CN105649231A - Tri-linear shape in-plane bending yielding type energy dissipater and manufacturing method therefor - Google Patents
Tri-linear shape in-plane bending yielding type energy dissipater and manufacturing method therefor Download PDFInfo
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- CN105649231A CN105649231A CN201610150532.2A CN201610150532A CN105649231A CN 105649231 A CN105649231 A CN 105649231A CN 201610150532 A CN201610150532 A CN 201610150532A CN 105649231 A CN105649231 A CN 105649231A
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- 238000005452 bending Methods 0.000 title claims abstract description 33
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 11
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 60
- 239000010959 steel Substances 0.000 claims abstract description 60
- 238000000034 method Methods 0.000 claims description 14
- 238000006073 displacement reaction Methods 0.000 claims description 9
- 238000003032 molecular docking Methods 0.000 claims description 7
- 230000035515 penetration Effects 0.000 claims description 7
- 238000013461 design Methods 0.000 claims description 6
- 230000035939 shock Effects 0.000 claims description 4
- 238000004364 calculation method Methods 0.000 claims description 3
- 238000013016 damping Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 230000007704 transition Effects 0.000 abstract description 3
- 230000002787 reinforcement Effects 0.000 abstract 1
- 230000035882 stress Effects 0.000 description 8
- 239000002184 metal Substances 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000009826 distribution Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000005728 strengthening Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000008642 heat stress Effects 0.000 description 1
- 238000010921 in-depth analysis Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003755 preservative agent Substances 0.000 description 1
- 230000002335 preservative effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000003223 protective agent Substances 0.000 description 1
- 238000002910 structure generation Methods 0.000 description 1
Classifications
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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
- E04H9/021—Bearing, supporting or connecting constructions specially adapted for such buildings
- E04H9/0215—Bearing, supporting or connecting constructions specially adapted for such buildings involving active or passive dynamic mass damping systems
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Environmental & Geological Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
The invention relates to a tri-linear shape in-plane bending yielding type energy dissipater and a manufacturing method therefor. The energy dissipater comprises a top plate, energy-consuming steel plates, a bottom plate and a connecting plate, wherein the energy-consuming steel plates are arranged between the top plate and the bottom plate; the connecting plate is arranged on the lower bottom surface of the bottom plate; and each energy-consuming steel plate consists of a plurality of steel columns with tri-linear shapes, which are arranged in a plane. According to the tri-linear shape in-plane bending yielding type energy dissipater, sufficient initial rigidity can be provided when small earthquake acts, and energy input by the earthquake can be consumed when major earthquake acts; the energy-consuming steel plates adopt the tri-linear shapes for transition, so that the stress redistribution is caused, the stress concentration of the in-plane yielding type energy dissipater is effectively improved, the multi-point yielding is realized, and the plastic deformability and low-cycle fatigue performance of the energy dissipater are enhanced. The energy dissipater is wide in application prospect and can be applied to reinforcement and reconstruction of new buildings and existing buildings.
Description
Technical field
The invention belongs to the energy-dissipating and shock-absorbing of engineering structure and vibration control technology, relate to a kind of tri linear profile in-plane bending surrender type sinker and manufacture method thereof.
Background technology
Traditional Aseismic Design is to resist geological process by strengthening the anti-seismic performance of structure itself, namely utilizes structure itself to store and earthquake energy, sets up defences target meeting structural seismic: no damage in small earthquake, middle shake can be repaiied, no collapsing with strong earthquake. But this antidetonation mode lacks capacity of self-regulation, under uncertain geological process, it is likely that be unsatisfactory for the requirement of safety of structure. Development along with building structure aseismatic technology and the in-depth analysis to Seismic mechanism, energy-dissipating and shock-absorbing becomes a development trend in building structure aseismatic field.
Metal sinker belongs to the energy-consuming shock absorber of a kind of passive control, have " power consumption definite principle, structural form is simple, service behaviour is steady in a long-term, energy dissipation capacity excellent " feature, therefore progressively obtain the extensive concern of Chinese scholars.
