CN104032846A - Tension resisting and twisting resisting combined shock isolation device with self-restoring function - Google Patents
Tension resisting and twisting resisting combined shock isolation device with self-restoring function Download PDFInfo
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Abstract
The invention provides a tension resisting and twisting resisting combined shock isolation device with the self-restoring function, and belongs to the technical field of shock absorbing and isolating technique of structural engineering. The device mainly comprises a high-flexibility device (1), a rigid supporting pedestal (2), a transverse limiting sliding block (3), a transverse shock isolation linear guide rail (4), a transverse shock absorbing tension spring (5), a transverse shock absorbing tension spring support (6), a layering separating plate (7), a longitudinal limiting sliding block (8), a longitudinal shock isolation linear guide rail (9), a longitudinal shock absorbing tension spring support (10) and a longitudinal shock absorbing tension spring (11). The combined shock isolation device has the advantages that the material performance of each part can be fully utilized; in addition, the shortcoming of poor tension resisting capacity and vertical bearing capacity of a rubber support seat is overcome; the advantages of high tension resisting capacity and twisting resisting capacity, and outstanding effect on shock isolation for bases of the high-flexibility device and a high-flexibility structure are brought.
Description
Technical field
The invention belongs to Structural Engineering damping and seismic isolation technology field, relate to the roller-type linear guide rail that a kind of friction factor is very little, and upper and lower two-layer vertical guide rail is set, thereby can meet the shock insulation requirement of multiple directions, a kind of perfect combined isolation device of Tension spring for shock absorption composition that the rigidity of structure can be provided and can make superstructure Self-resetting is set simultaneously.This invention is with low cost, have very strong tension, anti-torsion, resistance to capsizing, has Self-resetting function simultaneously, and isolating affection is outstanding, easy construction, is practically applicable to the base isolation of high soft equipment, tall and slender structure, has good development prospect.
Background technology
At home and abroad in building field, the seismic isolation technology of middle low clearance building levels off to maturation, and major technique has: laminated rubber lead for retractable pencil bearing shock insulation, friction slipper shock insulation, rolling shock insulation, sliding bearing.But current these earthquake isolating equipments both domestic and external have certain limitation, as: the resistance to tension of neoprene bearing, anti-torsion ability, vertical bearing capacity is lower; Sliding isolated bearing and rolling shock insulation support intensity are lower, and the parameters such as dynamic and static friction factor, arc shape are bad to be determined, and processing technology complexity, are generally only applicable to the building of middle low clearance.Be directed to the low and little problem of damping of the vertical rigidity of neoprene bearing, some experts have developed again sandwich rubber cushion and lead-rubber, although these two kinds of earthquake isolating equipment vertical rigidities and damping have improved, but the improvement that resistance to tension and anti-twisting property do not obtain, is not still suitable for structure and the equipment of highrise building and some Gao Rou.But, the damping of the damping of current research both domestic and external to the high soft equipment of industry (alcohol heater of thin-wall tubular structure), the high soft equipment of military project (rocket, guided missile) is relatively paid attention to, these structures are because slenderness ratio (ratio of length and breadth of section) is very large, generally all be greater than 10, therefore, pulling force, the power of toppling of substrate are very large, and above-mentioned shock isolating pedestal can not meet shock insulation requirement.Therefore develop the earthquake isolating equipment that the soft equipment of a kind of applicable height has stronger resistance to tension, anti-torsion ability, resistance to capsizing, the seismic response that reduces structure in earthquake has great engineering significance.
Summary of the invention
It is two-way (longitudinally that the present invention has provided a kind of energy, the shock isolating pedestal of the roller-type linear guide rail form of laterally) sliding, Tension spring for shock absorption, the combined isolation device of the composition such as rigid support pedestal, goal of the invention is to provide by the mechanical snap power between position limiting slide block and line slideway resistance to tension and the anti-torsion ability of superstructure, resistance to capsizing, the horizontal rigidity of total and the horizontal movement of control structure are provided and structure is automatically reset by Tension spring for shock absorption, support the deadweight of superstructure by rigid support pedestal, in the time of earthquake, line slideway, Tension spring for shock absorption collaborative work, form good shock insulation mechanism, thereby reduce the seismic response of superstructure.This device isolating affection is good, is easy to construction and safeguards, changes, and cost is lower.
