, spacing frame, spacing inside casing and spacing cushion cap mutually support and make the device carry out the horizontal slip in certain extent, subduct earthquake's energy in the earthquake, alleviate the destruction to building structure. When the sliding is continued, the sliding tendency and energy of the building structure in earthquake shock are further reduced through the U-shaped soft steel energy dissipation sheet, and the excessive sliding is limited.
Description
Technical Field
The utility model belongs to building mechanism equipment field relates to antidetonation efficiency, concretely relates to antidumping is from restoring to throne shock isolation device.
Background
Earthquake is one of natural disasters causing huge life and property damage to human in the world, and mass collapse of buildings and structures in earthquake is a direct cause of disasters. The traditional earthquake-resistant structure design is a 'hard resistance' concept, and the earthquake action is resisted by improving the bearing capacity and ductility of a building. The friction sliding shock insulation technology is based on the principle that the rigidity is controlled by 'soft', and the earthquake energy is dissipated and the earthquake reaction of the structure is lightened by adjusting the dynamic characteristic of the structure.
The sliding shock insulation technology is a structure shock absorption control technology which is well researched, and is characterized in that a low-friction sliding element, a limiting piece and the like are arranged on a foundation or an interlayer and other positions, the structure system is far away from the excellent period of seismic motion by transferring the excellent period of the structure system, the damping of the structure is properly increased, and the acceleration reaction of the structure is greatly reduced. Meanwhile, the structure displacement is concentrated on the seismic isolation layer, so that the seismic effect is reduced. The novel anti-seismic structure has the advantages of simple structure, low manufacturing cost, remarkable effect, convenience in popularization and the like, so that a novel anti-seismic trend is formed.
The friction sliding shock insulation system in the prior art mainly depends on the horizontal sliding of a sliding layer to cut off the earthquake action, but under the action of a large earthquake, the horizontal displacement of the shock insulation layer is possibly caused to be too large, so that the service function of a post-earthquake support is influenced, and the sliding shock insulation structure is disconnected from top to bottom at the support, so that the problem of overturning instability is easily caused, therefore, a shock insulation anti-overturning supporting device which can cut off the earthquake action and slowly release energy consumption through the horizontal sliding in the earthquake, can not generate the support connection disconnection after the earthquake and can recover the initial support state is urgently needed to be searched.
Disclosure of Invention
To the not enough that exists among the prior art, the utility model aims to provide an antidumping is from restoring to throne isolation device to solve the isolation device among the prior art and receive the influence or even the whole condemned problem of bearing structure in the follow-up support service function that the bearing structure disconnection leads to after the earthquake.
In order to solve the technical problem, the application adopts the following technical scheme:
an anti-overturning self-resetting shock isolation device comprises a base arranged on a foundation of a building column wall, wherein a sliding limiting assembly and an energy consumption limiting assembly are also arranged on the base;
the base comprises an installation bearing platform arranged on a foundation of a building column wall and a limit bearing platform arranged on the installation bearing platform;
the sliding limiting assembly comprises a limiting outer frame sleeved on the limiting bearing platform, a limiting inner frame is arranged in the limiting outer frame, a plurality of groups of pressure-bearing disc springs are arranged in the limiting inner frame, and pull steel cables are sleeved in the pressure-bearing disc springs in a penetrating manner;
the energy consumption limiting assembly comprises a soft steel energy consumption sheet arranged on the mounting bearing platform;
the energy consumption limiting assembly is used for limiting the horizontal sliding distance of the sliding limiting assembly on the limiting bearing platform and recovering the initial supporting position.
The utility model discloses still have following technical characteristic:
specifically, the limiting outer frame and the limiting inner frame are C-shaped steel cylinders with right-angle curled edges;
the lengths of the limiting outer frame, the limiting inner frame and the limiting bearing platform along the direction of the wall plates of the limiting outer frame are the same, and the width between the two wall plates of the limiting inner frame is smaller than that between the two wall plates of the limiting outer frame;
the width of the opening of the turned edge of the limiting outer frame and the limiting inner frame is smaller than the width of the limiting bearing platform in the same direction, and the distance between the two wall plates of the limiting inner frame is the same as the width of the limiting bearing platform in the same direction.
