CN201901959U - Novel tensile and compressive energy consumption damper - Google Patents

Novel tensile and compressive energy consumption damper Download PDF

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CN201901959U
CN201901959U CN2010206536560U CN201020653656U CN201901959U CN 201901959 U CN201901959 U CN 201901959U CN 2010206536560 U CN2010206536560 U CN 2010206536560U CN 201020653656 U CN201020653656 U CN 201020653656U CN 201901959 U CN201901959 U CN 201901959U
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buckling
bearing
hole
members
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陈云
陈生明
陈渊
陈杨
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陈云
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
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Abstract

本实用新型是一种新型拉压耗能阻尼器,属于建筑结构振动控制领域。其包括核心受力构件、屈曲约束构件、位于核心受力构件和屈曲约束构件之间的无粘结材料、以及与核心受力构件两端相连接的端板,特点在于核心受力构件的数目不少于2个,核心受力构件之间平行布置,屈曲约束构件在布置核心受力构件的位置开有沿核心受力构件轴向贯通的孔洞,每个贯通的孔洞里面设置一根核心受力构件。地震时,该阻尼器既能给结构提供足够的侧向刚度,而且还能够耗散大量地震能量。本实用新型概念清晰,施工方便,有利于在广大地震设防区域实现大规模的推广应用。

Figure 201020653656

The utility model is a novel tension-compression energy-consuming damper, which belongs to the field of vibration control of building structures. It includes core load-bearing members, buckling-restrained members, unbonded material between the core load-bearing members and buckling-restrained members, and end plates connected to both ends of the core load-bearing members, characterized by the number of core load-bearing members There are no less than 2 core stress-bearing members arranged in parallel, and the buckling restraint member has a hole penetrating along the axial direction of the core stress-bearing member at the position where the core stress-bearing member is arranged, and a core stress-bearing member is arranged in each through hole. force components. During an earthquake, the damper can not only provide sufficient lateral stiffness to the structure, but also dissipate a large amount of seismic energy. The utility model has a clear concept and is convenient for construction, and is conducive to realizing large-scale popularization and application in vast earthquake fortification areas.

