CN102296720B - Active flexible vibration-damping and shock-absorbing device for building - Google Patents
Active flexible vibration-damping and shock-absorbing device for building Download PDFInfo
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- CN102296720B CN102296720B CN201110149303.6A CN201110149303A CN102296720B CN 102296720 B CN102296720 B CN 102296720B CN 201110149303 A CN201110149303 A CN 201110149303A CN 102296720 B CN102296720 B CN 102296720B
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Abstract
The invention relates to an active flexible vibration-damping and shock-absorbing device for a high-rise building. The active flexible vibration-damping and shock-absorbing device for the building comprises a motor, a speed reducer, a chain transmission mechanism, a vibration-damping and shock-absorbing device body, a load-bearing mechanism and a hydraulic flexible support mechanism, wherein the motor is connected with the speed reducer, the speed reducer is connected with the chain transmission mechanism, the chain transmission mechanism is fixed on the vibration-damping and shock-absorbing device body, the load-bearing mechanism can move relative to the vibration-damping and shock-absorbing device body, and the hydraulic flexible support mechanism is arranged between the vibration-damping and shock-absorbing device body and the load-bearing mechanism. The active flexible vibration-damping and shock-absorbing device for the building is large in driving moment, high in motion precision, fast in response speed and low in noise, and can be used for accurately reducing the shaking acceleration caused by action force on the building with high efficiency and correcting deflection generated by external force. The flexible connection driving way adopted by the invention can be used for effectively overcoming the impacts of deformation generated by high pressure on a floor slab on operation of the device.
Description
Technical field
The present invention relates to a kind of large-scale vibration damping shock-absorbing control device, be mainly used for the active flexible vibration-damping shock absorbing apparatus of high-rise building.
Background technology
High-rise building be subject to the external force such as platform wind ﹑ earthquake do the used time, can produce and wave or polarization phenomena, affect the comfortableness of building or the generation potential safety hazard such as collapse.For addressing this problem, high-rise building generally all arranges vibration damping shock absorbing apparatus and waves or polarization phenomena to correct.
The vibration damping shock absorbing apparatus that high-rise building adopts at present, mainly contains two types of passive type vibration damping shock absorbing apparatus and active vibration damping shock absorbing apparatus.Passive type vibration damping shock absorbing apparatus adopts the modes such as Zhong Bai ﹑ lob or water tank conventionally.Active vibration damping shock absorbing apparatus adopts ball-screw conventionally.
More than design runlength ± 2m, drive quality at more than 100 tons vibration damping shock absorbing apparatus, while adopting motor and the direct-connected type of drive of screw mandrel axle head, because device quality is large, movement velocity is high, and movement travel is large.While selecting the large leading screw of draw ratio coefficient, the degree of disturbing that leading screw produces when work, not only can initiating device vibrations, strengthen driving moment, increase machine operation resistance, thereby affects transmission efficiency, also can increase mechanical wear, reduce mechanical application life.When especially screw mandrel draw ratio coefficient surpasses 40:1, adopt other Computer Aided Design to be made up, can increase apparatus cost and device deadweight, increase the load of flooring.When draw ratio coefficient surpasses the ball-screw starting of 40:1 and brakes, a part for energy will consume and overcome in the elastic deformation of intermediate link, and elastic deformation increases the control difficulty of system, and servo performance declines.And above-mentioned structure is not suitable for the utilization (particularly 100 tons of above Mass movement pieces) of large Mass movement piece.And ball-screw-transmission system is had relatively high expectations to mounting condition.Be less than ± 0.20mm of General Requirements flatness, this is to be difficult to realize for architectural design and construction project.
The technical program is that the name that the inventor declares is called the technological improvement of " high-rise building vibration shock absorbing apparatus " patent of invention, has increased flexible hydraulic mechanism on the basis of former technical scheme.
Summary of the invention
The object of the present invention is to provide a kind of high-rise building active flexible vibration-damping shock absorbing apparatus, especially for AMD(active mass driver, active mass drives) high-rise building active flexible vibration-damping shock absorbing apparatus.