Technical scheme of the present invention is as follows:
A kind of tension, torsion proof combined isolation device with Self-resetting function, comprise high soft equipment (1), rigid support pedestal 2, cross spacing slide block 3, bottom transverse shock insulation line slideway 4, horizontal shock-absorbing extension spring 5, horizontal shock-absorbing extension spring support 6, layering dividing plate 7, longitudinal spacing slide block 8, the longitudinal shock insulation line slideway 9 in bottom, longitudinally Tension spring for shock absorption support 10, longitudinal Tension spring for shock absorption (11).It adopts the shock isolating pedestal of two-way I shape line slideway composition; To process the prefabricated longitudinal shock insulation line slideway 9 in bottom transverse shock insulation line slideway 4, bottom along upper and lower two-layer layout, layering dividing plate 7 is set between two-layer guide rail, layering dividing plate 7 tops are connected with horizontal shock insulation line slideway 4, layering dividing plate 7 bottoms are connected with longitudinal spacing slide block 8, between rigid support pedestal 2 and horizontal shock insulation line slideway 4, cross spacing slide block 3 are set; Between horizontal shock-absorbing extension spring support 6 and layering dividing plate 7, horizontal shock-absorbing extension spring 5 is set, longitudinally between Tension spring for shock absorption support 10 and layering dividing plate 7, longitudinal Tension spring for shock absorption 11 is set; The top-down connected mode of member is: the soft equipment 1 of height and rigid support pedestal 2 use on top are welded to connect, Transfer of Shear and moment of flexure between high soft equipment 1 and rigid support pedestal 2; Rigid support pedestal 2 and cross spacing slide block 3 are with bolts, Transfer of Shear and moment of flexure between rigidity shock isolation pedestal 2 and cross spacing slide block 3; Structure between the cross section of cross spacing slide block 3 and horizontal shock insulation line slideway 4 use slide blocks is connected, and transmits longitudinal shearing and moment of flexure, but do not transmit horizontal shearing and moment of flexure between cross spacing slide block 3 and horizontal shock insulation line slideway 4; Rigid support pedestal 2 and horizontal shock-absorbing extension spring are welded between supporting 6; The high soft equipment 1 in top, rigid support pedestal 2, cross spacing slide block 3, horizontal shock-absorbing extension spring are supported 6 and can laterally be slided along being positioned at the horizontal shock insulation line slideway 4 in upper strata as a whole; Laterally shock insulation line slideway 4 and layering dividing plate 7 are with bolts, and horizontal shock-absorbing extension spring 5 two ends support 6 with horizontal shock-absorbing extension spring respectively, layering dividing plate 7 is hinged, do not transmit moment of flexure, a transmitter shaft power between hinged; Layering dividing plate 7 is with bolts with longitudinal spacing slide block 8, longitudinal spacing slide block 8 and longitudinal shock insulation line slideway 9 adopt the structure between the cross section of slide block to be connected, between longitudinal spacing slide block 8 and longitudinal shock insulation line slideway 9, transmit longitudinal shearing and moment of flexure, but do not transmit horizontal shearing and moment of flexure; Longitudinal spacing slide block 8 and the longitudinally connection between the cross section between shock insulation line slideway 9 are with cross spacing slide block 3 and horizontal shock insulation line slideway 4; The high soft equipment 1 in top, rigid support pedestal 2, cross spacing slide block 3, horizontal shock insulation line slideway 4, horizontal shock-absorbing extension spring support 6, layering dividing plate 7, longitudinal spacing slide block 8 are as a whole along longitudinal shock insulation line slideway 9 longitudinal sliding motions of lower floor; Longitudinally Tension spring for shock absorption supports 10 with longitudinally shock insulation line slideway 9 and ground are with bolts, and longitudinally respectively and longitudinally Tension spring for shock absorption supports 10, layering dividing plate 7 is hinged at Tension spring for shock absorption 11 two ends, does not transmit moment of flexure, a transmitter shaft power between hinged.
