CN202099875U - Shape memory alloy self-resetting multidimensional shock insulation support - Google Patents

Shape memory alloy self-resetting multidimensional shock insulation support Download PDF

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Publication number
CN202099875U
CN202099875U CN2011201617890U CN201120161789U CN202099875U CN 202099875 U CN202099875 U CN 202099875U CN 2011201617890 U CN2011201617890 U CN 2011201617890U CN 201120161789 U CN201120161789 U CN 201120161789U CN 202099875 U CN202099875 U CN 202099875U
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China
Prior art keywords
bearing
marmem
hinged
steel plate
support
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Expired - Fee Related
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CN2011201617890U
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Chinese (zh)
Inventor
陈鑫
丁幼亮
李爱群
宋永生
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Southeast University
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Southeast University
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Priority to CN2011201617890U priority Critical patent/CN202099875U/en
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Abstract

The utility model discloses a shape memory alloy self-resetting multidimensional shock insulation support which is characterized by comprising an upper support steel plate (1), a lower support steel plate (2) arranged opposite to the upper support steel plate (1), a support core tube (3) connected with the lower surface of the upper support steel plate (1) and an outer support tube (4) connected with the upper surface of the lower support steel plate (2), wherein the support core tube (3) is arranged in the outer support tube (4); and the shock insulation support also comprises a support shape memory alloy bar (5) and a balance shape memory alloy bar (6), wherein the two ends of the balance shape memory alloy bar (6) are respectively articulated with the outer support tube (4) and the support core tube (3), and two ends of the balance shape memory alloy bar (6) are respectively articulated with the outer support tube (4) and the support core tube (3). The shape memory alloy self-resetting multidimensional shock insulation support has the advantages of simple structure, good shock insulation and energy-consumption proof effects and long durability.