Concrete technical scheme of the present invention is: a kind of building active flexible vibration-damping shock absorbing apparatus is provided, described building active flexible vibration-damping shock absorbing apparatus comprises: motor, reductor, chain drive, vibration damping shock absorbing apparatus body, support mechanism and flexible hydraulic supporting mechanism, wherein, described motor is connected with described reductor, described reductor is connected with described chain drive, described chain drive is fixed on described vibration damping shock absorbing apparatus body, described support mechanism can move relative to described vibration damping shock absorbing apparatus body, described flexible hydraulic supporting mechanism is arranged between described vibration damping shock absorbing apparatus body and described support mechanism.
According to an optimal technical scheme of the present invention: described flexible hydraulic supporting mechanism comprises oil cylinder, described oil cylinder is positioned at slide block top, and be arranged in oil cylinder supporting seat, in described oil cylinder supporting seat, be provided with yielding rubber pad, described oil cylinder one end is connected with longeron, at described oil cylinder and described longeron joint portion, be provided with thrust articulated bearing, described longeron supports by described thrust articulated bearing.
According to an optimal technical scheme of the present invention: the oil piping system of described oil cylinder, for being connected in series, is interconnected between each oil cylinder.
According to an optimal technical scheme of the present invention: described chain drive comprises: profile of tooth chain, profile of tooth chain fixed component, profile of tooth chain tensioning mechanism and profile of tooth chain guiding mechanism, wherein, described profile of tooth chain one end is fixed on the first straining beam of described vibration damping shock absorbing apparatus body by described profile of tooth chain fixed component, and the described profile of tooth chain other end is fixed on the second straining beam of described vibration damping shock absorbing apparatus body by profile of tooth chain tensioning mechanism and profile of tooth chain guiding mechanism.
According to an optimal technical scheme of the present invention: described profile of tooth chain fixed component is pressing plate; Described profile of tooth chain guiding mechanism is for adjusting pressing plate.
According to an optimal technical scheme of the present invention: described vibration damping shock absorbing apparatus body comprises: base plate, the first straining beam, the second straining beam and railway carriage or compartment beam, wherein, described railway carriage or compartment beam is arranged on described base plate, the head and the tail two ends of described the first straining beam are fixed with the front end of described railway carriage or compartment beam respectively, the head and the tail two ends of described the second straining beam are fixed with the rear end of described railway carriage or compartment beam respectively, upper end at described railway carriage or compartment beam is provided with line slideway, on described line slideway, is provided with slide block.
According to an optimal technical scheme of the present invention: be provided with damping trough on described base plate, be provided with damping rubber pad in described damping trough; On described the first straining beam and described the second straining beam, be provided with limiting buffer mechanism, described railway carriage or compartment beam is trapezium structure, on the beam of described railway carriage or compartment, can be provided with window; Described line slideway is roller line slideway, is provided with at least four slide blocks on line slideway every described.
According to an optimal technical scheme of the present invention: described support mechanism comprises longeron, crossbeam and framework, and described longeron is arranged on described slide block, and described crossbeam is overlapped on described longeron, and described framework is arranged on described longeron and described crossbeam.
According to an optimal technical scheme of the present invention: described support mechanism is bucket-shaped.
According to an optimal technical scheme of the present invention: be provided with hydraulic brake system and horizontal unloading roller on described support mechanism.
Building active flexible vibration-damping shock absorbing apparatus driving moment of the present invention is large, and kinematic accuracy is high, fast response time, noise are low, can reduce efficiently and accurately building be subject to active force and produce rock acceleration and correct external force and the deflection that produces.The present invention adopts flexibly connects type of drive and can effectively overcome the impact of floor rear produced distortion under pressure on device operation.
Accompanying drawing explanation
Fig. 1 building active flexible vibration-damping shock absorbing apparatus of the present invention orientation one structural representation.
Fig. 2. building active flexible vibration-damping shock absorbing apparatus of the present invention orientation two structural representations.
Fig. 3. the oil piping system structural representation of oil cylinder of the present invention.
The specific embodiment
The object of the present invention is to provide a kind of high-rise building active flexible vibration-damping shock absorbing apparatus, the technical scheme of described high-rise building active flexible vibration-damping shock absorbing apparatus is that the name that the inventor declares is called the technological improvement of " high-rise building vibration shock absorbing apparatus " patent of invention, on the basis of former technical scheme, increased flexible hydraulic supporting mechanism, especially for AMD(active mass driver, active mass drives) high-rise building active flexible vibration-damping shock absorbing apparatus.
