CN101748819A - Damping control device - Google Patents
Damping control device Download PDFInfo
- Publication number
- CN101748819A CN101748819A CN200810237866A CN200810237866A CN101748819A CN 101748819 A CN101748819 A CN 101748819A CN 200810237866 A CN200810237866 A CN 200810237866A CN 200810237866 A CN200810237866 A CN 200810237866A CN 101748819 A CN101748819 A CN 101748819A
- Authority
- CN
- China
- Prior art keywords
- connecting plate
- plate
- friction
- shaped slot
- arc
- 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.)
- Pending
Links
- 238000013016 damping Methods 0.000 title claims abstract description 11
- 238000003466 welding Methods 0.000 claims description 3
- 238000005265 energy consumption Methods 0.000 abstract 1
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 20
- 229910000831 Steel Inorganic materials 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 230000008901 benefit Effects 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000001012 protector Effects 0.000 description 2
- 238000002910 structure generation Methods 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 1
- 239000002783 friction material Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000009439 industrial construction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000013519 translation Methods 0.000 description 1
Images
Landscapes
- Vibration Dampers (AREA)
- Vibration Prevention Devices (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
The invention relates to a protection device for a building, in particular to a protection device for reducing the influence of external vibration. The damping control device comprises a frame and a damper arranged in the frame, wherein the damper adopts a friction damper, and the friction damper is connected with the frame through a buckling-restrained supporting component. The device is convenient to install and disassemble, has strong energy consumption capability and has wide shockproof and anti-seismic application fields.
Description
Technical field
The present invention relates to a kind of protector of building, relate in particular to a kind of protector that reduces external vibration effects.
Background technology
Traditional civil engineering structure seismic design is come earthquake energy by the elastic-plastic deformation of structural element, reach the purpose that alleviates geological process, but the power consumption of the elastoplasticity of structural element can cause damage to structure inevitably, or even the damage that can not repair.The violent earthquake that is taken place in recent years is (as U.S. Northridge in 1994, nineteen ninety-five Japan Kobe, Taiwan Ji Ji in 1999, Chinese Wenchuan in 2008) the serious structural deterioration that causes and the heavy losses of property this defective that exposed traditional Seismic Design Method.
The passive energy dissipation technology consumes the seismic energy that was consumed by structural element (for example beam column node) originally, the distortion and the damage that have alleviated structure greatly by passive energy-dissipating device is set in structure.The energy consumer of having developed at present mainly contains four classes: friction energy dissipation device, metal yield energy consumer, viscous energy consumer and viscoelastic damper.Friction energy dissipation device is easier to apply with respect to other three kinds of modes in engineering because of its energy dissipation capacity is strong, stable performance, cheap.The Pall friction energy dissipation device is proposed in nineteen eighty-two by Pall and Marsh, is applied in the civilian and industrial construction in many buildings of Canada, the U.S., India and China.On the basis of Pall frcition damper, propose T core plate friction energy dissipation device and variable friction energy dissipation device etc. again, all had Pall friction energy dissipation device four rod deformation mechanisms, therefore be referred to as Pall type frcition damper.It is strong that Pall type frcition damper has an energy dissipation capacity, do not supported the influence of flexing power.
The form of metal yield energy consumer, as disclosed Chinese patent on February 27th, 2008, publication number is CN101131005A, a kind of metal yield and friction damper associated shock-absorbing control method are disclosed, it is mainly connected steel plate and is formed by power consumption steel plate, friction steel plate, level, realize consuming energy stage by stage by friction steel plate and power consumption steel plate, make sinker have adjustable function by the length of adjusting the friction steel plate sliding tray, its effect is much worse than friction energy dissipation device greatly.
Anti-flexing supports and is considered to up-and-coming a kind of power consumption support, and it is a kind of a kind of energy-dissipating device that can prevent to support flexing that anti-flexing supports.The research that anti-flexing supports then is at the early-stage at home, and this energy consumer has the advantage that tonnage is big, energy dissipation capacity by force, is not subjected to frequency influence.But frcition damper is after big shake, and the support of frcition damper is because flexing and not quick detachable, so the advantage that supports in conjunction with frcition damper and anti-flexing has proposed frcition damper and anti-flexing support associated shock-absorbing control device.
Summary of the invention
The objective of the invention is to overcome above-mentioned defective, a kind of damping control device is provided, its energy dissipation capacity is strong, is convenient to install, and improves friction energy dissipation device and supports easy flexing, not easily detachable shortcoming, satisfies the needs that engineering is used better.
For achieving the above object, the present invention adopts following technical scheme: it comprises framework and is arranged on the interior damper of framework, damper employing frcition damper, and frcition damper is connected with framework by curvature-prevention support component.
Frcition damper and curvature-prevention support component bolt.Curvature-prevention support component and framework bolt or riveted joint or welding.Frcition damper adopts Pall frcition damper or T core plate frcition damper or variable friction dampers.
The Pall frcition damper comprises cross central layer, tranverse connecting plate, perpendicular connecting plate, friction plate, slide bolt, four corner bolts; The both sides that the cross central layer is relative are provided with arc-shaped slot, and both sides are fixed on the perpendicular connecting plate by four corner bolts in addition; Tranverse connecting plate is connected by four corner bolts with perpendicular connecting plate, and tranverse connecting plate and cross central layer junction are by friction plate at interval; Slide bolt is fixed on the tranverse connecting plate and connects arc-shaped slot, and the width of arc-shaped slot is greater than the diameter of slide bolt.
T core plate frcition damper comprises T core plate (can be one or more layers as required), tranverse connecting plate, perpendicular connecting plate, friction plate, slide bolt, four corner bolts; The perpendicular end of T core plate is provided with arc-shaped slot, and horizontal end is fixed on the perpendicular connecting plate by four corner bolts; Tranverse connecting plate is connected by four corner bolts with perpendicular connecting plate, and the perpendicular end of tranverse connecting plate and T core plate junction by friction plate at interval; Slide bolt is fixed on the tranverse connecting plate and connects arc-shaped slot, and the width of arc-shaped slot is greater than the diameter of slide bolt.
The slotted eye center line is the center of circle, is radius with two screw center to center distance on the perpendicular connecting plate with the mid point of two the four jiaos of screw lines of centres in bottom, the arc-shaped slot width is slightly larger than the slide bolt diameter, should be not less than the maximum stratified deformation limit value of structure behind the arc-shaped slot center line chord deduction slide bolt diameter.T core plate frcition damper material therefor all adopts steel except that friction plate, friction plate adopts good endurance, friction material that friction factor is high, as automobile brake sheet etc.Multilayer T core plate friction energy dissipation device by the support and connection on four corner bolts in structure.Structure generation lateral deformation will be by the lateral movement of supporting drive energy consumer.After the stressed overcome friction of energy consumer, become parallelogram by rectangle, tranverse connecting plate drives slide bolt relative T core plate in arc-shaped slot and does circular motion.Friction plate is also with tranverse connecting plate motion, and friction plate will consume the outside with relative fricting movement between T core plate and import energy, thereby reach the effect that alleviates vibration.
T core plate frcition damper has been compared following advantage with the Pall friction energy dissipation device: (1) can determine the number of T core plate flexibly according to requirement of engineering; Increase the number of T core plate, can improve the frictional force of energy consumer; (2) simplify the flat shape of central layer, reduced machined surface; (3) the arc bolt slot is reduced to one by two, has reduced processing capacity; (4) reduced by two erection bolts, helped improving machining accuracy.
Variable friction dampers comprises T core plate, tranverse connecting plate, perpendicular connecting plate, friction plate, slide bolt, four corner bolts; The perpendicular end of T core plate is provided with arc-shaped slot, and horizontal end is fixed on the perpendicular connecting plate by four corner bolts; Tranverse connecting plate is connected by four corner bolts with perpendicular connecting plate, and the perpendicular end of tranverse connecting plate and T core plate junction by friction plate at interval; Slide bolt is fixed on the tranverse connecting plate and connects arc-shaped slot, and the width of arc-shaped slot is greater than the diameter of slide bolt; The end of the perpendicular end of T core plate is a wedge shape, and friction plate adopts corresponding inclined-plane, and both gradients are identical.
Arc-shaped slot is arranged at T core plate top, the slotted eye center line is the center of circle, is radius with two screw center to center distance on the perpendicular connecting plate with the mid point of two the four jiaos of screw lines of centres in bottom, the arc-shaped slot width is slightly larger than the slide bolt diameter, should be not less than the maximum stratified deformation limit value of structure behind the arc-shaped slot center line chord deduction slide bolt diameter.Multilayer T core plate friction energy dissipation device by the support and connection on four corner bolts in structure.Structure generation lateral deformation will be by the lateral movement of supporting drive energy consumer.After the stressed overcome friction of energy consumer, become parallelogram by rectangle, tranverse connecting plate drives slide bolt relative T core plate in arc-shaped slot and does circular motion.Friction plate is also with tranverse connecting plate motion, and with the relative motion position camber line translation of T core plate, promptly the existing horizontal component of the motion of friction plate also has vertical component.Therefore, when displacement structure increased, energy consumer became parallelogram by rectangle, and T core plate relative friction plate in wedge shape termination and tranverse connecting plate are done to extract motion out, and frictional force reduces; When displacement structure reduced, the energy consumer energy consumer was become again by parallelogram and is rectangle, and T core plate relative friction plate in wedge shape termination and tranverse connecting plate are got into motion, and frictional force increases.Like this, variable friction dampers just utilizes friction energy-dissipating mechanism to realize the essential characteristic of viscous energy consumer: restoring force minimum during displacement maximum (being the speed minimum), restoring force maximum during displacement minimum (being the speed maximum).Variable friction energy dissipation device has possessed the advantage of Pall friction energy dissipation device and viscous energy consumer simultaneously, has also overcome shortcoming separately simultaneously.Variable friction energy dissipation device is compared with T core plate frcition damper, is that just T core plate has changed the inclined-plane into by the plane.
This device is easy for installation, be convenient to dismounting, and its energy dissipation capacity is strong, has shockproof widely, antidetonation application.
Description of drawings
Fig. 1 is a contour structures schematic diagram of the present invention;
Fig. 2 is the cross core plated construction schematic diagram of embodiments of the invention 1;
Fig. 3 is embodiments of the invention 1 frcition damper structural representations;
Fig. 4 is embodiments of the invention 1 frcition damper side structure schematic diagrames;
Fig. 5 is the T core plated construction schematic diagram of embodiments of the invention 2;
Fig. 6 is embodiments of the invention 2 frcition damper structural representations;
Fig. 7 is embodiments of the invention 2 frcition damper side structure schematic diagrames;
Fig. 8 is embodiments of the invention 3 frcition damper side structure schematic diagrames.
The specific embodiment
This device comprises framework 1 and is arranged on the interior damper of framework, damper employing frcition damper 2, and frcition damper 2 is connected with framework 1 by curvature-prevention support component 3.
Substantially with embodiment 2, frcition damper 2 adopts variable friction dampers, frcition damper 2 and curvature-prevention support component 3 bolts.Curvature-prevention support component 3 and framework 1 riveted joint.Variable friction dampers comprises T core plate 11, tranverse connecting plate 5, perpendicular connecting plate 6, friction plate 7, slide bolt 8, four corner bolts 9; The perpendicular end of T core plate is provided with arc-shaped slot 10, and horizontal end is fixed on the perpendicular connecting plate 6 by four corner bolts 9; Tranverse connecting plate 5 is connected by four corner bolts 9 with perpendicular connecting plate 6, and tranverse connecting plate 5 passes through friction plate 7 at interval with T core plate 11 perpendicular end junctions; Slide bolt 8 is fixed on the tranverse connecting plate 5 and connects arc-shaped slot 10, and the width of arc-shaped slot 10 is greater than the diameter of slide bolt 8; The end 12 of T core plate 11 perpendicular ends is a wedge shape, and friction plate 7 adopts corresponding inclined-plane, and both gradients are identical.
Claims (7)
1. a damping control device comprises framework and is arranged on the interior damper of framework, it is characterized in that damper adopts frcition damper, and frcition damper is connected with framework by curvature-prevention support component.
2. damping control device according to claim 1 is characterized in that frcition damper and curvature-prevention support component bolt.
3. damping control device according to claim 1 and 2 is characterized in that curvature-prevention support component and framework bolt or riveted joint or welding.
4. damping control device according to claim 1 is characterized in that frcition damper adopts Pall frcition damper or T core plate frcition damper or variable friction dampers.
5. damping control device according to claim 3 is characterized in that the Pall frcition damper comprises cross central layer, tranverse connecting plate, perpendicular connecting plate, friction plate, slide bolt, four corner bolts; The both sides that the cross central layer is relative are provided with arc-shaped slot, and both sides are fixed on the perpendicular connecting plate by four corner bolts in addition; Tranverse connecting plate is connected by four corner bolts with perpendicular connecting plate, and tranverse connecting plate and cross central layer junction are by friction plate at interval; Slide bolt is fixed on the tranverse connecting plate and connects arc-shaped slot, and the width of arc-shaped slot is greater than the diameter of slide bolt.
6. damping control device according to claim 3 is characterized in that T core plate frcition damper comprises T core plate, tranverse connecting plate, perpendicular connecting plate, friction plate, slide bolt, four corner bolts; The perpendicular end of T core plate is provided with arc-shaped slot, and horizontal end is fixed on the perpendicular connecting plate by four corner bolts; Tranverse connecting plate is connected by four corner bolts with perpendicular connecting plate, and the perpendicular end of tranverse connecting plate and T core plate junction by friction plate at interval; Slide bolt is fixed on the tranverse connecting plate and connects arc-shaped slot, and the width of arc-shaped slot is greater than the diameter of slide bolt.
7. damping control device according to claim 3 is characterized in that variable friction dampers comprises T core plate, tranverse connecting plate, perpendicular connecting plate, friction plate, slide bolt, four corner bolts; The perpendicular end of T core plate is provided with arc-shaped slot, and horizontal end is fixed on the perpendicular connecting plate by four corner bolts; Horizontal winning in succession is connected by four corner bolts with perpendicular connecting plate, and the perpendicular end of tranverse connecting plate and T core plate junction by friction plate at interval; The end of the perpendicular end of T core plate is a wedge shape, and friction plate adopts corresponding inclined-plane, and both gradients are identical; Slide bolt is fixed on the tranverse connecting plate and connects arc-shaped slot, and the width of arc-shaped slot is greater than the diameter of slide bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810237866A CN101748819A (en) | 2008-12-06 | 2008-12-06 | Damping control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810237866A CN101748819A (en) | 2008-12-06 | 2008-12-06 | Damping control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101748819A true CN101748819A (en) | 2010-06-23 |
Family
ID=42476387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200810237866A Pending CN101748819A (en) | 2008-12-06 | 2008-12-06 | Damping control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101748819A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103132625A (en) * | 2011-11-30 | 2013-06-05 | 青建集团股份公司 | Damping control device based on magnetostrictive friction |
| CN103485437A (en) * | 2013-09-29 | 2014-01-01 | 东南大学 | Rotation amplifying power output device of viscous damper |
| CN106869566A (en) * | 2017-03-28 | 2017-06-20 | 上海史狄尔建筑减震科技有限公司 | T-shaped frcition damper |
-
2008
- 2008-12-06 CN CN200810237866A patent/CN101748819A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103132625A (en) * | 2011-11-30 | 2013-06-05 | 青建集团股份公司 | Damping control device based on magnetostrictive friction |
| CN103485437A (en) * | 2013-09-29 | 2014-01-01 | 东南大学 | Rotation amplifying power output device of viscous damper |
| CN103485437B (en) * | 2013-09-29 | 2015-10-28 | 东南大学 | The rotary amplification power output device of viscous damper |
| CN106869566A (en) * | 2017-03-28 | 2017-06-20 | 上海史狄尔建筑减震科技有限公司 | T-shaped frcition damper |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102051924A (en) | Intelligent piezoelectric damping control device | |
| CN102051925A (en) | Memory alloy shock absorption control device | |
| CN201952934U (en) | Friction damper filled with aluminum plate friction material | |
| CN203684433U (en) | Diamond truss type deformation increase range device of damper | |
| CN201722848U (en) | L-shaped concrete column | |
| CN103556748B (en) | Improve method and the device of building or antivibration capability of bridge | |
| CN114197751B (en) | Shock attenuation power consumption formula cantilever truss high-rise structure system | |
| CN201037277Y (en) | Energy dissipation-reposition shape memory alloy damper | |
| CN104612449A (en) | Giant buckling-preventing support frame structure system | |
| CN109138444B (en) | Light steel structure | |
| CN104805764A (en) | Bidirectional-limiting unidirectional-movement basin-type rubber support | |
| CN205276501U (en) | Assembled concrete frame ductility node structure | |
| CN103132625A (en) | Damping control device based on magnetostrictive friction | |
| CN110777959A (en) | Node semi-active damping control device with strengthening-variable friction energy dissipation function | |
| CN211973064U (en) | Civil engineering damping device | |
| CN101748819A (en) | Damping control device | |
| CN104452572A (en) | Outer-side span stay cable-free stay bridge with horizontal stress performance improved | |
| CN201310131Y (en) | Damping control device | |
| CN202370117U (en) | Damping control device based on magnetostrictive friction | |
| CN205077643U (en) | Novel power consumption of no bucking is supported | |
| CN203654333U (en) | Eight-cylinder embedded and sleeved cylindrical universal damper | |
| CN201521043U (en) | Memory alloy shock absorption control device | |
| CN108729568B (en) | Box type serial SMA friction composite damper | |
| CN101748820A (en) | Energy-consuming and shock-absorbing supporting device | |
| CN201416231Y (en) | Combined I-beam |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20100623 |