Figure 201020653656

Description

Novel tension and compression energy-consumption damper
Technical field
The utility model relates to building construction vibration control field, particularly a kind of novel tension and compression energy-consumption damper.
Background technology
The damper of having developed at present is of a great variety, and main type has metal damper, frcition damper, oil damper, viscoelastic damper.Among these several dampers, metal damper is because its stable performance, and price is cheaper, and reliability is high and obtained using widely.
The metal damper that uses mainly contains two kinds at present, and a kind of is lead damper, and another kind is to utilize to surrender the damper of realizing energy-dissipating and shock-absorbing outside the steel plate plane.The shortcoming of these two kinds of dampers is that rigidity is less, can not provide bigger rigidity to structure.Shortcoming in view of preceding two kinds of metal dampers, part scholar has developed the metal damper of surrender in the steel plate plane, though the rigidity of this metal damper has improved, but its energy dissipation capacity descends to some extent, and its energy dissipation capacity depends on the shape and the size of institute's hole-opening in the steel plate plane, is unfavorable for wide popularization and application.
Therefore, develop and a kind ofly not only have bigger rigidity, and the strong metal damper of energy dissipation capacity just seems meaningful especially.
Summary of the invention
In order to overcome the less weak point of metal current damper stiffness, the utility model provides a kind of and has bigger rigidity, and the strong novel tension and compression energy-consumption damper of energy dissipation capacity.
The technical scheme that the utility model adopted is a kind of novel tension and compression energy-consumption damper, comprise core primary structure member, buckling-restrained member, the non-cohesive material between the hole of core primary structure member and buckling-restrained member and the end plate that is connected with core primary structure member two ends, the number of core primary structure member is no less than 2, be arranged in parallel between the core primary structure member, buckling-restrained member has the hole that axially connects along the core primary structure member in the position of arranging the core primary structure member, and the hole the inside of each perforation is provided with a core primary structure member.
Described core primary structure member can be made by shape memory alloy material or steel or aluminum alloy materials or lead.
Described core primary structure member is the pluckings member in a centre thin two, and it can change cross-sectional sizes in the length range of buckling-restrained member hole, also can change cross-sectional sizes outside the length range of buckling-restrained member hole.
The cross section of described core primary structure member can be adopted round or yi word pattern or cross or I shape or circular ring type or ellipse.
Described buckling-restrained member adopts the confining part of cast mortar formation in concrete filled steel tubular member or all steel system member or reinforced concrete member or the steel pipe or the confining part that the interior cast of steel pipe steel fibrous concrete forms.
Described non-cohesive material can be that epoxy resin or asphalt varniss or ethene basic unit add foam or rubber layer or silicone rubber layers or silicones and add epoxy resin or polyethylene sheeting or butyl rubber.
Described core primary structure member can be fixed on the end plate by bolt connection or the mode that is welded to connect.
Can weld stiffening rib on the described end plate, make end plate form the rigid body that rigidity is very big, end plate should be out of shape very for a short time when stressed, and distortion is mainly concentrated on the core primary structure member.
Should be welded to connect part on the described end plate, novel tension and compression energy-consumption damper and structure are connected and fixed by connector.
Described buckling-restrained member can not produce prior to the core primary structure member and destroy.
The utlity model has following remarkable advantage:
(1) rigidity that provides to structure is bigger.Owing to utilize the tension and compression deformation of core primary structure member to realize power consumption, when realizing power consumption, can provide bigger rigidity to structure.
(2) power consumption is effective.Because the lateral deformation of core primary structure member is subjected to the restriction of buckling-restrained member, so the overwhelming majority of core primary structure member is deformed into axial deformation, thereby can dissipate a large amount of seismic energies when avoiding flexing.
The utility model can be used in the various building structure, such as frame construction, and the frame-shear wall structure, in the large-span structure, can not only provide enough rigidity to structure, and a large amount of seismic energies that can dissipate, will be widely used in all kinds of building construction vibration controls field.
Description of drawings
Fig. 1 is the front view of the utility model embodiment 1.
Fig. 2 is the A-A profile of the utility model embodiment 1.
Fig. 3 is the front view of the utility model embodiment 2.
Fig. 4 is the B-B profile of the utility model embodiment 2.
Digital implication is as follows in the accompanying drawing:
1-core primary structure member; The buckling-restrained member of 2-; The 3-hole; The 4-non-cohesive material; The 5-end plate; The 6-nut.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is described in further detail.
Shown in accompanying drawing 1~4, the utility model is a kind of novel tension and compression energy-consumption damper, comprise core primary structure member 1, buckling-restrained member 2, non-cohesive material 4 between the hole 3 of core primary structure member 1 and buckling-restrained member 2, and the end plate 5 that is connected with core primary structure member 1 two ends, the number of core primary structure member 1 is no less than 2, be arranged in parallel between the core primary structure member 1, buckling-restrained member 2 has the hole 3 that axially connects along core primary structure member 1 in the position of arranging core primary structure member 1, hole 3 the insides of each perforation are provided with a core primary structure member 1.
Described core primary structure member 1 can be made by shape memory alloy material or steel or aluminum alloy materials or lead.
Described core primary structure member 1 is the pluckings member in a centre thin two, and it can change cross-sectional sizes in the length range of the hole 3 of buckling-restrained member 2, also can change cross-sectional sizes outside the length range of the hole 3 of buckling-restrained member 2.
The cross section of described core primary structure member 1 can be adopted round or yi word pattern or cross or I shape or circular ring type or ellipse.
Described buckling-restrained member 2 adopts the confining part of cast mortar formation in concrete filled steel tubular member or all steel system member or reinforced concrete member or the steel pipe or the confining part that the interior cast of steel pipe steel fibrous concrete forms.
Described non-cohesive material 4 can be that epoxy resin or asphalt varniss or ethene basic unit add foam or rubber layer or silicone rubber layers or silicones and add epoxy resin or polyethylene sheeting or butyl rubber.
Described core primary structure member 1 can be fixed on the end plate 5 by bolt connection or the mode that is welded to connect.
Can weld stiffening rib on the described end plate 5, make end plate 5 form the rigid body that rigidity is very big, end plate 5 should be out of shape very for a short time when stressed, and distortion is mainly concentrated on the core primary structure member 1.
Should be welded to connect part on the described end plate 5, novel tension and compression energy-consumption damper and structure are connected and fixed by connector.
Described buckling-restrained member 2 can not produce prior to core primary structure member 1 and destroy.
For the specific embodiment of the present utility model better is described, lift two specific embodiment below:
Embodiment 1, shown in accompanying drawing 1~2, the number of the core primary structure member 1 of novel tension and compression energy-consumption damper is 5, be arranged in parallel between the core primary structure member 1, buckling-restrained member 2 has the hole 3 that axially connects along core primary structure member 1 in the position of arranging core primary structure member 1, hole 3 the insides of each perforation are provided with a core primary structure member 1, the section form of core primary structure member 1 is round cross section, core primary structure member 1 is made by the marmem rod, core primary structure member 1 changes cross-sectional sizes in the length range of the hole 3 of buckling-restrained member 2, buckling-restrained member 2 is all steel system member, non-cohesive material 4 can adopt silicones to add epoxy resin, in the end of core primary structure member 1 machining screw, be connected and fixed by nut 6 between core primary structure member 1 and the end plate 5.
Embodiment 2, shown in accompanying drawing 3~4, the number of the core primary structure member 1 of novel tension and compression energy-consumption damper is 4, be arranged in parallel between the core primary structure member 1, buckling-restrained member 2 has the hole 3 that axially connects along core primary structure member 1 in the position of arranging core primary structure member 1, hole 3 the insides of each perforation are provided with a core primary structure member 1, the section form of core primary structure member 1 is round cross section, core primary structure member 1 is made by low-yield mild steel, core primary structure member 1 changes cross-sectional sizes outside the length range of the hole 3 of buckling-restrained member 2, buckling-restrained member 2 is a concrete filled steel tubular member, non-cohesive material 4 can adopt silicone rubber layers, in the end of core primary structure member 1 machining screw, be connected and fixed by nut 6 between core primary structure member 1 and the end plate 5.
Certainly the utility model is not limited to above two kinds of embodiments, can be used in combination according to actual conditions, thereby reach not only economy but also practical purpose.
The utility model can be widely used in various frameworks, framework-shear wall and the large-span structure, when geological process, novel tension and compression energy-consumption damper can either provide enough rigidity to structure, but also a large amount of seismic energies that can dissipate by the distortion of core primary structure member, the utility model clear concept, respond well, simple structure, easy construction helps realizing applying on a large scale in vast earthquake protection zone.

Claims (7)

1.一种新型拉压耗能阻尼器,包括核心受力构件、屈曲约束构件、位于核心受力构件和屈曲约束构件的孔洞之间的无粘结材料、以及与核心受力构件两端相连接的端板,其特征是:所述的核心受力构件的数目不少于2个,核心受力构件之间平行布置,屈曲约束构件在布置核心受力构件的位置开有沿核心受力构件轴向贯通的孔洞,每个贯通的孔洞里面设置一根核心受力构件。1. A new type of tension-compression energy dissipation damper, including a core stress member, a buckling restraint member, an unbonded material located between the core stress member and the buckling restraint member’s hole, and two ends of the core stress member. The connected end plate is characterized in that: the number of the core stress-bearing members is not less than 2, the core stress-bearing members are arranged in parallel, and the buckling restraint members are arranged along the core stress-bearing members. A hole through which the member axially penetrates, and a core force-bearing member is arranged in each through hole. 2.根据权利要求1所述的新型拉压耗能阻尼器,其特征是:所述的核心受力构件可以由形状记忆合金材料或钢材或铝合金材料或铅制成。2. The novel tension-compression energy dissipation damper according to claim 1, characterized in that: said core force-bearing member can be made of shape memory alloy material, steel material, aluminum alloy material or lead. 3.根据权利要求1所述的新型拉压耗能阻尼器,其特征是:所述的核心受力构件为一个中间细两头粗的构件,其可以在屈曲约束构件孔洞的长度范围内改变截面大小,也可以在屈曲约束构件孔洞的长度范围外改变截面大小。3. The novel tension-compression energy-dissipating damper according to claim 1, characterized in that: the core force-bearing member is a member with a thin middle and two thick ends, which can change the cross-section within the length of the hole of the buckling constrained member size, it is also possible to vary the size of the section beyond the length of the buckling-restrained member hole. 4.根据权利要求1所述的新型拉压耗能阻尼器,其特征是:所述的核心受力构件的截面可以采用圆型或一字型或十字型或工字型或圆环型或椭圆型。4. The novel tensile and compressive energy dissipation damper according to claim 1, characterized in that: the cross-section of the core force-bearing member can be circular or straight or cross or I-shaped or ring-shaped or Ellipse. 5.根据权利要求1所述的新型拉压耗能阻尼器,其特征是:所述的屈曲约束构件采用钢管混凝土构件或全钢制构件或钢筋混凝土构件或钢管内浇注砂浆形成的约束构件或钢管内浇注钢纤维混凝土形成的约束构件。5. The novel tension-compression energy-dissipating damper according to claim 1, characterized in that: the buckling constraining member is a constraining member formed by pouring mortar into a steel pipe concrete member or an all-steel member or a reinforced concrete member or a steel pipe; Constrained members formed by pouring steel fiber reinforced concrete into steel pipes. 6.根据权利要求1所述的新型拉压耗能阻尼器,其特征是:所述的无粘结材料可以是环氧树脂或沥青油漆或乙烯基层加泡沫或橡胶层或硅树脂橡胶层或硅树脂加环氧树脂或聚乙烯薄膜或丁基橡胶。6. The novel tension-compression energy-dissipating damper according to claim 1, characterized in that: the non-adhesive material can be epoxy resin or asphalt paint or vinyl layer plus foam or rubber layer or silicone rubber layer or Silicone plus epoxy or polyethylene film or butyl rubber. 7.根据权利要求1所述的新型拉压耗能阻尼器,其特征是:所述的核心受力构件可以通过螺栓连接或者焊接连接的方式固定在端板上。7. The novel tension-compression energy dissipation damper according to claim 1, characterized in that: the core force-bearing member can be fixed on the end plate by bolt connection or welding connection.
CN2010206536560U 2010-12-10 2010-12-10 Novel tensile and compressive energy consumption damper Expired - Fee Related CN201901959U (en)