Metal sinker is generally divided into by Energy Dissipation Mechanism: axially surrender energy-dissipating type, bending surrender energy-dissipating type, shear yielding energy-dissipating type and torque yield energy-dissipating type. The metal sinker of the outer force way in employing face, initial stiffness is less, and bearing capacity is relatively low, it is necessary to plurality of steel plates wall stacks to be put to improve its mechanical property. In employing face, the metal sinker of force way then can be greatly improved initial stiffness and the bearing capacity of steel plate, but in face, the metal sinker of force way easily forms stress concentration, affects its plastic deformation ability and low cycle fatigue property.
Summary of the invention
Present invention aim at providing a kind of tri linear profile in-plane bending surrender type sinker and manufacture method thereof, in solution prior art, in employing face, the metal sinker of force way easily forms stress concentration, the problem affecting its plastic deformation ability and low cycle fatigue property.
For achieving the above object, technical scheme provided by the invention is as follows:
The invention provides a kind of tri linear profile in-plane bending surrender type sinker, including top board, Wasted-energy steel plate, base plate and connecting plate, described Wasted-energy steel plate is arranged between described top board and described base plate, and described connecting plate is arranged on the bottom surface of described base plate; Described Wasted-energy steel plate is erected by many limbs to be had in the steel column face of tri linear profile and arrange forms.
Preferably, the material of described Wasted-energy steel plate is Low Yield Point Steel, adopts docking penetration weld to be connected with top board, base plate.
Preferably, described connecting plate is welded to connect with the bottom surface employing of described base plate.
Preferably, the dimensional parameters of described Wasted-energy steel plate requires to determine according to requirement of engineering and damping, top board, base plate, connecting plate dimensional parameters need to determine according to Force Calculation and detailing requiments.
Preferably, described Wasted-energy steel plate adopts monolithic to arrange according to shock attenuation needs, interval be arranged in parallel or how unilateral outer room is every be arrangeding in parallel outside biplate face.
Preferably, described tri linear profile in-plane bending surrender type sinker, also include edge girder, edge posts and support.
Preferably, described connecting plate is connected each through high-strength bolt with described edge girder with described support, described top board.
Preferably, described support can adopt angle steel, i shaped steel or channel-section steel.
Present invention also offers the manufacture method of tri linear profile in-plane bending surrender type sinker, comprise the steps:
(1) dimensional parameters of Wasted-energy steel plate is designed according to the performance parameter of requirement of engineering;
(2) extreme displacement set according to engineering designs the parameter of top board, base plate, the dimensional parameters of connecting plate and high-strength bolt;
(3) docking penetration weld is adopted to connect described top board, described Wasted-energy steel plate, described base plate;
(4) employing is welded to connect described base plate and described connecting plate;
(5) high-strength bolt is adopted to connect described top board and described edge girder, described base plate and described support.
Further, the performance parameter of described requirement of engineering includes the yield displacement of described Wasted-energy steel plate, elastic stiffness, yield force.
Compared with prior art, present invention have an advantage that
Force way in tri linear profile in-plane bending surrender type sinker employing face provided by the invention, it is possible to provide enough initial stiffnesses when little shake effect, consumes the energy of Seismic input when big shake effect, protects agent structure; Secondly, Wasted-energy steel plate adopts tri linear profile transitions, causes stresses re-distribution, effectively improves the phenomenon that in face, surrender type sinker stress is concentrated, it is achieved that multiple spot is surrendered, and improves its plastic deformation ability and low cycle fatigue property; Meanwhile, sinker all adopts high-strength bolt to be connected with building structure, it is simple to change after the installation of device, dismounting, maintenance and shake; Finally, the present invention is by rational parameter designing, and energy-dissipating property is excellent, and has good economic performance, both can apply to new building, can apply to again the strengthening reconstruction of existing building, applied widely.
Tri linear profile in-plane bending surrender type sinker provided by the invention is nonload bearing element, it is impossible to enough undertake the weight of building structure, does not change the vertical applied force system of major structure of construction after sinker is installed.
