CN216197016U - Three-dimensional isolation and vibration reduction system of roof combination suitable for large-span structure - Google Patents
Three-dimensional isolation and vibration reduction system of roof combination suitable for large-span structure Download PDFInfo
- Publication number
- CN216197016U CN216197016U CN202122267333.9U CN202122267333U CN216197016U CN 216197016 U CN216197016 U CN 216197016U CN 202122267333 U CN202122267333 U CN 202122267333U CN 216197016 U CN216197016 U CN 216197016U
- Authority
- CN
- China
- Prior art keywords
- roof
- seismic isolation
- type
- span
- dimensional seismic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
The utility model provides a roof combined three-dimensional seismic isolation and reduction system suitable for a large-span structure, which comprises a large-span roof, a seismic isolation and reduction layer and a main structure; the seismic isolation and reduction layer is arranged at the top of the main body structure and is in leaning connection with the main body structure; the seismic isolation and reduction layer comprises a three-dimensional seismic isolation support and a speed type damper, the large-span roof is erected at the top of the three-dimensional seismic isolation support, the speed type damper is horizontally arranged at the same layer position of the three-dimensional seismic isolation support, one end of the speed type damper is reliably connected with the large-span roof, and the other end of the speed type damper is reliably connected with a structural column of the main structure. According to the utility model, through the horizontal shock insulation effect of the three-dimensional shock insulation support and the shock absorption effect of the speed type damper, the earthquake effect conducted to the main body structure by the roof is greatly reduced, and the safety and the economical efficiency of the whole structure are improved.
Description
Technical Field
The utility model relates to the field of large-span building engineering with a roof, in particular to a roof combined three-dimensional seismic isolation and reduction system suitable for a large-span structure.
Background
With the improvement of the living standard of people, large-span buildings such as large-scale stadiums, exhibition centers and the like are built and modified in large quantities in various places. These large span buildings are often roofed with large span roof. In a common design, a large span roof support is placed directly on top of a sub-body concrete structure, and the two are rigidly connected. This results in a great earthquake effect transmitted from the roof to the lower main body concrete structure, which is difficult to design. The roof has the adverse effects of low material utilization rate, heavy structure and the like due to support restraint, temperature stress and the like. Therefore, how to effectively relax the horizontal constraint of the main concrete structure on the upper large-span roof is a problem to be solved urgently in practical engineering.
Can adopt the shock insulation design to reduce seismic action among the traditional structural design, nevertheless often set up the isolation bearing in main part concrete structure bottom, lead to the isolation bearing size huge, be difficult to design, consequently, need explore high-order shock insulation mode. In addition, the vertical rigidity of the traditional shock insulation support is very large, the vertical deformation is small, the situation that the upper structure is unevenly deformed due to factors such as construction errors and the like is caused, large additional stress is generated, the structure safety is not facilitated, and the problem needs to be solved in engineering practice.
The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a three-dimensional seismic isolation and reduction system suitable for a large-span structure, which is used for solving the problems of large temperature stress, high requirement on construction precision and the like of a large-span roof in the prior art, namely seismic force is transferred downwards.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a roof combined three-dimensional seismic isolation and reduction system suitable for a large-span structure, which comprises a large-span roof, a seismic isolation and reduction layer and a main structure; the seismic isolation and reduction layer is arranged at the top of the main body structure and is in leaning connection with the main body structure; the seismic isolation and reduction layer comprises a three-dimensional seismic isolation support and a speed type damper, the large-span roof is erected at the top of the three-dimensional seismic isolation support, the speed type damper is horizontally arranged at the same layer position of the three-dimensional seismic isolation support, one end of the speed type damper is reliably connected with the large-span roof, and the other end of the speed type damper is reliably connected with a structural column of the main structure.
Preferably, the shape of the large-span roof is an open type or a closed type; the structural system of the large-span roof is a beam type, a truss type, a net shell type, an arch shell type, an oblique crossing grid type, a stretched chord type, a cable arch type, a suspended dome type and a hybrid form comprising the structural systems.