Specifically, a first boss and a second boss are sequentially arranged between the mounting bearing platform and the limiting bearing platform;
the limiting bearing platform is welded and installed on the second boss, and the difference between the width of the curled edge opening of the limiting outer frame and the width of the second boss in the direction perpendicular to the wall plates of the limiting outer frame is not greater than the difference between the distance between the two wall plates of the limiting inner frame and the width of the curled edge opening of the limiting inner frame.
Specifically, the limiting outer frame and the limiting inner frame are fixedly connected and installed at the top through bolts;
two ends of the tensile steel cable are fixedly connected to the top in the limiting inner frame and the limiting bearing platform through bolts respectively;
the pressure-bearing disc spring is sleeved outside the tensile steel cable, and the pressure-bearing disc spring is in contact with the limiting inner frame and the limiting bearing platform but is not fixed.
Specifically, at least one group of mild steel energy dissipation pieces is arranged on each side face of the limiting outer frame;
the mild steel energy dissipation sheet is a U-shaped mild steel energy dissipation sheet;
the lower wing plate of the soft steel energy dissipation piece is installed on the installation bearing platform through a bolt, and the anti-loss rubber pads are installed at the tail ends of the two wing plates of the soft steel energy dissipation piece.
Specifically, the distance between the loss-prevention rubber pad at the tail end of the upper wing plate of the mild steel energy dissipation plate and the wall plate of the limiting outer frame is not more than the difference between the width of the opening of the turned edge of the limiting outer frame and the width of the second boss in the direction perpendicular to the wall plate of the limiting outer frame;
the distance between the loss-proof rubber pad at the tail end of the upper wing plate of the mild steel energy dissipation plate and the limiting bearing platform is the same as the distance between the loss-proof rubber pad at the tail end of the upper wing plate of the mild steel energy dissipation plate and the limiting outer frame wall plate.
Specifically, the limiting bearing platform, the limiting outer frame and the limiting inner frame are made of polytetrafluoroethylene steel plates.
Specifically, the polytetrafluoroethylene steel plate is a steel plate with a polytetrafluoroethylene film layer attached to the surface.
Compared with the prior art, the utility model, profitable technological effect is:
(I) the utility model discloses an antidumping self-resetting seismic isolation device adopts the pressure-bearing dish spring to do vertical shock insulation, adopts the bearing and pulling steel cable to carry out the antidumping of device itself and building structure whole, and has adopted the structure of spacing frame and spacing inner frame to make the utility model discloses whole device has more wide band shock insulation efficiency, has prevented that building structure whole from having great vertical position change in the earthquake, has guaranteed whole building structure especially high-rise building structure whole stability and security in the earthquake;
(II) the utility model discloses an antidumping is from spacing frame, spacing inside casing and the spacing cushion cap of reset shock isolation device mutually support and make this device can carry out the level in a certain degree and slide, subduct earthquake's energy in the earthquake, alleviate earthquake to building structure's destruction. When the slippage continues and expands, the slippage trend and energy of the building structure in earthquake shock are further reduced and the excessive slippage is limited through the U-shaped mild steel energy dissipation sheet. The U-shaped soft steel energy dissipation piece can also promote the effective self-resetting of the horizontal sliding of the device of the utility model through the self-continuing elastic potential energy after the earthquake, and ensure the recovery of the initial supporting state and the normal support function after the earthquake;
(III) the utility model discloses an antidumping is from the equal demountable installation of reset shock isolation device part, device overall structure is simple and easy to maintain. The utility model discloses a spacing frame and spacing inside casing both ends opening, the pressure-bearing dish spring and the holding steel cable of being convenient for change fatigue damage. The utility model discloses a mild steel power consumption steel sheet of U-shaped installs on the installation cushion cap, is particularly convenient for change, can quick replacement when it produces fatigue damage or surpasss elastic deformation, makes whole device resume normal function fast.
Drawings
FIG. 1 is a schematic axial view of the overall structure of the present invention;
fig. 2 is a schematic sectional view of the overall structure of the present invention;
FIG. 3 is a schematic view of the installation structure of the limiting outer frame and the limiting inner frame of the present invention;
FIG. 4 is a schematic axial-side structure diagram of the soft steel energy dissipation plate of the present invention;
FIG. 5 is a schematic view of the axial side structure of the base of the present invention;
FIG. 6 is a schematic view of the structure of the bearing disc spring and the bearing steel cable on the side of the sleeving shaft;
FIG. 7 is a schematic sectional view of the installation state of the present invention;
FIG. 8 is a schematic view of the side structure of the mounting state of the present invention;
the meaning of the individual reference symbols in the figures is: 1-a base, 2-a sliding limiting component and 3-an energy consumption limiting component;
11-mounting a bearing platform, 12-limiting the bearing platform, 13-a first boss, 14-a second boss;
21-a limit outer frame, 22-a limit inner frame, 23-a pressure-bearing disc spring and 24-a tensile steel cable;
31-mild steel energy dissipation sheet, 32-damage prevention rubber pad.