Description

Marmem is from resetting the multiple dimension shock-proof bearing
Technical field
The utility model is a kind of bearing that is used for the engineering structures multidimensional at a distance from damping, belongs to the technical field of civil engineering structure antidetonation load control device.
Background technology
Geological process is the major control load that civil engineering structure bears, and also is to cause structure that the principal element of destroying and collapsing takes place.Exactly cognitive structure under geological process response and take reliable protective measure, not only be related to the anti-seismic performance of structure self, and be directly connected to the safety of people's life and national economy property, have the huge social economic benefit.
Shock insulation is research both at home and abroad and uses Passive Control mode the earliest, and great deal of experimental, actual engineering construction and the test of macroseism have repeatedly proved that shock insulation can greatly reduce the civil engineering structure seismic response.General shock isolation system must possess following characteristic: bearer properties, shock insulation characteristic, reset feature, damping energy dissipating characteristic and stability and durability.(Shape Memory Alloy is a kind of important intellectual material SMA) to marmem, has that fatigue resistance is good, damping capacity is strong, recoverable deformation reaches steady performance greatly.At present, adopting SMA mainly is that shape memory alloy material and conventional earthquake isolating equipment are combined with each other to the thought of structures isolation effect: 1. utilize the high damping characteristic of marmem to improve the energy dissipation capacity of shock isolating pedestal; 2. utilize the SME or the superelastic effect of marmem to make bearing after shake, can reset automatically or through heating (energising); 3. utilize the intensity and the modulus of elasticity of marmem to make the vertically pulling-resistant ability of shock isolating pedestal be improved, and limited the maximum displacement of bearing when vibration.
All kinds of earthquake isolating equipments of having developed only play mostly level to function of shock insulation, can not play level and the vertical effect of isolating simultaneously.Yet a large amount of actual earthquakes show that vertical earthquake can not be ignored for the destruction of civil engineering structure.Therefore, be necessary very much to develop level of isolation and the vertically earthquake isolating equipment of geological process simultaneously.
Summary of the invention
Technical problem: the purpose of the utility model is that strong, the recoverable deformation of a kind of damping capacity of exploitation is big, the marmem of dependable performance, good endurance, easy construction is from resetting the multiple dimension shock-proof bearing; This bearing simultaneously level of isolation to vertical earthquake; Have the shake back from the ability that resets, the while can also have the dissipates vibration energy, the protection earthquake isolating equipment externally encourages down and do not drawn ability bad and that the shake back resets certainly.
Technical scheme: for solving the problems of the technologies described above; The utility model provides a kind of marmem from resetting the multiple dimension shock-proof bearing; This shock isolating pedestal comprises the bearing upper steel plate, the bearing lower steel plate that is oppositely arranged with the bearing upper steel plate, the bearing core tube that is connected with bearing upper steel plate soffit, the bearing urceolus that is connected with bearing lower steel plate upper surface; Wherein bearing core tube is positioned at the bearing urceolus
This shock isolating pedestal also comprises support marmem rod and the balance marmem rod that is positioned at the bearing urceolus; Wherein, the two ends of supporting the marmem rod are hinged with bearing urceolus and bearing core tube respectively, and the two ends of equilibrium configuration memorial alloy rod are hinged with bearing urceolus and bearing core tube respectively.
Preferably; Universal being hinged and outer universal being hinged in this shock isolating pedestal also comprises; Wherein, The two ends of supporting the marmem rod respectively through interior universal be hinged with outer universal be hinged with bearing urceolus and bearing core tube hinged, the two ends of equilibrium configuration memorial alloy rod respectively through in drawing together universal be hinged with outward universal be hinged with bearing urceolus and bearing core tube hinged.
Preferably, supporting the excellent material therefor of marmem rod and balance marmem is marmem bar or rope material.
Preferably, support the sectional area of the sectional area of marmem rod greater than equilibrium configuration memorial alloy rod.
Beneficial effect: the marmem of the utility model has advantages such as the power consumption of simple structure, shock insulation is effective, good endurance from the multiple dimension shock-proof bearing that resets.Because main material selected shape memory alloy material, the fatigue resistance of this bearing is good, damping capacity is strong, recoverable deformation reaches stable performance greatly.It can the level of isolation any direction geological process, show horizontal isotropism; And, when carrying superstructure, also have the effect of vertical earthquake isolating, can control the power of lifting from that superstructure produces, efficiently solve the problem of multiple dimension shock-proof in the shock insulation; When wind action, has certain initial stiffness, the distortion that unlikely generation is excessive; Simultaneously, it has the ability of damping energy dissipation, limiting structure slippage, can make earthquake isolating equipment when meeting with Seismic Design intensity, enough deformabilities arranged and from reset function by design in advance.Can be widely used in all kinds of civil engineering structures.
Description of drawings
Fig. 1 is the facade structures sketch map of the utility model;
Fig. 2 is the plane structure sketch map of the utility model;
Fig. 3 is the universal hinged joint sketch map of the utility model;