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103290945A (en) * 2013-06-18 2013-09-11 沈阳建筑大学 Steel bar array damper
CN104805775A (en) * 2015-05-07 2015-07-29 福州大学 Construction method for RC (Reinforced Concrete) bridge pier post-earthquake restoration technology
CN104929263A (en) * 2015-06-23 2015-09-23 东南大学 Assembled lead-foamed aluminum composite damper for building vibration reduction
CN107119818A (en) * 2017-04-09 2017-09-01 北京工业大学 Assembled sandwich heat preservation T-shaped combined wall and the practice with energy-dissipating and shock-absorbing key
CN107165302A (en) * 2017-04-09 2017-09-15 北京工业大学 Sandwich heat preservation L-shaped combined wall and the practice with lead pipe coarse sand energy-dissipating and shock-absorbing key
CN107842124A (en) * 2017-11-14 2018-03-27 东南大学 A kind of induced damage Observable ring power consumption bar
CN108442797A (en) * 2018-05-22 2018-08-24 河南省金华夏建工集团股份有限公司 A kind of anti-buckling support of all steel of more kernels
CN108489724A (en) * 2018-04-28 2018-09-04 福州大学 A kind of device for axial out-of-plane bending damper pseudo-static experimental

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103290945A (en) * 2013-06-18 2013-09-11 沈阳建筑大学 Steel bar array damper
CN104805775A (en) * 2015-05-07 2015-07-29 福州大学 Construction method for RC (Reinforced Concrete) bridge pier post-earthquake restoration technology
CN104805775B (en) * 2015-05-07 2016-07-06 福州大学 The construction method of recovery technique after the shake of a kind of RC bridge pier
CN104929263A (en) * 2015-06-23 2015-09-23 东南大学 Assembled lead-foamed aluminum composite damper for building vibration reduction
CN104929263B (en) * 2015-06-23 2017-03-15 东南大学 A kind of building vibration damping assembled lead foamed aluminium composite material antivibrator
CN107119818A (en) * 2017-04-09 2017-09-01 北京工业大学 Assembled sandwich heat preservation T-shaped combined wall and the practice with energy-dissipating and shock-absorbing key
CN107165302A (en) * 2017-04-09 2017-09-15 北京工业大学 Sandwich heat preservation L-shaped combined wall and the practice with lead pipe coarse sand energy-dissipating and shock-absorbing key
CN107842124A (en) * 2017-11-14 2018-03-27 东南大学 A kind of induced damage Observable ring power consumption bar
CN108489724A (en) * 2018-04-28 2018-09-04 福州大学 A kind of device for axial out-of-plane bending damper pseudo-static experimental
CN108442797A (en) * 2018-05-22 2018-08-24 河南省金华夏建工集团股份有限公司 A kind of anti-buckling support of all steel of more kernels

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Granted publication date: 20110720

Termination date: 20111210