Accompanying drawing explanation
The composition component diagram of a kind of tri linear profile in-plane bending surrender type sinker that Fig. 1 provides for the embodiment of the present invention;
A kind of tri linear profile in-plane bending surrender type sinker that Fig. 2 provides for the embodiment of the present invention face structural representation;
Fig. 3 is the generalized section of Fig. 2;
The scheme of installation of a kind of tri linear profile in-plane bending surrender type sinker that Fig. 4 provides for the embodiment of the present invention;
The hysteresis loop figure that a kind of tri linear profile in-plane bending surrender type sinker that Fig. 5 provides for the embodiment of the present invention back and forth loads.
In figure:
1: top board; 2: Wasted-energy steel plate; 3: base plate; 4: connecting plate; 5: edge girder; 6: edge posts; 7: support.
Detailed description of the invention
A kind of tri linear profile in-plane bending surrender type sinker and the manufacture method thereof that the present invention are proposed below in conjunction with accompanying drawing and instantiation are described in further detail. According to the following describes and claims, advantages and features of the invention will be apparent from. It should be noted that, accompanying drawing all adopts the form simplified very much and all uses non-ratio accurately, only in order to aid in illustrating purpose of the invention process conveniently, lucidly.
As Figure 1-4, for a kind of tri linear profile in-plane bending surrender type sinker provided by the invention, including top board 1, Wasted-energy steel plate 2, base plate 3 and connecting plate 4, described Wasted-energy steel plate 2 is arranged between described top board 1 and described base plate 3, and it is respectively perpendicular between the bottom surface and the upper surface of described base plate 3 being connected to described top board 1;Described connecting plate 4 is arranged on the bottom surface of described base plate 3; Described Wasted-energy steel plate 2 is at least a piece of, and every described Wasted-energy steel plate has setting in the steel column face of tri linear profile by many limbs; Wherein, every limb steel column is connected by docking penetration weld with the bottom surface of described top board 1 and the upper surface of described base plate 3 all respectively. Wasted-energy steel plate 2 adopts tri linear configuration design, it is possible to cause stresses re-distribution, and the stress effectively improving Wasted-energy steel plate is concentrated, it is achieved multiple spot is surrendered, and improves its plastic deformation ability and low cycle fatigue property.
Preferably, the material of described Wasted-energy steel plate 2 is Low Yield Point Steel, adopts docking penetration weld to be connected with top board 1, base plate 3.
Preferably, described connecting plate 4 is welded to connect with the bottom surface employing of described base plate 3.
Preferably, the dimensional parameters of described Wasted-energy steel plate 2 requires specifically to determine according to requirement of engineering and damping, top board 1, base plate 3, connecting plate 4 dimensional parameters specifically need to determine according to Force Calculation and detailing requiments.
As it is shown on figure 3, it may occur to persons skilled in the art that, described Wasted-energy steel plate 2 can be configured according to shock attenuation needs, and it is not limited to arrange monolithic, it would however also be possible to employ outside biplate face, interval be arranged in parallel, it is possible to adopts how unilateral outer room every be arrangeding in parallel. Being disposed adjacent side by side by multi-disc Wasted-energy steel plate 2, it is possible to effective solve when required tri linear profile steel column is too much, when being designed to a piece of Wasted-energy steel plate 2, the problem that Wasted-energy steel plate 2 length is long, its sheet number can design according to actual demands of engineering.
In the present embodiment, described tri linear profile in-plane bending surrender type sinker also includes edge girder 5, edge posts 6 and supports 7, described connecting plate 4 is connected each through high-strength bolt with described edge girder 5 with described support 7, described top board 1, facilitates the installation of device, dismounting, changes after maintenance and shake.
Preferably, described support 7 can adopt the shaped steel such as angle steel, i shaped steel, channel-section steel.
Present invention also offers the manufacture method of tri linear profile in-plane bending surrender type sinker, comprise the steps:
(1) dimensional parameters of Wasted-energy steel plate 2 is designed (including the yield displacement of Wasted-energy steel plate 2, elastic stiffness, yield force etc.) according to the performance parameter of requirement of engineering;
(2) extreme displacement set according to engineering designs the parameter of top board 1, base plate 3, the dimensional parameters of connecting plate 4 and high-strength bolt;
(3) docking penetration weld is adopted to connect described top board 1, described Wasted-energy steel plate 2, described base plate 3;
(4) employing is welded to connect described base plate 3 and described connecting plate 4;
(5) adopt high-strength bolt to connect described top board 1 and described edge girder 5, described base plate 4 and described support 7, complete the manufacture of tri linear profile in-plane bending surrender type sinker.