Preferably, the three-dimensional seismic isolation bearing comprises, but is not limited to, a friction pendulum type three-dimensional seismic isolation bearing, a sliding plate type three-dimensional seismic isolation bearing and a laminated rubber type three-dimensional seismic isolation bearing.
Preferably, the velocity-type dampers include, but are not limited to, viscous dampers and eddy current dampers.
Preferably, the body structure includes, but is not limited to, a frame structure and a frame-shear wall structure.
Preferably, the main structure includes, but is not limited to, a reinforced concrete structure, a steel structure, and a composite structure.
By adopting the technical scheme, the utility model has the following beneficial effects:
(1) through the horizontal shock insulation effect of the three-dimensional shock insulation support and the shock absorption effect of the speed type damper, the earthquake effect conducted to the main body structure by the roof is greatly reduced, and the safety and the economical efficiency of the whole structure are improved;
(2) by utilizing the characteristic of small horizontal rigidity of the three-dimensional shock insulation support, the large-span roof can be freely deformed under the action of temperature load, so that the temperature stress is reduced, the large-span roof can be designed to be lighter, the economy is improved, and the processing, transportation and installation difficulty is reduced;
(3) the characteristic of small vertical rigidity of the three-dimensional shock insulation support is utilized to coordinate the vertical deformation of each support of the large-span roof, so that the vertical deformation of each support tends to be consistent, the stress of the large-span roof and the three-dimensional shock insulation support under a static working condition is more uniform, and the structural safety and the material utilization efficiency are improved;
(4) for the lower main body structure, the upper large-span roof (which can be regarded as an integral mass block), the shock insulation support (which provides horizontal rigidity) and the speed type damper (which provides damping) can be regarded as a large frequency modulation mass damper (TMD system), so that the effect on the lower main body structure can be effectively reduced. During design, the roof, the shock insulation support and the damper can be designed in a targeted manner according to a design method of a TMD system.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic view of an overall structure of a three-dimensional seismic isolation and reduction system of a roof assembly according to an embodiment of the present invention;
FIG. 2 is a partial front view of a three-dimensional seismic isolation and reduction system of a roof assembly according to an embodiment of the present invention;
FIG. 3 is a partial side view of a three-dimensional seismic isolation and reduction system of a roof assembly according to an embodiment of the present invention;
FIG. 4 is an integrated calculation model of a three-dimensional seismic isolation and reduction system combined with a roof according to an embodiment of the present invention.
Icon: 1-a large-span roof; 2-seismic isolation and reduction layer; 3-main body structure; 21-three-dimensional shock insulation support; 22-velocity type damper.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The following detailed description of embodiments of the utility model refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
Referring to fig. 1 to 4, the present embodiment provides a three-dimensional seismic isolation and reduction system suitable for a large-span structure, including a large-span roof 1, a seismic isolation and reduction layer 2, and a main structure 3; the seismic isolation and reduction layer 2 is arranged at the top of the main body structure 3 and is in leaning connection with the main body structure; the seismic isolation and reduction layer 2 comprises a three-dimensional seismic isolation support 21 and a velocity type damper 22, the large-span roof 1 is erected at the top of the three-dimensional seismic isolation support 21, the velocity type damper 22 is horizontally arranged at the same layer position of the three-dimensional seismic isolation support 21, one end of the velocity type damper 22 is reliably connected with the large-span roof frame, and the other end of the velocity type damper is reliably connected with a structural column of the main structure 3. The three-dimensional shock insulation support has small horizontal rigidity and horizontal shock insulation effect; the vertical rigidity is small, and the vertical deformation can be adapted to.
In the application, the three-dimensional shock insulation support and the damper are arranged in parallel between the main body structure and the large-span roof structure; the three-dimensional shock insulation support mainly provides vertical constraint between the main body structure and the large-span roof structure; the velocity damper provides primarily horizontal restraint between the body structure and the large-span roof structure.