In technical solution of the present invention, flexible hydraulic supporting mechanism is comprised of two above hydraulic jacks 118, is arranged on the slide block 112 of roller guide, plays the load-bearing wagon box effect of bracing or strutting arrangement.When load-bearing wagon box high-speed cruising, the stressed meeting of each strong point changes.If each stress point discontinuity equalization, the operation of load-bearing wagon box will be sent out the raw moving ﹑ card resistance of the oblique ﹑ rolling ﹑ noise that inclines.Will affect the normal effectively operation of device, the effect of device is reduced, also can cause Ji tool Mo Sun ﹑ device to damage.
Technical solution of the present invention is at load-bearing wagon box high-speed cruising, when each supports stressed the changing of stress point, because oil piping system adopts series system, between each oil cylinder 118, be interconnected, automatically the height of oil cylinder 118 back shafts of each stress point of up-down adjustment load-bearing bucket, make the balanced power of each slide block 112 on roller guide, each oil cylinder 118 also can play cushioning effect simultaneously, guarantees that load-bearing bucket is steadily fast
Speed motion.
In order to realize foregoing invention object, below in conjunction with accompanying drawing, technical solution of the present invention is elaborated:
Refer to Figure of description Fig. 1 building active flexible vibration-damping shock absorbing apparatus of the present invention orientation one structural representation and Fig. 2 building active flexible vibration-damping shock absorbing apparatus of the present invention orientation two structural representations.As shown in FIG., the invention provides a kind of building active flexible vibration-damping shock absorbing apparatus, described building active flexible vibration-damping shock absorbing apparatus comprises: motor 101, reductor 102, chain drive 123, vibration damping shock absorbing apparatus body 124, support mechanism 125 and flexible hydraulic supporting mechanism, wherein, described motor 101 is connected with described reductor 102, described reductor 102 is connected with described chain drive 123, described chain drive 123 is fixed on described vibration damping shock absorbing apparatus body 124, described support mechanism 125 can move relative to described vibration damping shock absorbing apparatus body 124, described flexible hydraulic supporting mechanism is arranged between described vibration damping shock absorbing apparatus body 124 and described support mechanism 125.
In technical scheme of the present invention, described flexible hydraulic supporting mechanism comprises oil cylinder 118, described oil cylinder 118 is positioned at slide block 112 tops, and be arranged in oil cylinder supporting seat 119, in described oil cylinder supporting seat 119, be provided with yielding rubber pad 126, described oil cylinder 118 one end are connected with longeron 115, at described oil cylinder 118, are provided with thrust articulated bearing 120 with described longeron 115 joint portions, and described longeron 115 supports by described thrust articulated bearing 120.
In technical scheme of the present invention, described chain drive 123 comprises: profile of tooth chain 103, profile of tooth chain fixed component 104, profile of tooth chain tensioning mechanism 105 and profile of tooth chain guiding mechanism 106, wherein, described profile of tooth chain 103 one end are fixed on the first straining beam 108 of described vibration damping shock absorbing apparatus body 124 by described profile of tooth chain fixed component 104, described profile of tooth chain 103 other ends are fixed on the second straining beam 109 of described vibration damping shock absorbing apparatus body 124 by profile of tooth chain tensioning mechanism 105 and profile of tooth chain guiding mechanism 106, wherein, described profile of tooth chain fixed component 104 is pressing plate, described profile of tooth chain guiding mechanism 106 is for adjusting pressing plate.
In technical scheme of the present invention, described vibration damping shock absorbing apparatus body 124 comprises: base plate 107, the first straining beam 108, the second straining beam 109 and railway carriage or compartment beam 110, wherein, described railway carriage or compartment beam 110 is arranged on described base plate 107, the head and the tail two ends of described the first straining beam 108 are fixed with the front end of described railway carriage or compartment beam 110 respectively, the head and the tail two ends of described the second straining beam 109 are fixed with the rear end of described railway carriage or compartment beam 110 respectively, upper end at described railway carriage or compartment beam 110 is provided with line slideway 111, on described line slideway 111, be provided with slide block 112, wherein, on described base plate 107, be provided with damping trough 113, in described damping trough 113, be provided with damping rubber pad, on described the first straining beam 108 and described the second straining beam 109, be provided with limiting buffer mechanism 114, described railway carriage or compartment beam 110 is trapezium structure, on described railway carriage or compartment beam 110, can be provided with window 127, described line slideway 111 is roller line slideway, is provided with at least four slide blocks 112 on line slideway every described 111.
In technical scheme of the present invention, described support mechanism 125 comprises longeron 115, crossbeam 116 and framework 117, described longeron 115 is arranged on described slide block 112, described crossbeam 116 is overlapped on described longeron 115, described framework 117 is arranged on described longeron 115 and described crossbeam 116, and described support mechanism 125 is bucket-shaped.
The high-rise building active flexible vibration-damping shock absorbing apparatus providing in technical scheme of the present invention, this device main function components and support and connection parts all adopt flexible float design.As adopt profile of tooth chain 103 can avoid the impact on transmission efficiency of radial effect power that device when operation produce.The straining beam of device is fixed at flute profile chain two ends, and straining beam and two trapezoidal railway carriage or compartment beams 110 are fixing, as main stress position.Described profile of tooth chain 103 by chain tensioning mechanism 105 to guarantee the effective engagement with gear, gear and the high-power servomotor 101 composition driving mechanism that is connected.Driving mechanism is fixed on load-bearing bucket one end riser; High-power servomotor 101 adopts air cooling way.Load-bearing bucket both sides arrange corresponding trapezoidal railway carriage or compartment beam 110, and it is secondary that a set of roller guide is respectively put on beam 110 tops, trapezoidal railway carriage or compartment, arrange at least two with top shoe 112 on every roller guide.Load-bearing bucket weight is born with top rail 116 by two, and crossbeam 116 is arranged on longeron 115.
By high-power servomotor 101, drive gear, gear drives profile of tooth chain 103.By linkage, promote load-bearing bucket and make horizontal reciprocating movement.Further, adopt chain wheel drive form, can be in same axial arranged two or more synchronous chain wheel set.
Two groups of sprocket wheels are specifically set, two sprocket wheels are set on two chains.Two sprocket shafts are driven by same motor 101.Drive motors 101 and gear are all arranged on load-bearing bottom sheet 107, and several quality pouring weights are placed in load-bearing bucket.Profile of tooth chain 103 is furnished with two cover assembly chain tension adjusters with the two ends that drive gear to be connected, to guarantee the engagement requirement of chain and sprocket wheel.
Described roller guide, is arranged on plane on the beam 110 of load-bearing ladder type railway carriage or compartment.Beam 110 bottom surfaces, ladder type railway carriage or compartment are provided with two above damping trough 113(holes).Damping trough 113 symmetries are distributed in damping base plate 107 both sides.Damping trough 113 can be square can be also toroidal.Damping trough 113 is mounted with yielding rubber pad 126.Settle yielding rubber pad 126 can reduce the rigid shock power of device to floor, play vibration damper effect.
Described load-bearing bucket two outsides are equipped with respectively two groups of above load-bearing buckets that match with trapezoidal steel railway carriage or compartment beam 110 interior sides and laterally unload roller 122.To bear lateral external forces, while preventing load-bearing bucket high-speed cruising, deflect.On described two straining beams, be separately installed with limiting buffer mechanism 114.Described base plate 107 belows arrange leveling device, adjust the horizontal level of damping control device and base plate 107.Described base plate 107, floor basis, its underpart also can arrange built-in fitting, to strengthen the stability of this damping control device, increases rigidity.Above-mentioned leveling device is wedge adjusting device and pre-buried screw hole and the screw being arranged between base plate 107 and built-in fitting, by adjusting wedge, adjust base plate 107 levels, by screw, the pretension of a large amount of pre-buried screw holes is increased to base plate 107 rigidity, reduce base plate 107 deflections after mass is installed.
The oil piping system structural representation of oil cylinder 118 of the present invention can be consulted Fig. 3.As shown in Figure 3, the oil piping system of adjusting the cushion cylinder 118 of building active flexible vibration-damping shock absorbing apparatus operation balance adopts series system, between each oil cylinder 118, is interconnected.