In whole welding process, should not carry out the welding starting the arc or the nonstandard processing technique such as arc that fall in Wasted-energy steel plate 2 position, in order to avoid surrender section performance is had a negative impact by localized heat stress. Simultaneously it should be noted that fire prevention, preservative treatment.
When there is geological process, structure generation relative storey displacement causes that Wasted-energy steel plate 2 occurs in-plane bending to deform, and when displacement is more than its yield displacement, sinker starts surrender power consumption, consumes the energy of Seismic input, thus protecting agent structure to exempt from destruction.
A kind of tri linear profile in-plane bending surrender type sinker provided by the invention, force way in employing face, it is possible to enough initial stiffnesses are provided when little shake effect, consume the energy of Seismic input when big shake effect, protect agent structure;And, Wasted-energy steel plate 2 adopts tri linear profile transitions, causes stresses re-distribution, effectively improves the phenomenon that in face, surrender type sinker stress is concentrated, it is achieved that multiple spot is surrendered, and improves its plastic deformation ability and low cycle fatigue property; Meanwhile, sinker all adopts high-strength bolt to be connected with building structure, it is simple to change after the installation of device, dismounting, maintenance and shake. Finally, the present invention is by rational parameter designing, and energy-dissipating property is excellent, and has good economic performance, both can apply to new building, can apply to again the strengthening reconstruction of existing building, applied widely.
Foregoing description is only the description to present pre-ferred embodiments, not any restriction to the scope of the invention, any change that the those of ordinary skill in field of the present invention does according to the disclosure above content, modification, belongs to the protection domain of claims.
Claims (10)
1. a tri linear profile in-plane bending surrender type sinker, it is characterized in that, including top board (1), Wasted-energy steel plate (2), base plate (3) and connecting plate (4), described Wasted-energy steel plate (2) is arranged between described top board (1) and described base plate (3), and described connecting plate (4) is arranged on the bottom surface of described base plate (3); Described Wasted-energy steel plate (2) is had in the steel column face of tri linear profile by many limbs and arrange forms.
2. tri linear profile in-plane bending surrender type sinker according to claim 1, it is characterized in that, the material of described Wasted-energy steel plate (2) is Low Yield Point Steel, adopts docking penetration weld to be connected with top board (1), base plate (3).
3. tri linear profile in-plane bending surrender type sinker according to claim 1, it is characterised in that the bottom surface of described connecting plate (4) and described base plate (3) adopts and is welded to connect.
4. tri linear profile in-plane bending surrender type sinker according to claim 1, it is characterized in that, the dimensional parameters of Wasted-energy steel plate (2) requires to determine according to requirement of engineering and damping, top board (1), base plate (3), connecting plate (4) dimensional parameters need to determine according to Force Calculation and detailing requiments.
5. tri linear profile in-plane bending surrender type sinker according to claim 1, it is characterised in that described Wasted-energy steel plate (2) adopts interval outside monolithic setting, biplate face to be arranged in parallel according to shock attenuation needs or how unilateral outer room is every be arrangeding in parallel.
6. tri linear profile in-plane bending surrender type sinker according to claim 1, it is characterised in that also include edge girder (5), edge posts (6) and support (7).
7. tri linear profile in-plane bending surrender type sinker according to claim 6, it is characterized in that, described connecting plate (4) is connected each through high-strength bolt with described edge girder (5) with described support (7), described top board (1).
8. tri linear profile in-plane bending surrender type sinker according to claim 6, it is characterised in that described support (7) adopts angle steel, i shaped steel or channel-section steel.