In this embodiment, the large-span roof 1 may be in various shapes such as an open type, a closed type, and the like, and may be in a structural form such as a single-layer reticulated shell, a multi-layer reticulated shell, and the like.
In this embodiment, the three-dimensional seismic isolation bearing 21 may be in the form of a friction pendulum type three-dimensional seismic isolation bearing, a sliding plate type three-dimensional seismic isolation bearing, a laminated rubber type three-dimensional seismic isolation bearing, or the like.
In this embodiment, the velocity-type damper 22 may take various forms such as a viscous damper, an eddy current damper, and the like.
In this embodiment, the main body structure 3 may adopt a frame structure, a frame-shear wall structure, and other various structural systems.
In this embodiment, the body structure includes, but is not limited to, a reinforced concrete structure, a steel structure, and a composite structure.
In the utility model, in order to really consider the stress state of each structure, an integrated shock insulation design is adopted during analysis, a large-span roof, a shock insulation layer and a main structure soil structure are considered in the same calculation model, and the temperature load effect is fully considered.
When an earthquake occurs, the three-dimensional seismic isolation system can greatly reduce the seismic action conducted to the main body structure by the roof through the horizontal seismic isolation action of the three-dimensional seismic isolation support and the damping action of the speed type damper, and improve the safety and the economical efficiency of the whole structure; by utilizing the characteristic of small horizontal rigidity of the three-dimensional shock insulation support, the large-span roof can be freely deformed under the action of temperature load, so that the temperature stress is reduced, the large-span roof can be designed to be lighter, the economy is improved, and the processing, transportation and installation difficulty is reduced; the characteristic of small vertical rigidity of the three-dimensional shock insulation support is utilized to coordinate the vertical deformation of each support of the large-span roof, so that the vertical deformation of each support tends to be consistent, the stress of the large-span roof and the three-dimensional shock insulation support under a static working condition is more uniform, and the structural safety and the material utilization efficiency are improved; the three-dimensional shock insulation support has stronger adaptability to vertical deformation, reduces the internal force of the roof that construction error leads to, has improved the construction error limit value that allows, has improved the construction convenience.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (6)
1. A three-dimensional seismic isolation and reduction system suitable for a roof combined with a large-span structure is characterized by comprising the large-span roof, a seismic isolation and reduction layer and a main structure; the seismic isolation and reduction layer is arranged at the top of the main body structure and is reliably connected with the main body structure; the seismic isolation and reduction layer comprises a three-dimensional seismic isolation support and a speed type damper, the large-span roof is erected at the top of the three-dimensional seismic isolation support, the speed type damper is horizontally arranged at the same layer position of the three-dimensional seismic isolation support, one end of the speed type damper is reliably connected with the large-span roof, and the other end of the speed type damper is reliably connected with a structural column of the main structure.
2. The three-dimensional seismic mitigation and isolation system suitable for the roof of the large-span structure according to claim 1, wherein the shape of the large-span roof is an open type or a closed type; the structural system of the large-span roof is a beam type, a truss type, a net shell type, an arch shell type, an oblique crossing grid type, a stretched chord type, a cable arch type, a suspended dome type and a hybrid form comprising the structural systems.
3. The combined three-dimensional seismic mitigation and isolation system for roof of large span structure according to claim 1, wherein said three-dimensional seismic isolation support includes but is not limited to friction pendulum type three-dimensional seismic isolation support, sliding plate type three-dimensional seismic isolation support and laminated rubber type three-dimensional seismic isolation support.
4. The three-dimensional seismic mitigation and isolation system suitable for a large span structure of claim 1, wherein said velocity-type damper includes but is not limited to a viscous damper and an eddy current damper.
5. The three-dimensional seismic mitigation and isolation system suitable for roof combination of large span structures according to claim 1, wherein said main body structure includes but is not limited to frame structure and frame-shear wall structure.