The soft equipment 1 of described height is structure and equipment that slenderness ratio is greater than 8, comprises industrial alcohol stove, rocket, the guided missile of steel thin cylinder form.
Between horizontal shock-absorbing extension spring support 6 and layering dividing plate 7, horizontal shock-absorbing extension spring (5) is set, longitudinally between Tension spring for shock absorption support 10 and layering dividing plate 7, longitudinal Tension spring for shock absorption 11 is being set; Select the line slideway length L meeting the demands according to the displacement a of Seismic Isolation of Isolation Layer, determine the distance S at position limiting slide block and line slideway edge, make a≤S, avoid position limiting slide block to skid off guide rail; The length of Tension spring for shock absorption is selected L/2, installs after being stretched to L length, to can provide restoring force that high soft equipment 1 is automatically reset; According to cycle T, the mass M of high soft equipment 1 after shock insulation, pass through K=M/T
2determine the stiffness K of Tension spring for shock absorption.
Connection between cross spacing slide block 4, longitudinal spacing slide block 8 and guide rail adopts the mechanical snap of cross sectional shape to connect, the rubbing surface of slide block and guide rail is smooth in processing, precision is micron order, coating lubricating oil or tetrafluoroethene on contact surface, its friction factor is ensured between one thousandth to thousand/five, to ensure that the high soft equipment 1 in top can slide along guide rail.
Horizontal shock-absorbing extension spring 5, longitudinally Tension spring for shock absorption 11, laterally shock insulation line slideway 4, longitudinally shock insulation line slideway 9 stressed has the clear and definite division of labor, laterally shock insulation line slideway 4, longitudinally 9 of shock insulation line slideways bear the vertical load of superstructure and resistance to tension, anti-torsion ability, resistance to capsizing are provided; Horizontal shock-absorbing extension spring 5, longitudinal 11 of Tension spring for shock absorption provide the rigidity of horizontal direction, in the time of geological process, high soft equipment 1 are automatically reset; Require to carry out the rigidity of control structure by rigidity and the length of adjusting horizontal shock-absorbing extension spring 5, longitudinal Tension spring for shock absorption 11 according to the shock insulation of the soft equipment 1 of height, thereby reach the shock insulation cycle of expection.
Compared with prior art, advantage of the present invention is:
(1), in the time of earthquake, for high-level structure, high soft equipment, this combined isolation device is compared traditional shock isolating pedestal can provide larger resistance to tension, anti-torsion ability, resistance to capsizing by the mechanical snap in the cross section of position limiting slide block and line slideway.
(2), under normal service condition, this combined isolation device is compared traditional shock isolating pedestal and is born vertical load by line slideway and have larger vertical bearing capacity.
(3) under normal service condition, this combined isolation device is compared traditional shock isolating pedestal, each member stressed has the clear and definite division of labor, line slideway only bears the vertical load of superstructure and resistance to tension, anti-torsion ability, resistance to capsizing is provided, and Tension spring for shock absorption only provides the rigidity of horizontal direction.This combined isolation device not only can make full use of the material property of each member, and has overcome the shortcoming that neoprene bearing resistance to tension is weak and vertical bearing capacity is weak.
(4) in the time instructing across design, can be by the wire diameter of the diameter of adjustment spring, material, spring, the number of turns of spring is adjusted the rigidity of Tension spring for shock absorption, thereby adjust the rigidity of high-level structure, high soft equipment, this compares traditional shock isolating pedestal larger rigidity adjusting range, cycle stretch-out to high-level structure, high soft equipment is more obvious, and the scope that shock insulation requires is larger, and isolating affection is more remarkable.
(5) in the time that earthquake occurs, Tension spring for shock absorption provides the horizontal rigidity of superstructure can make structure automatically reset, can play the effect of limit levels displacement to superstructure simultaneously, in the time of large shake, cause structure to skid off guide rail and structure and foundation pit walls collision thereby can avoid structure or equipment base that large displacement occurs.