The following examples are provided to explain the present invention in further detail.
Detailed Description
Obey above-mentioned technical scheme, following the present utility model discloses a specific embodiment, it needs to explain that the utility model discloses do not confine following specific embodiment to, all fall into the protection scope of the utility model to the equivalent transform of doing on the basis of this application technical scheme. The present invention will be described in further detail with reference to examples.
Example 1:
the embodiment provides an anti-overturning self-resetting shock isolation device, which comprises a base 1 arranged on a building column wall foundation, wherein a sliding limiting assembly 2 and an energy consumption limiting assembly 3 are further arranged on the base 1, as shown in fig. 1 to 8;
the base 1 comprises a mounting bearing platform 11 mounted on a building column wall foundation and a limiting bearing platform 12 mounted on the mounting bearing platform 11;
the sliding limiting assembly 2 comprises a limiting outer frame 21 sleeved on the limiting bearing platform 12, a limiting inner frame 22 is arranged in the limiting outer frame 21, a plurality of groups of pressure-bearing disc springs 23 are arranged in the limiting inner frame 22, and pull-out steel cables 24 are sleeved in the pressure-bearing disc springs 23 in a penetrating manner;
the energy consumption limiting assembly 3 comprises a soft steel energy consumption piece 31 arranged on the installation bearing platform 11;
the energy consumption limiting component 3 is used for limiting the horizontal sliding distance of the sliding limiting component 2 on the limiting bearing platform 12 and restoring the initial supporting position.
As a preferable scheme of this embodiment, two sets of pressure-bearing disc springs are installed in the limiting inner frame 22 in parallel.
As a specific scheme of this embodiment, the limiting outer frame 21 and the limiting inner frame 22 of this embodiment are C-shaped steel cylinders with right-angle curled edges;
the lengths of the limiting outer frame 21, the limiting inner frame 22 and the limiting bearing platform 12 along the direction of the wall plates of the limiting outer frame 21 are the same, and the width between the two wall plates of the limiting inner frame 22 is smaller than that between the two wall plates of the limiting outer frame 21;
the width of the opening of the turned edge of the limiting outer frame 21 and the limiting inner frame 22 is smaller than the width of the limiting bearing platform 12 in the same direction, and the distance between the two wall plates of the limiting inner frame 22 is the same as the width of the limiting bearing platform 12 in the same direction.
As a specific solution of this embodiment, a first boss 13 and a second boss 14 are further sequentially installed between the installation bearing platform 11 and the limit bearing platform 12 of this embodiment;
the limit bearing platform 12 is welded on the second boss 14, and the difference between the width of the curled edge opening of the limit outer frame 21 and the width of the second boss 14 in the direction perpendicular to the wall plate of the limit outer frame 21 is not greater than the difference between the distance between the two wall plates of the limit inner frame 22 and the width of the curled edge opening of the limit inner frame 22.
As a specific scheme of this embodiment, the limiting outer frame 21 and the limiting inner frame 22 of this embodiment are fixedly mounted on the top by bolts;
two ends of the tensile steel cable 24 are respectively and fixedly connected to the top part in the limit inner frame 22 and the limit cushion cap 12 through bolts;
the pressure-bearing disc spring 23 is sleeved outside the pull-bearing cable 24, and the pressure-bearing disc spring 23 is contacted with but not fixed with the limit inner frame 22 and the limit cushion cap 12.
As a specific solution of this embodiment, at least one set of mild steel energy dissipation sheets 31 is disposed on each side of the limiting outer frame 21;
the mild steel energy dissipation sheet 31 is a U-shaped mild steel energy dissipation sheet;
the lower wing plate of the soft steel energy dissipation sheet 31 is mounted on the mounting bearing platform 11 through bolts, and the tail ends of the two wing plates of the soft steel energy dissipation sheet 31 are provided with anti-damage rubber pads 32.
As a preferable solution of this embodiment, the mild steel energy dissipation plates 31 of this embodiment are provided in a set on each side of the limiting outer frame 21.