9. the manufacture method of a tri linear profile in-plane bending surrender type sinker, it is characterised in that comprise the steps:
(1) dimensional parameters of Wasted-energy steel plate (2) is designed according to the performance parameter of requirement of engineering;
(2) extreme displacement set according to engineering designs the parameter of top board (1), base plate (3), the dimensional parameters of connecting plate (4) and high-strength bolt;
(3) docking penetration weld is adopted to connect described top board (1), described Wasted-energy steel plate (2), described base plate (3);
(4) employing is welded to connect described base plate (3) and described connecting plate (4);
(5) high-strength bolt is adopted to connect described top board (1) and described edge girder (5), described base plate (4) and described support (7).
10. the manufacture method of a kind of tri linear profile in-plane bending surrender type sinker according to claim 9, it is characterised in that the performance parameter of described requirement of engineering includes the yield displacement of described Wasted-energy steel plate (2), elastic stiffness, yield force.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610150532.2A CN105649231A (en) | 2016-03-16 | 2016-03-16 | Tri-linear shape in-plane bending yielding type energy dissipater and manufacturing method therefor |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610150532.2A CN105649231A (en) | 2016-03-16 | 2016-03-16 | Tri-linear shape in-plane bending yielding type energy dissipater and manufacturing method therefor |
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| CN105649231A true CN105649231A (en) | 2016-06-08 |
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| CN201610150532.2A Pending CN105649231A (en) | 2016-03-16 | 2016-03-16 | Tri-linear shape in-plane bending yielding type energy dissipater and manufacturing method therefor |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105952018A (en) * | 2016-07-12 | 2016-09-21 | 上海天华建筑设计有限公司 | Multi-point yield energy dissipating type mild steel energy dissipater |
| CN109024965A (en) * | 2018-09-20 | 2018-12-18 | 辽宁科技大学 | A kind of mild steel damper |
| CN110414161A (en) * | 2019-08-01 | 2019-11-05 | 广州建筑股份有限公司 | A kind of parameter determination method and system of shuttle shape hysteresis loop |
| CN110905094A (en) * | 2019-11-30 | 2020-03-24 | 南宁学院 | A steel beam damping structure |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10267077A (en) * | 1997-03-27 | 1998-10-06 | Kiyoshi Karasuno | Lead cylindrical damper containing steel rod |
| JP2006141846A (en) * | 2004-11-24 | 2006-06-08 | Kyoraku Sangyo | Pachinko machine |
| CN103899004A (en) * | 2014-04-23 | 2014-07-02 | 东南大学 | Staging energy dissipater |
| CN205421589U (en) * | 2016-03-16 | 2016-08-03 | 上海天华建筑设计有限公司 | Crooked surrender type sinker in three broken line appearance faces |
-
2016
- 2016-03-16 CN CN201610150532.2A patent/CN105649231A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10267077A (en) * | 1997-03-27 | 1998-10-06 | Kiyoshi Karasuno | Lead cylindrical damper containing steel rod |
| JP2006141846A (en) * | 2004-11-24 | 2006-06-08 | Kyoraku Sangyo | Pachinko machine |
| CN103899004A (en) * | 2014-04-23 | 2014-07-02 | 东南大学 | Staging energy dissipater |
| CN205421589U (en) * | 2016-03-16 | 2016-08-03 | 上海天华建筑设计有限公司 | Crooked surrender type sinker in three broken line appearance faces |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105952018A (en) * | 2016-07-12 | 2016-09-21 | 上海天华建筑设计有限公司 | Multi-point yield energy dissipating type mild steel energy dissipater |
| CN109024965A (en) * | 2018-09-20 | 2018-12-18 | 辽宁科技大学 | A kind of mild steel damper |
| CN109024965B (en) * | 2018-09-20 | 2023-10-03 | 辽宁科技大学 | Soft steel damper |
| CN110414161A (en) * | 2019-08-01 | 2019-11-05 | 广州建筑股份有限公司 | A kind of parameter determination method and system of shuttle shape hysteresis loop |
| CN110414161B (en) * | 2019-08-01 | 2023-04-07 | 广州建筑股份有限公司 | Method and system for determining parameters of fusiform hysteresis curve |
| CN110905094A (en) * | 2019-11-30 | 2020-03-24 | 南宁学院 | A steel beam damping structure |
| CN110905094B (en) * | 2019-11-30 | 2021-05-07 | 南宁学院 | Steel beam damping structure |
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Application publication date: 20160608 |