(6), after earthquake, only need to change reinforcing and maintenance that line slideway and Tension spring for shock absorption can implementation structures.
(7) material therefor is with low cost, simple structure, and isolating affection is good.
Brief description of the drawings
Accompanying drawing 1 is the sectional view in the A-A cross section of combined isolation device.
Accompanying drawing 2 is the sectional views in the B-B cross section of combined isolation device
Accompanying drawing 3 is C-C cross-sectional view of rigid support pedestal in combined isolation device
Accompanying drawing 4 is horizontal shock insulation line slideway, cross spacing slide block layout schematic diagrames (D-D cross-sectional view) in combined isolation device.
Accompanying drawing 5 is that in combined isolation device, laterally shock insulation line slideway, layering dividing plate, horizontal shock-absorbing extension spring, horizontal shock-absorbing extension spring supporting plane are arranged schematic diagram (E-E cross-sectional view).
Accompanying drawing 6 is that in combined isolation device, longitudinally shock insulation line slideway, longitudinal spacing slide block, longitudinal Tension spring for shock absorption, layering dividing plate, longitudinal Tension spring for shock absorption supporting plane are arranged schematic diagram (F-F cross-sectional view).
Accompanying drawing 7 is vertical, horizontal shock insulation line slideway in combined isolation device, position limiting slide block profile construction schematic diagram.
Accompanying drawing 8 is vertical, horizontal shock insulation line slideway in combined isolation device, position limiting slide block, layering dividing plate three-dimensional side view.
In figure:
1-high soft equipment, 2-rigid support pedestal, 3-cross spacing slide block, 4-laterally shock insulation line slideway, the extension spring of 5-horizontal shock-absorbing, the extension spring of 6-horizontal shock-absorbing is supported, 7-layering dividing plate, 8-longitudinal spacing slide block, 9-longitudinally shock insulation line slideway, 10-longitudinally Tension spring for shock absorption supports, 11-longitudinally Tension spring for shock absorption
Detailed description of the invention
Describe preferred forms of the present invention in detail below in conjunction with technical scheme and accompanying drawing:
Technical requirements for overall earthquake isolating equipment is as follows:
First go out the sectional dimension of rigid support pedestal 2 according to the load determination of the high soft equipment 1 in top, can there is enough large supporting capacity, and adopt knockdown steel work, make it have enough large rigidity, improve the natural frequency (30-50HZ) of rigid support pedestal itself, away from the frequency (0.1-2HZ) of the high soft equipment in top, thereby reduce the impact of pedestal on the high soft equipment 1 in top.
Determine the sectional dimension of bottom transverse shock insulation line slideway 4, the longitudinal shock insulation line slideway 9 in bottom, layering dividing plate 7 according to the high load of soft equipment 1 in top and the deadweight sum of rigid support pedestal 2, and the quantity of cross spacing slide block 3 and longitudinal spacing slide block 8, make it have enough supporting capacitys, laterally shock insulation line slideway 4 and the longitudinal shock insulation line slideway 9 in bottom adopt i shaped steel; The longitudinal shock insulation line slideway 9 in bottom is positioned at the lower floor of guide rail, in order more stably to support the horizontal shock insulation line slideway 4 on upper strata, adopts the rail of the i iron of six groups of combining forms, and every group of rail is made up of two line slideways; For the high soft equipment 1 in top can be moved along multiple directions, by horizontal shock insulation line slideway 4, longitudinal shock insulation line slideway 9, respectively along upper and lower two-layer layout, the high soft equipment 1 in top, rigid support pedestal 2, cross spacing slide block 3, horizontal shock-absorbing extension spring are supported 6 and can laterally be slided by horizontal shock insulation line slideway 4 along upper strata as a whole; The high soft equipment 1 in top, rigid support pedestal 2, cross spacing slide block 3, horizontal shock insulation line slideway 4, horizontal shock-absorbing extension spring support 6, layering dividing plate 7, longitudinal spacing slide block 8 are as a whole along longitudinal shock insulation line slideway 9 longitudinal sliding motions of lower floor; Connection between cross spacing slide block 4, longitudinal spacing slide block 8 and guide rail adopts the mechanical snap of cross sectional shape to connect, the rubbing surface of slide block and guide rail is to add man-hour as far as possible smooth, precision must reach micron order, coating lubricating oil or tetrafluoroethene on contact surface, its friction factor is ensured between one thousandth to thousand/five, to ensure that the high soft equipment 1 in top can slide along guide rail.
The isolating affection reaching as required, select horizontal shock-absorbing extension spring 5 and longitudinal Tension spring for shock absorption 11 of rigidity, suitable length, to the horizontal rigidity of high soft equipment 1 and the displacement stroke of control structure are provided and the high soft equipment in top (1) is automatically reset in the time of earthquake; Select the line slideway length (L) meeting the demands according to the displacement of Seismic Isolation of Isolation Layer (a), determine the distance (S) at position limiting slide block and line slideway edge, make a≤S, avoid position limiting slide block to skid off guide rail; The length of Tension spring for shock absorption is selected L/2, installs after being stretched to L length, to can provide restoring force that high soft equipment 1 is automatically reset; According to cycle T, the mass M of high soft equipment 1 after shock insulation, pass through K=M/T
2determine the rigidity of Tension spring for shock absorption.
When concrete enforcement, first determine the sectional dimension of rigid support pedestal 2 according to the load of the high soft equipment 1 in top and deadweight; Determine longitudinally sectional dimension and the quantity of shock insulation line slideway 9, bottom transverse shock insulation line slideway 4, cross spacing slide block 3, longitudinal spacing slide block 8 of bottom, the size of layering dividing plate 7 according to the high load of soft equipment 1 in top and the gravity load sum of rigidity shock isolation pedestal 2; The isolating affection reaching as required, the horizontal shock-absorbing extension spring 5 that can provide the horizontal rigidity of structure suitable, longitudinal Tension spring for shock absorption 11 are provided; According to the displacement of Seismic Isolation of Isolation Layer, determine the Edge Distance of position limiting slide block from line slideway, avoid position limiting slide block to skid off line slideway.
Choose also and start to install whole earthquake isolating equipment after prefabricated suitable sectional dimension member, erection sequence is for from bottom to top.First, arrange longitudinal shock insulation line slideway 9 and longitudinally Tension spring for shock absorption support 10, line slideway adopts i shaped steel, if need to meet the requirement of bearing capacity and resistance to overturning and require time, can adopt the combining structure of i shaped steel, bottom longitudinally bottom flange and the basis of shock insulation line slideway 9 is bolted, top flange is connected by the mechanical snap of cross sectional shape with longitudinal spacing slide block 8, the contact surface of top flange and longitudinal spacing slide block can coating lubricating oil or tetrafluoroethene in order to reduce friction, and longitudinally Tension spring for shock absorption supports 10 and is bolted with basis; Longitudinal spacing slide block 8 is bolted with layering dividing plate, and longitudinally Tension spring for shock absorption 11 two ends support 10 with longitudinal Tension spring for shock absorption respectively, layering dividing plate 7 is hinged; Bottom flange and the layering dividing plate 7 of bottom transverse shock insulation line slideway 4 are bolted, top flange is connected by the mechanical snap of cross sectional shape with cross spacing slide block 3, and the contact surface of top flange and cross spacing slide block 3 can coating lubricating oil or tetrafluoroethene in order to reduce friction; Cross spacing slide block 3 and rigid support pedestal 2 are bolted; The two ends of horizontal shock-absorbing extension spring 5 are hinged with the top flange of horizontal shock-absorbing extension spring support 6, layering dividing plate 4 respectively; The soft equipment of upper floor height and rigid support pedestal rigidly connect.After above-mentioned member assembling, tension, the torsion proof combined isolation device with Self-resetting function are completed.
Claims (5)
1. one kind has tension, the torsion proof combined isolation device of Self-resetting function, comprise that (6), layering dividing plate (7), longitudinal spacing slide block (8), the longitudinal shock insulation line slideway in bottom (9) are supported in high soft equipment (1), rigid support pedestal (2), cross spacing slide block (3), bottom transverse shock insulation line slideway (4), horizontal shock-absorbing extension spring (5), horizontal shock-absorbing extension spring, longitudinally Tension spring for shock absorption supports (10), longitudinally Tension spring for shock absorption (11).It is characterized in that: it adopts the shock isolating pedestal of two-way I shape line slideway composition; To process the prefabricated longitudinal shock insulation line slideway in bottom transverse shock insulation line slideway (4), bottom (9) along upper and lower two-layer layout, layering dividing plate (7) is set between two-layer guide rail, layering dividing plate (7) top is connected with horizontal shock insulation line slideway (4), layering dividing plate (7) bottom is connected with longitudinal spacing slide block (8), between rigid support pedestal (2) and horizontal shock insulation line slideway (4), cross spacing slide block (3) is set; Horizontal shock-absorbing extension spring is supported between (6) and layering dividing plate (7) horizontal shock-absorbing extension spring (5) is set, and longitudinally Tension spring for shock absorption supports between (10) and layering dividing plate (7) longitudinal Tension spring for shock absorption (11) is set; The top-down connected mode of member is: the soft equipment of height (1) on top and rigid support pedestal (2) be with being welded to connect, Transfer of Shear and moment of flexure between high soft equipment (1) and rigid support pedestal (2); Rigid support pedestal (2) and cross spacing slide block (3) are with bolts, Transfer of Shear and moment of flexure between rigidity shock isolation pedestal (2) and cross spacing slide block (3); Cross spacing slide block (3) is connected with the structure between the cross section of slide block with horizontal shock insulation line slideway (4), transmits longitudinal shearing and moment of flexure, but do not transmit horizontal shearing and moment of flexure between cross spacing slide block (3) and horizontal shock insulation line slideway (4); Welding between (6) is supported in rigid support pedestal (2) and horizontal shock-absorbing extension spring; Top high soft equipment (1), rigid support pedestal (2), cross spacing slide block (3), horizontal shock-absorbing extension spring are supported (6) and can laterally be slided along being positioned at the horizontal shock insulation line slideway in upper strata (4) as a whole; Laterally shock insulation line slideway (4) and layering dividing plate (7) are with bolts, and horizontal shock-absorbing extension spring (5) two ends are hinged with horizontal shock-absorbing extension spring support (6), layering dividing plate (7) respectively, do not transmit moment of flexure, a transmitter shaft power between hinged; Layering dividing plate (7) is with bolts with longitudinal spacing slide block (8), structure between the cross section of longitudinal spacing slide block (8) and longitudinal shock insulation line slideway (9) employing slide block is connected, between longitudinal spacing slide block (8) and longitudinal shock insulation line slideway (9), transmit longitudinal shearing and moment of flexure, but do not transmit horizontal shearing and moment of flexure; Longitudinal spacing slide block (8) and the longitudinally connection between the cross section between shock insulation line slideway (9) are with cross spacing slide block (3) and horizontal shock insulation line slideway (4); Top high soft equipment (1), rigid support pedestal (2), cross spacing slide block (3), horizontal shock insulation line slideway (4), horizontal shock-absorbing extension spring are supported (6), layering dividing plate (7), longitudinal spacing slide block (8) as a whole along the longitudinal shock insulation line slideway of lower floor (9) longitudinal sliding motion; It is with bolts that longitudinally Tension spring for shock absorption supports (10) and longitudinal shock insulation line slideway (9) and ground, longitudinally Tension spring for shock absorption (11) two ends respectively and longitudinal Tension spring for shock absorption supports (10), layering dividing plate (7) is hinged, between hinged, do not transmit moment of flexure, a transmitter shaft power.
2. a kind of tension, torsion proof combined isolation device with Self-resetting function according to claim 1, it is characterized in that: the soft equipment 1 of described height is structure and equipment that slenderness ratio is greater than 8, comprise industrial alcohol stove, rocket, the guided missile of steel thin cylinder form.
3. a kind of tension, torsion proof combined isolation device with Self-resetting function according to claim 1, it is characterized in that: support between (6) and layering dividing plate (7) horizontal shock-absorbing extension spring (5) is set in horizontal shock-absorbing extension spring, longitudinally between Tension spring for shock absorption support (10) and layering dividing plate (7), longitudinal Tension spring for shock absorption (11) is being set; Select the line slideway length L meeting the demands according to the displacement a of Seismic Isolation of Isolation Layer, determine the distance S at position limiting slide block and line slideway edge, make a≤S, avoid position limiting slide block to skid off guide rail; The length of Tension spring for shock absorption is selected L/2, installs after being stretched to L length, to can provide restoring force that high soft equipment 1 is automatically reset; According to cycle T, the mass M of high soft equipment 1 after shock insulation, pass through K=M/T
2determine the stiffness K of Tension spring for shock absorption.
4. a kind of tension, torsion proof combined isolation device with Self-resetting function according to claim 1, it is characterized in that: the connection between cross spacing slide block (4), longitudinal spacing slide block (8) and guide rail adopts the mechanical snap of cross sectional shape to connect, the rubbing surface of slide block and guide rail is smooth in processing, precision is micron order, coating lubricating oil or tetrafluoroethene on contact surface, its friction factor is ensured between one thousandth to thousand/five, to ensure that the high soft equipment in top (1) can slide along guide rail.
5. a kind of tension, torsion proof combined isolation device with Self-resetting function according to claim 1, it is characterized in that: horizontal shock-absorbing extension spring (5), longitudinally Tension spring for shock absorption (11), laterally shock insulation line slideway (4), longitudinally shock insulation line slideway (9) stressed has the clear and definite division of labor, laterally shock insulation line slideway (4), longitudinally shock insulation line slideway (9) only bears the vertical load of superstructure and resistance to tension, anti-torsion ability, resistance to capsizing is provided; Horizontal shock-absorbing extension spring (5), longitudinal Tension spring for shock absorption (11) only provide the rigidity of horizontal direction, in the time of geological process, high soft equipment (1) are automatically reset; Require to carry out the rigidity of control structure by rigidity and the length of adjusting horizontal shock-absorbing extension spring (5), longitudinal Tension spring for shock absorption (11) according to the shock insulation of the soft equipment of height (1), thereby reach the shock insulation cycle of expection.
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|---|---|---|---|
| CN201410112469.4A CN104032846B (en) | 2014-03-25 | 2014-03-25 | Tension resisting and twisting resisting combined shock isolation device with self-restoring function |
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| CN201410112469.4A CN104032846B (en) | 2014-03-25 | 2014-03-25 | Tension resisting and twisting resisting combined shock isolation device with self-restoring function |
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| CN105544765A (en) * | 2016-01-26 | 2016-05-04 | 广州大学 | Bi-directional slide rail supporting base applicable to quality tuning control system |
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| CN109780114A (en) * | 2019-01-18 | 2019-05-21 | 上海材料研究所 | A kind of adaptive horizontal direction eddy current tuned mass damper |
| CN112982711A (en) * | 2021-03-04 | 2021-06-18 | 上海市建筑科学研究院有限公司 | Three-dimensional shock insulation/vibration isolation support |
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| CN105544765B (en) * | 2016-01-26 | 2017-09-29 | 广州大学 | A kind of bidirectional sliding rail support carriers suitable for mass tuning control system |
| CN108867883A (en) * | 2018-07-27 | 2018-11-23 | 佛山科学技术学院 | A kind of three-dimensional isolation structure of bilayer shock insulation |
| CN109780114A (en) * | 2019-01-18 | 2019-05-21 | 上海材料研究所 | A kind of adaptive horizontal direction eddy current tuned mass damper |
| CN112982711A (en) * | 2021-03-04 | 2021-06-18 | 上海市建筑科学研究院有限公司 | Three-dimensional shock insulation/vibration isolation support |
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