As a specific scheme of this embodiment, the distance between the damage-preventing rubber pad 32 at the end of the upper wing plate of the mild steel energy dissipation sheet 31 of this embodiment and the wall plate of the limiting outer frame 21 is not greater than the difference between the width of the opening of the turned edge of the limiting outer frame 21 and the width of the second boss 14 in the direction perpendicular to the wall plate of the limiting outer frame 21;
the distance between the loss-proof rubber pad 32 at the tail end of the upper wing plate of the mild steel energy dissipation sheet 31 and the limit cushion cap 12 is the same as the distance between the loss-proof rubber pad 32 at the tail end of the upper wing plate of the mild steel energy dissipation sheet 31 and the wall plate of the limit outer frame 21.
As a specific solution of this embodiment, the limiting platform 12, the limiting outer frame 21 and the limiting inner frame 22 of this embodiment are made of teflon steel plates.
As a specific solution of this embodiment, the teflon steel plate of this embodiment is a steel plate with a teflon film layer attached to the surface.
Base 1 of this embodiment is for installing installation cushion cap 11 and spacing cushion cap 12 on the building foundation, still installs first boss 13 and second boss 14 between installation cushion cap 11 and spacing cushion cap 12 in proper order, and second boss 14 is used for fixed mounting the utility model discloses a spacing subassembly 2 that slides, installation cushion cap 11 are used for the erection joint of integrated device and lower part building foundation to be used for installing the spacing subassembly 3 of power consumption.
The sliding limiting component 2 of the embodiment is installed on the second boss 14, and includes a limiting inner frame 21 and a limiting outer frame 22, and the limiting inner frame 21 and the limiting outer frame 22 are fixedly connected through bolts. A pressure-bearing disc spring 23 and a tensile steel cable 24 are further mounted in the limiting inner frame 22, two ends of the tensile steel cable 24 are mounted on the top end of the limiting inner frame 22 and the limiting bearing platform 12 through bolts respectively, and the pressure-bearing disc spring 23 is mounted on the tensile steel cable 24 in a penetrating and sleeving manner. The top of the outer limiting frame 21 is fixedly connected with the upper structure of the building.
The limiting inner frame 21 and the limiting outer frame 22 of the slippage limiting component 2 in the embodiment are fixedly connected and installed into a whole, and the whole can horizontally slide on the limiting bearing platform 12 for a certain distance, so that the function of isolating earthquake vibration and earthquake energy in an earthquake is achieved.
The spacing subassembly 3 of power consumption of this embodiment is installed promptly on installation cushion cap 11, the utility model discloses a spacing subassembly 3 of power consumption has installed the U-shaped mild steel power consumption piece 31 of loss prevention rubber pad 32 for two upper and lower pterygoid lamina ends, and the lower pterygoid lamina of mild steel power consumption piece 31 passes through bolt fixed mounting on installation cushion cap 11, and the terminal loss prevention rubber pad 32 of upper pterygoid lamina leaves certain idle distance with spacing frame 21's wallboard.
The U-shaped soft steel energy dissipation sheet 31 of the energy dissipation limiting assembly 3 of this embodiment can start to compress the energy storage and limit the sliding to continue after the no-load distance reaches the maximum, that is, the loss-prevention rubber pad 32 contacts the limiting outer frame 21, and after the shock is finished, the energy storage is released, so that the limiting outer frame 21 returns to the initial supporting position. The no-load distance of the U-shaped soft steel energy dissipation sheet 31 of the energy dissipation limiting component 3 is not more than the slidable distance of the whole sliding limiting component 2 on the limiting bearing platform 12.
The distance between the damage-preventing rubber pad 32 at the end of the upper wing plate of the mild steel energy dissipation sheet 31 of the embodiment and the wall plate of the limit outer frame 21 is not more than half of the difference between the width of the opening of the curled edge of the limit outer frame 21 and the width of the second boss 14 in the direction perpendicular to the wall plate of the limit outer frame 21.
The utility model discloses a difference of spacing outer frame 21 turn-up opening width and the spacing outer frame 21 wallboard direction width of 14 perpendicular to of second boss is not more than the difference of distance and spacing inner frame 22 turn-up opening width between the spacing inner frame 22 wallboard.
The utility model discloses an antidumping is from restoring to throne isolation device's use and working process can be through as follows the mode goes on:
installation the utility model discloses an antidumping is from post or shear force wall bottom of restoring to the shock isolation device to building structure basis, guarantees that the spacing frame of device fastens with the superstructure installation of post or shear force wall, guarantees that the substructure installation of installation cushion cap and post or shear force wall fastens. When an earthquake occurs, the limiting inner frame 22 of the device horizontally slides on the limiting bearing platform 12 and dissipates energy through friction thereof. Meanwhile, the pressure-bearing disc spring 23 or the tension-bearing steel cable 24 is subjected to pressure or tension under the action of an earthquake and dissipates energy, so that the tendency and risk of overturning of the building structure are prevented. When the horizontal sliding of the limiting inner frame 22 on the limiting cushion cap 12 exceeds the distance between the loss-preventing rubber pad 32 and the limiting outer frame wall plate, the U-shaped soft steel energy dissipation sheet 31 acts to prevent the limiting inner frame 22 from further sliding and store elastic potential energy. After the earthquake stops or pauses, the mild steel energy consumption piece 31 of U-shaped makes spacing inside casing 22 carry out from restoring to its initial support position through the elastic potential energy of its storage of release, finally exerts the utility model discloses shock isolation device's the ability of preventing toppling and restoring to the throne guarantees that building structure carries out shock-resistant ability and the ability of resumeing initial support after the shake through sliding. Regularly or examine after shaking the utility model discloses the fatigue damage of each subassembly, whether especially pressure-bearing dish spring 23, hold and draw steel cable 24 and mild steel power consumption piece 31 excessively draw pressure or extrusion, whether exceed its self elastic deformation, if discover the damage degree and exceed the engineering design requirement, change immediately to guarantee that whole device lasts effective work.
Example 2:
the present embodiment provides an anti-overturning self-resetting seismic isolation device, and the connection structure of each component of the anti-overturning self-resetting seismic isolation device of the present embodiment is the same as the connection structure of each component and the use mode of the device in embodiment 1.
As a specific scheme of this embodiment, the length of the limit outer frame 21, the limit inner frame 22, the limit cushion cap 12 and the second boss 14 in the direction of the wall plate of the limit outer frame 21 is 400 cm.
As a specific solution of this embodiment, the width of the limit platform 12 perpendicular to the wall plate direction of the limit outer frame 21 in this embodiment is 290 cm.
As a specific solution of this embodiment, the width of the second boss 14 perpendicular to the wall plate direction of the limiting outer frame 21 is 120 cm.
As a specific scheme of this embodiment, the width between the two wall plates of the inner limiting frame 22 in this embodiment is 290cm, and the width of the opening of the turned edge of the inner limiting frame 22 is 190 cm.
As a specific solution of this embodiment, the width between the two wall plates of the limiting outer frame 21 of this embodiment is 400cm, and the width of the opening of the curled edge of the limiting outer frame 21 is 200 cm.
As a specific solution of this embodiment, the distance between the damage-proof rubber pad 32 and the limiting outer frame wall plate of this embodiment is 40 cm.
Claims (8)
1. An anti-overturning self-resetting shock isolation device is characterized by comprising a base (1) arranged on a foundation of a building column wall, wherein a sliding limiting component (2) and an energy consumption limiting component (3) are arranged on the base (1);
the base (1) comprises an installation bearing platform (11) arranged on a foundation of a building column wall and a limit bearing platform (12) arranged on the installation bearing platform (11);
the sliding limiting assembly (2) comprises a limiting outer frame (21) sleeved on the limiting bearing platform (12), a limiting inner frame (22) is installed in the limiting outer frame (21), a plurality of groups of pressure-bearing disc springs (23) are installed in the limiting inner frame (22), and pull-bearing steel cables (24) penetrate through the pressure-bearing disc springs (23);
the energy consumption limiting assembly (3) comprises a soft steel energy consumption sheet (31) arranged on the installation bearing platform (11);
the energy consumption limiting component (3) is used for limiting the horizontal sliding distance of the sliding limiting component (2) on the limiting bearing platform (12) and recovering the initial supporting position.
2. The anti-overturning self-resetting seismic isolation device as claimed in claim 1, wherein the limiting outer frame (21) and the limiting inner frame (22) are C-shaped steel cylinders which are turned at right angles;
the lengths of the limiting outer frame (21), the limiting inner frame (22) and the limiting bearing platform (12) along the direction of the wall plates of the limiting outer frame (21) are the same, and the width between the two wall plates of the limiting inner frame (22) is smaller than the width between the two wall plates of the limiting outer frame (21);
the width of the opening of the turned edge of the limiting outer frame (21) and the limiting inner frame (22) is smaller than the width of the limiting bearing platform (12) in the same direction, and the distance between the two wall plates of the limiting inner frame (22) is the same as the width of the limiting bearing platform (12) in the same direction.
3. The anti-overturning self-resetting seismic isolation device as claimed in claim 2, wherein a first boss (13) and a second boss (14) are further sequentially arranged between the mounting bearing platform (11) and the limiting bearing platform (12);
the limiting bearing platform (12) is welded on the second boss (14), and the difference between the width of a curled edge opening of the limiting outer frame (21) and the width of the second boss (14) in the direction perpendicular to the wall plates of the limiting outer frame (21) is not greater than the difference between the distance between the two wall plates of the limiting inner frame (22) and the width of the curled edge opening of the limiting inner frame (22).
4. The anti-overturning self-resetting seismic isolation device as claimed in claim 1, wherein the limiting outer frame (21) and the limiting inner frame (22) are fixedly mounted at the top through bolts;
two ends of the tensile steel cable (24) are fixedly connected to the top in the limiting inner frame (22) and the limiting bearing platform (12) through bolts respectively;
the pressure-bearing disc spring (23) is sleeved outside the tension-bearing steel cable (24), and the pressure-bearing disc spring (23) is contacted with the limit inner frame (22) and the limit bearing platform (12) but is not fixed.
5. The anti-overturning self-resetting seismic isolation device as claimed in claim 1, wherein at least one group of soft steel energy dissipation plates (31) is arranged on each side surface of the limiting outer frame (21);
the mild steel energy dissipation sheet (31) is a U-shaped mild steel energy dissipation sheet;
the lower wing plate of the soft steel energy dissipation piece (31) is installed on the installation bearing platform (11) through bolts, and the anti-loss rubber pads (32) are installed at the tail ends of the two wing plates of the soft steel energy dissipation piece (31).
6. The anti-overturning self-resetting seismic isolation device as claimed in claim 3, wherein the distance between the damage-proof rubber pad (32) at the tail end of the upper wing plate of the mild steel energy dissipation sheet (31) and the wall plate of the limiting outer frame (21) is not more than the difference between the width of the opening of the turned edge of the limiting outer frame (21) and the width of the second boss (14) in the direction perpendicular to the wall plate of the limiting outer frame (21);
the distance between the loss-preventing rubber pad (32) at the tail end of the upper wing plate of the mild steel energy dissipation sheet (31) and the limiting cushion cap (12) is the same as the distance between the loss-preventing rubber pad (32) at the tail end of the upper wing plate of the mild steel energy dissipation sheet (31) and the wall plate of the limiting outer frame (21).
7. The anti-overturning self-resetting seismic isolation device as claimed in any one of claims 1 to 6, wherein the limiting bearing platform (12), the limiting outer frame (21) and the limiting inner frame (22) are made of polytetrafluoroethylene steel plates.
8. The anti-overturning self-resetting seismic isolation device of claim 7, wherein the polytetrafluoroethylene steel plate is a steel plate with a polytetrafluoroethylene film layer attached to the surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920057833.XU CN209941943U (en) | 2019-01-14 | 2019-01-14 | Anti-overturning self-resetting shock isolation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920057833.XU CN209941943U (en) | 2019-01-14 | 2019-01-14 | Anti-overturning self-resetting shock isolation device |
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| Publication Number | Publication Date |
|---|---|
| CN209941943U true CN209941943U (en) | 2020-01-14 |
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|---|---|---|---|
| CN201920057833.XU Expired - Fee Related CN209941943U (en) | 2019-01-14 | 2019-01-14 | Anti-overturning self-resetting shock isolation device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109653391A (en) * | 2019-01-14 | 2019-04-19 | 西安建筑科技大学 | A kind of antidumping Self-resetting earthquake isolating equipment |
-
2019
- 2019-01-14 CN CN201920057833.XU patent/CN209941943U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109653391A (en) * | 2019-01-14 | 2019-04-19 | 西安建筑科技大学 | A kind of antidumping Self-resetting earthquake isolating equipment |
| CN109653391B (en) * | 2019-01-14 | 2024-04-09 | 西安建筑科技大学 | Anti-capsizing self-resetting shock insulation device |
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