According to such scheme, improve after enforcement, building active flexible vibration-damping shock absorbing apparatus tool of the present invention has the following advantages:
(1) in oil cylinder supporting seat 119, be provided with yielding rubber pad 126, will be rigidly connected to become flexibly connects, and can relax impact force, when oil cylinder 118 is played a protective role, also can reduce noise.
(2) oil cylinder 118 is provided with thrust articulated bearing 120 with longeron 115 connecting portions, can regulate the power of the different directions that transmits the generation in service of load-bearing bucket to the stress point of oil cylinder 118.
(3) when load-bearing bucket moves, produce to flooring pressure distortion, although vibration damping shock absorbing apparatus has designed the anti-deformation measures such as railway carriage or compartment beam 110 ﹑ vibration damper steel plates, but the supporting mechanism of flexible hydraulic described in the technical program can be used as third level vibration damping shock-absorbing facility, to make up the impact of beam 110 stress deformations in railway carriage or compartment on building active flexible vibration-damping shock absorbing apparatus of the present invention.
(4) hydraulic cylinder oil circuit adopts series system, can adjust oil cylinder 118 pressure in good time.
Above content is in conjunction with concrete optimal technical scheme further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, can also make some simple deduction or replace, all should be considered as belonging to protection scope of the present invention.
Claims (10)
1. a building active flexible vibration-damping shock absorbing apparatus, it is characterized in that: described building active flexible vibration-damping shock absorbing apparatus comprises: motor (101), reductor (102), chain drive (123), vibration damping shock absorbing apparatus body (124), support mechanism (125) and flexible hydraulic supporting mechanism (130), wherein, described motor (101) is connected with described reductor (102), described reductor (102) is connected with described chain drive (123), described chain drive (123) is fixed on described vibration damping shock absorbing apparatus body (124), described support mechanism (125) can move relative to described vibration damping shock absorbing apparatus body (124), described flexible hydraulic supporting mechanism (130) is arranged between described vibration damping shock absorbing apparatus body (124) and described support mechanism (125).
2. building active flexible vibration-damping shock absorbing apparatus according to claim 1, it is characterized in that: described flexible hydraulic supporting mechanism (130) comprises oil cylinder (118), described oil cylinder (118) is positioned at slide block (112) top, and be arranged in oil cylinder supporting seat (119), in described oil cylinder supporting seat (119), be provided with yielding rubber pad (126), described oil cylinder (118) one end is connected with longeron (115), in described oil cylinder (118) and described longeron (115) joint portion, be provided with thrust articulated bearing (120), described longeron (115) supports by described thrust articulated bearing (120).
3. building active flexible vibration-damping shock absorbing apparatus according to claim 2, is characterized in that: the oil piping system of described oil cylinder (118) is for being connected in series, and each oil cylinder is interconnected between (118).
4. building active flexible vibration-damping shock absorbing apparatus according to claim 3, it is characterized in that: described chain drive (123) comprising: profile of tooth chain (103), profile of tooth chain fixed component (104), profile of tooth chain tensioning mechanism (105) and profile of tooth chain guiding mechanism (106), wherein, described profile of tooth chain (103) one end is fixed on first straining beam (108) of described vibration damping shock absorbing apparatus body (124) by described profile of tooth chain fixed component (104), described profile of tooth chain (103) other end is fixed on second straining beam (109) of described vibration damping shock absorbing apparatus body (124) by profile of tooth chain tensioning mechanism (105) and profile of tooth chain guiding mechanism (106).
5. building active flexible vibration-damping shock absorbing apparatus according to claim 4, is characterized in that: described profile of tooth chain fixed component (104) is pressing plate; Described profile of tooth chain guiding mechanism (106) is for adjusting pressing plate.
6. building active flexible vibration-damping shock absorbing apparatus according to claim 5, it is characterized in that: described vibration damping shock absorbing apparatus body (124) comprising: base plate (107), the first straining beam (108), the second straining beam (109) and railway carriage or compartment beam (110), wherein, described railway carriage or compartment beam (110) is arranged on described base plate (107), the head and the tail two ends of described the first straining beam (108) are fixed with the front end of described railway carriage or compartment beam (110) respectively, the head and the tail two ends of described the second straining beam (109) are fixed with the rear end of described railway carriage or compartment beam (110) respectively, in the upper end of described railway carriage or compartment beam (110), be provided with line slideway (111), on described line slideway (111), be provided with slide block (112).
7. building active flexible vibration-damping shock absorbing apparatus according to claim 6, is characterized in that: on described base plate (107), be provided with damping trough (113), in described damping trough (113), be provided with damping rubber pad; On described the first straining beam (108) and described the second straining beam (109), be provided with limiting buffer mechanism (114), described railway carriage or compartment beam (110) is trapezium structure, is provided with window (127) on described railway carriage or compartment beam (110); Described line slideway (111) is roller line slideway (111), is provided with at least four slide blocks (112) on line slideway every described (111).
8. building active flexible vibration-damping shock absorbing apparatus according to claim 7, it is characterized in that: described support mechanism (125) comprises longeron (115), crossbeam (116) and framework (117), described longeron (115) is arranged on described slide block (112), it is upper that described crossbeam (116) is overlapped on described longeron (115), and described framework (117) is arranged on described longeron (115) and described crossbeam (116).
9. building active flexible vibration-damping shock absorbing apparatus according to claim 8, is characterized in that: described support mechanism (125) is bucket-shaped.
10. building active flexible vibration-damping shock absorbing apparatus according to claim 9, is characterized in that: on described support mechanism (125), be provided with hydraulic brake system (121) and horizontal unloading roller (122).
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| CN201110149303.6A CN102296720B (en) | 2011-06-04 | 2011-06-04 | Active flexible vibration-damping and shock-absorbing device for building |
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| CN201110149303.6A CN102296720B (en) | 2011-06-04 | 2011-06-04 | Active flexible vibration-damping and shock-absorbing device for building |
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| CN102296720A CN102296720A (en) | 2011-12-28 |
| CN102296720B true CN102296720B (en) | 2014-03-12 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109138567B (en) * | 2018-10-10 | 2020-06-12 | 同济大学 | Double-tuning type inertial volume system |
| CN111288114A (en) * | 2018-12-07 | 2020-06-16 | 镁亚精密股份有限公司 | Cross sliding shockproof platform |
| CN113898697B (en) * | 2021-10-08 | 2023-03-14 | 上海应用技术大学 | High damping tuned liquid vibration absorber with amplified mass |
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| CN2231284Y (en) * | 1995-09-01 | 1996-07-17 | 台中精机厂股份有限公司 | Vibration controlling equipment for building |
| CN101016758A (en) * | 2007-01-22 | 2007-08-15 | 哈尔滨工业大学 | Novel mixing quality driving variable damping control device for structure vibration control |
| CN101487301A (en) * | 2009-02-25 | 2009-07-22 | 同济大学 | Large-stroke variable-quality active quality damping vibration attenuation apparatus |
| TW201037134A (en) * | 2009-04-01 | 2010-10-16 | Yu-Guang Lai | Sliding seismic isolation device, vibration isolation method and structure, mass damper, vibration isolation floor of its application, and vibration isolation ceiling thereof |
| CN201627276U (en) * | 2009-12-28 | 2010-11-10 | 深圳市威远精密技术有限公司 | High-rise building vibration absorbing and cushioning device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7409799B2 (en) * | 2005-12-13 | 2008-08-12 | Chong-Shien Tsai | Anti shock device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2231284Y (en) * | 1995-09-01 | 1996-07-17 | 台中精机厂股份有限公司 | Vibration controlling equipment for building |
| CN101016758A (en) * | 2007-01-22 | 2007-08-15 | 哈尔滨工业大学 | Novel mixing quality driving variable damping control device for structure vibration control |
| CN101487301A (en) * | 2009-02-25 | 2009-07-22 | 同济大学 | Large-stroke variable-quality active quality damping vibration attenuation apparatus |
| TW201037134A (en) * | 2009-04-01 | 2010-10-16 | Yu-Guang Lai | Sliding seismic isolation device, vibration isolation method and structure, mass damper, vibration isolation floor of its application, and vibration isolation ceiling thereof |
| CN201627276U (en) * | 2009-12-28 | 2010-11-10 | 深圳市威远精密技术有限公司 | High-rise building vibration absorbing and cushioning device |
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