More than have among the figure: bearing upper steel plate 1; Bearing lower steel plate 2; Bearing core tube 3; Bearing urceolus 4; Support marmem rod 5; Equilibrium configuration memorial alloy rod 6; In universally be hinged 7; Outer universally be hinged 8; Superstructure 9; Substructure 10; Top connecting bolt 11; Pre-embedded bolt 12; Adjusting nut 81; Adjusting screw(rod) 82.
The specific embodiment
Referring to Fig. 1-3, marmem is that a kind of multidimensional that is used for field of civil engineering is at a distance from (subtracting) shake device from the multiple dimension shock-proof bearing that resets.This bearing mainly is made up of bearing upper steel plate 1, bearing lower steel plate 2, bearing core tube 3, bearing urceolus 4, support marmem rod (rope) 5, equilibrium configuration memorial alloy rod (rope) 6 and some links etc.
Bearing upper steel plate and the welding of bearing core tube, bearing lower steel plate and the welding of bearing urceolus leave certain distance apart from bearing lower steel plate top at the bottom of the bearing core tube, and it is hinged with bearing core tube 3 and bearing urceolus 4 to support marmem rod 5.All support marmem rod (ropes) 5 are in extended state all the time in the bearing; Its length, all identical to angle and original state with level; Support marmem rod (rope) 5 sectional areas greater than equilibrium configuration memorial alloy rod (rope) 6, can carry superstructure.The relative motion of bearing core tube and bearing urceolus makes the marmem rod stretch and shrinks, accomplishes the function of shock insulation and power consumption.The utlity model has that the power consumption of simple structure, shock insulation is effective, the advantage of good endurance; It can level of isolation to vertical excitation in the dissipates vibration energy; Can automatically revert to the preceding state of shake after the shake; Under big external drive, do not drawn bad, can automatically revert to after the shake shake before state.It can be widely used on the shock insulation of civil engineering structure.
A kind of marmem that the utility model provides from the multiple dimension shock-proof bearing that resets comprise bearing upper steel plate 1, the bearing lower steel plate 2 that is oppositely arranged with bearing upper steel plate 1, the bearing core tube 3 that is connected with bearing upper steel plate 1 soffit, with the bearing urceolus 4 that bearing lower steel plate 2 upper surfaces are connected, wherein bearing core tube 3 is positioned at bearing urceolus 4.
This shock isolating pedestal also comprises the support marmem rod 5 and balance marmem rod 6 that is positioned at bearing urceolus 4; Wherein, the two ends of supporting marmem rod 5 are hinged with bearing urceolus 4 and bearing core tube 3 respectively, and the two ends of equilibrium configuration memorial alloy rod 6 are hinged with bearing urceolus 4 and bearing core tube 3 respectively.
Universally in this shock isolating pedestal also comprises be hinged 7 and universally be hinged 8 with outer; Wherein, The two ends of supporting marmem rod 5 respectively through interior universal be hinged 7 with outer universal be hinged 8 hinged with bearing urceolus 4 and bearing core tube 3, the two ends of equilibrium configuration memorial alloy rod 6 respectively through in drawing together universal be hinged 7 with outer universal be hinged 8 hinged with bearing urceolus 4 and bearing core tube 3.
Supporting marmem rod 5 is marmem bar or rope material with balance marmem rod 6 material therefors.
Support the sectional area of the sectional area of marmem rod 5 greater than equilibrium configuration memorial alloy rod 6.
Particularly, the marmem of the utility model is from resetting the multiple dimension shock-proof bearing mainly by bearing upper steel plate 1; Bearing lower steel plate 2; Bearing core tube 3; Bearing urceolus 4; Support marmem rod 5; Equilibrium configuration memorial alloy rod (rope) 6; In universally be hinged 7; Outer universally be hinged 8; Superstructure 9; Substructure 10; Top connecting bolt 11; Pre-embedded bolt 12; Adjusting nut 81; Adjusting screw(rod) 82 is formed.Shock isolating pedestal is an axially symmetric structure, and bearing core tube 3 is coaxial with bearing urceolus 4.Bearing upper steel plate 1 is shelved on the bearing core tube 3 also affixed with it through welding, and bearing urceolus 4 is shelved on the bearing lower steel plate 2 and passes through to weld affixed with it; Support marmem rod (rope) 5 and balance marmem rod (rope) 6 through interior universal be hinged 7 hinged with bearing core tube 3, through outer universal be hinged 8 hinged with bearing urceolus 4; Bearing upper steel plate 1 is connected with superstructure 9 through upper bolt 11 or welding, and bearing lower steel plate 2 is connected with substructure 10 through pre-embedded bolt 12 or welding.
The practical implementation step is following: according to the requirement of structures isolation effect, confirm wood property, size, quantity and 3 ends of bearing core tube of this each building block of bearing distance apart from bearing lower steel plate 2 tops.With bearing core tube 3 and 1 welding of bearing upper steel plate, with bearing urceolus 4 and 2 welding of bearing lower steel plate.Through modes such as additional body bearing core tube 3 and bearing urceolus 4 are fixed by the design initial position.With in universally be hinged 7 marmem rod (rope) 5 and 6 be connected to bearing core tube 3; Universally be hinged 8 and will support marmem rod (rope) 5 and be connected to bearing urceolus 4 with outer, regulate outer universal adjusting nut 81 and the adjusting screw(rod) 82 that is hinged on 8 and make and support marmem rod (rope) 5 and arrive the design original states with balance marmem rod (rope) 6 and fix with balance marmem rod (rope) 6.Bearing lower steel plate 2 is affixed through pre-embedded bolt 12 and substructure 10, and bearing upper steel plate 1 will be affixed through connecting bolt 11 and bearing upper steel plate 1 through connecting bolt 11 and superstructure 9.After the structure vertical load is passed to bearing, the removal additional body.
The above is merely the preferred embodiments of the utility model; The protection domain of the utility model does not exceed with above-mentioned embodiment; As long as the equivalence that those of ordinary skills do according to the utility model institute disclosure is modified or changed, all should include in the protection domain of putting down in writing in claims.

Claims (4)

1. a marmem is from resetting the multiple dimension shock-proof bearing; It is characterized in that: this shock isolating pedestal comprises bearing upper steel plate (1), the bearing lower steel plate (2) that is oppositely arranged with bearing upper steel plate (1), the bearing core tube (3) that is connected with bearing upper steel plate (1) soffit, the bearing urceolus (4) that is connected with bearing lower steel plate (2) upper surface; Wherein bearing core tube (3) is positioned at bearing urceolus (4)
This shock isolating pedestal also comprises support marmem rod (5) and the balance marmem rod (6) that is positioned at bearing urceolus (4); Wherein, the two ends of supporting marmem rod (5) are hinged with bearing urceolus (4) and bearing core tube (3) respectively, and the two ends of equilibrium configuration memorial alloy rod (6) are hinged with bearing urceolus (4) and bearing core tube (3) respectively.
2. marmem according to claim 1 is from resetting the multiple dimension shock-proof bearing; It is characterized in that: universal being hinged (7) and outer universal being hinged (8) in this shock isolating pedestal also comprises; Wherein, The two ends of supporting marmem rod (5) are hinged with bearing urceolus (4) and bearing core tube (3) through interior universal being hinged (7) and outer universal being hinged (8) respectively, and the two ends of equilibrium configuration memorial alloy rod (6) are hinged with bearing urceolus (4) and bearing core tube (3) through universal being hinged (7) in drawing together and outer universal being hinged (8) respectively.
3. marmem according to claim 1 is characterized in that from resetting the multiple dimension shock-proof bearing: supporting marmem rod (5) and balance marmem rod (6) material therefor is marmem bar or rope material.
4. marmem according to claim 1 is characterized in that from resetting the multiple dimension shock-proof bearing: support the sectional area of the sectional area of marmem rod (5) greater than equilibrium configuration memorial alloy rod (6).
CN2011201617890U 2011-05-18 2011-05-18 Shape memory alloy self-resetting multidimensional shock insulation support Expired - Fee Related CN202099875U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011201617890U CN202099875U (en) 2011-05-18 2011-05-18 Shape memory alloy self-resetting multidimensional shock insulation support

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011201617890U CN202099875U (en) 2011-05-18 2011-05-18 Shape memory alloy self-resetting multidimensional shock insulation support

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103185099A (en) * 2013-03-04 2013-07-03 北京空间飞行器总体设计部 Wire-connected multi-ring vibration-isolating device applicable to spacecraft
TWI512173B (en) * 2012-06-22 2015-12-11
CN105544761A (en) * 2015-12-11 2016-05-04 北京建筑大学 Shape memory alloy rolling horizontal and vertical multidimensional isolation bearing

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI512173B (en) * 2012-06-22 2015-12-11
CN103185099A (en) * 2013-03-04 2013-07-03 北京空间飞行器总体设计部 Wire-connected multi-ring vibration-isolating device applicable to spacecraft
CN103185099B (en) * 2013-03-04 2015-02-04 北京空间飞行器总体设计部 Wire-connected multi-ring vibration-isolating device applicable to spacecraft
CN105544761A (en) * 2015-12-11 2016-05-04 北京建筑大学 Shape memory alloy rolling horizontal and vertical multidimensional isolation bearing

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C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20120104

Termination date: 20120518