6. The three-dimensional seismic mitigation and isolation system suitable for roof combination of large span structure according to claim 1, wherein said main structure includes but is not limited to reinforced concrete structure, steel structure and composite structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122267333.9U CN216197016U (en) | 2021-09-18 | 2021-09-18 | Three-dimensional isolation and vibration reduction system of roof combination suitable for large-span structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122267333.9U CN216197016U (en) | 2021-09-18 | 2021-09-18 | Three-dimensional isolation and vibration reduction system of roof combination suitable for large-span structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216197016U true CN216197016U (en) | 2022-04-05 |
Family
ID=80921457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122267333.9U Active CN216197016U (en) | 2021-09-18 | 2021-09-18 | Three-dimensional isolation and vibration reduction system of roof combination suitable for large-span structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216197016U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113818737A (en) * | 2021-09-18 | 2021-12-21 | 北京市建筑设计研究院有限公司 | Three-dimensional isolation and vibration reduction system of roof combination suitable for large-span structure |
-
2021
- 2021-09-18 CN CN202122267333.9U patent/CN216197016U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113818737A (en) * | 2021-09-18 | 2021-12-21 | 北京市建筑设计研究院有限公司 | Three-dimensional isolation and vibration reduction system of roof combination suitable for large-span structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101864846B (en) | Embedded shock-absorption steel frame for seismic hardening | |
| CN108222308B (en) | Vibration and shock integrated control structure of subway upper cover building and design method | |
| CN108301523A (en) | A kind of subway upper cover building shakes shake overall-in-one control schema structure and design method | |
| Alhaddad et al. | A comprehensive introduction to outrigger and belt-truss system in skyscrapers | |
| CN201991099U (en) | Externally applied shock-absorbing steel frame for shock resistance and reinforcement | |
| CN102828560B (en) | Flange joint structure of hinge pin for assembled cold forming sectional steel structural connection | |
| CN105908856B (en) | The prefabricated anti-buckling steel plate seismic structural wall, earthquake resistant wall of the T-shaped rib of armored concrete block | |
| CN101545294A (en) | Device energy-wasting type multi-ribbed composite wallboard | |
| CN216197016U (en) | Three-dimensional isolation and vibration reduction system of roof combination suitable for large-span structure | |
| CN113010947B (en) | Multi-disaster-resistant vibration reduction design method suitable for antenna structure of super high-rise building | |
| CN202380630U (en) | Damping energy-dissipating compound wallboard with steel section keel | |
| CN101929216A (en) | Light-steel damping composite wallboard | |
| JP2988470B2 (en) | Reinforcement structure of existing structure and reinforcement structure | |
| CN103362208B (en) | Super high-rise building structure without inner tube | |
| CN113818737A (en) | Three-dimensional isolation and vibration reduction system of roof combination suitable for large-span structure | |
| CN111705919A (en) | Shock insulation conversion structure of TOD upper cover plate | |
| Martelli et al. | The exoskeleton technology as a solution to seismic adjustment of existing buildings | |
| Wu et al. | Large-scale shaking table tests of a six-story floor-by-floor assembled CFS frame-framing shear wall structure | |
| CN103541451A (en) | Anti-overturning, shock insulation, shock absorption and energy consumption system for high-rise structure | |
| CN201865213U (en) | Embedded shock-absorbing steel frame for seismic strengthening | |
| Yang et al. | Shaking table tests on China pavilion for Expo 2010 Shanghai China | |
| CN213539275U (en) | Shear wall, frame-shear wall structure and earthquake-resistant building | |
| Mithbhakare et al. | Review on Behavior of Outrigger System in High Rise Building | |
| Reddy et al. | Seismic Performance Evaluation of High-rise Buildings with RC Flag Wall Systems | |
| CN204728573U (en) | A kind of load-bearing wall panel of prefabricated building |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |