CN202755483U - Arc-shaped buffer damping device - Google Patents

Arc-shaped buffer damping device Download PDF

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Publication number
CN202755483U
CN202755483U CN 201220201173 CN201220201173U CN202755483U CN 202755483 U CN202755483 U CN 202755483U CN 201220201173 CN201220201173 CN 201220201173 CN 201220201173 U CN201220201173 U CN 201220201173U CN 202755483 U CN202755483 U CN 202755483U
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China
Prior art keywords
arc
clamping plate
buffer
buffer unit
link
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CN 201220201173
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Chinese (zh)
Inventor
郝红肖
陈彦北
张银喜
孔令俊
张振兴
郭强
姜其斌
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Zhuzhou Times New Material Technology Co Ltd
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Zhuzhou Times New Material Technology Co Ltd
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Abstract

The utility model belongs to the technical field of damping of engineering structures and relates to an arc-shaped buffer damping device. The arc-shaped buffer damping device comprises an upper connector, a lower connector and buffer parts, the buffer parts are mounted between the upper connector and the lower connector, and the upper connector and the lower connector are respectively connected with a building. The arc-shaped buffer damping device is characterized in that connection areas of the upper ends and the lower ends of the buffer parts are respectively connected with the upper connector and the lower connector, the middle portions of the buffer parts are shaped in double arcs or multiple arcs, the opening directions of the arcs are identical, the internal portions of the arcs are crescent holes, and the number of the buffer parts is variable. The arc-shaped buffer damping device can be mounted in a multi-storey or high-rise concrete-structure or steel-structure building, the buffer parts thereof can firstly go into plastic state immediately to absorb earthquake energy in an earthquake, and accordingly, damage to the building structure form load of the earthquake is reduced. The arc-shaped buffer damping device can be used for newly built buildings and also can be used for anti-seismic reinforcing and repairing of anti-seismic reinforced and seismic-damaged structures of existing buildings.

Description

A kind of arc buffering damping unit
Technical field
The utility model belongs to engineering structures cushion technique field, relates to a kind of arc buffering damping unit.
Background technology
Along with socioeconomic develop rapidly, modern architecture more and more is tending towards tall and bigization, so that people propose requirements at the higher level to the anti-seismic performance of building structure, thereby impels the research of domestic project structural seismic technology to deepen continuously.The tradition earthquake resistant structure is by the sectional dimension that strengthens structure itself and shock resistance that arrangement of reinforcement improves structure, but under geological process, high-rise building particularly, because the mass penalty of agent structure, can produce larger geological process, both uneconomical in this way, sometimes also be difficult to satisfy the requirement of safety.And use the newest fruits of aseismic control technology of building structure, to engineering structures the damping damping unit being installed is most economical effective method wherein, is absorbed and the dissipation seismic energy by damping device, thereby reduces the earthquake response of structure.
In the high building structure at home, be steel work and Steel concrete combining structure mostly, and this structure tend to produce larger stratified deformation under severe earthquake action, will have a strong impact on the normal use of its structure.In addition, relatively become gentle owing to the increase of building height makes its structure, the distortion of structure often surpasses the Deflection Bound of building code requirement, and consequently the structure failure of building or collapse particularly is positioned at the building in high earthquake region.Therefore, in order to strengthen the anti-seismic performance of this building structure, need to consider in agent structure, to arrange energy-consumption shock-absorption device.
Elastoplasticity steel damper is a kind of absorption commonly used and the damping device of dissipation seismic energy; have good distortion and energy dissipation capacity; take the lead in occuring the plastic strain earthquake energy during earthquake; thereby the seismic response that makes structure obtains decay; the protection agent structure has improved safety of building greatly with minimum engineering input.Elastoplasticity steel damper has that initial stiffness is large, and deformability is strong, and is simple in structure, draws materials conveniently, and is cheap, is easy to the advantages such as production.And in existing steel damper, such as X-type, U-shaped, triangle etc., because there is certain defect in force way, cause easily stress to concentrate and cause partial failure, deformability is poor.Therefore, need damper that preferably deformability is arranged, avoid in the deformation process occurring undue stress and concentrate and cause destroying, in addition, also need damper to have larger initial stiffness, when earthquake does not occur, be used for improving the integral rigidity of agent structure.
The utility model content
For steel dampers such as existing X-type, U-shaped, triangles because there is certain defect in force way, causing easily stress concentrates and causes partial failure, the defective that deformability is poor, the purpose of this utility model be to provide a kind of stressed more even, deformability is stronger, assembling cooperates more easily arc buffering damping unit, when not having geological process, this device can satisfy the rigidity requirement of agent structure in normal use procedure; And when running into earthquake, the buffer unit rate of this device is introduced into plasticity, and the seismic response of earthquake energy and attenuating structure plays a protective role to agent structure.
The utility model is achieved through the following technical solutions:
A kind of arc buffering damping unit, comprise upper and lower link and buffer unit, described buffer unit is installed between the upper and lower link, upper and lower link is the connecting building body respectively, it is characterized in that, the described buffer unit up and down join domain at two ends is connected with described upper and lower link respectively, and the mid portion of buffer unit is two arcs or multi sphere shape.
Further, the mid portion arc opening direction of described buffer unit is consistent, and arc inside is the crescent hole.
Further, the quantity of described buffer unit is one or more, and a plurality of buffer units separate with the clamping plate that are installed on the upper and lower link, and when a plurality of buffer units were installed, the arc opening direction was in the same way or oppositely.
Further, described upper and lower link structure is identical, and its structure comprises angle steel, clamping plate and horizontal connecting plate, and described angle steel, clamping plate in the vertical direction are connected with described horizontal connecting plate, and its connected mode is welding, perhaps integral casting forming; Clearance distance between described clamping plate and clamping plate, clamping plate and the angle steel is slightly larger than the thickness of described buffer unit, so that the join domain of described buffer unit can be installed in the gap between described clamping plate and clamping plate, clamping plate and the angle steel.
Further, be equipped with connecting hole at the join domain of described buffer unit, described clamping plate and angle steel, described buffer unit, clamping plate, angle steel are fixedly connected with by bolt or bearing pin.
Further, described buffer unit is made by elastic-plastic material.
Further, described upper and lower link is connected by welding or bolt with building body.
Adopt such scheme, the utlity model has following characteristics: 1, the buffer unit elastic-plastic material of this device is made, and brings into play in the horizontal direction the power consumption effect, reduces the harm that earthquake brings to agent structure; 2, this device can satisfy the rigidity requirement of agent structure in normal use procedure when not having geological process.3, this apparatus structure is simple, and power transmission is clear and definite, and it is convenient to manufacture, and is easy to simultaneously install, safeguards and changes.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment one;
Fig. 2 is the structural representation of the utility model embodiment two;
Fig. 3 is the left view of the utility model embodiment three;
Fig. 4 is the structural representation of upper and lower link described in the utility model;
Fig. 5, Fig. 6 are the structural representations of the different buffer unit of arc quantity;
Fig. 7, Fig. 8 are use state diagrams of the present utility model.
The corresponding relation of component names and Reference numeral is among Fig. 1 to Fig. 8:
This device A, upper link 1, lower link 2, buffer unit 3,3 ', 3 ", bolt (or bearing pin) 4,
Angle steel 5, clamping plate 6, level connection joint steel plate 7, Vierendeel girder 8, herringbone supports 9, beam 10, body of wall 11.
The specific embodiment
The purpose of this utility model be to provide a kind of stressed more even, deformability is stronger, assembling cooperates more easily arc buffering damping unit; can be installed between herringbone support and the Vierendeel girder; or between load bearing wall and the beam; when not having geological process; this device can satisfy the rigidity requirement of agent structure in normal use procedure; and when running into earthquake; the buffer unit rate of this device is introduced into plasticity; the seismic response of earthquake energy and attenuating structure plays a protective role to agent structure.
In order to make those skilled in the art understand better the technical solution of the utility model, come the utility model is described in further detail below in conjunction with the drawings and specific embodiments.
Embodiment one
As shown in Figure 1, a kind of arc buffering damping unit, comprise link 1, lower link 2 and two buffer units 3, the arc opening direction of two buffer units is identical, described buffer unit 3 is installed between link 1 and the lower link 2, upper link 1, lower link 2 be the connecting building body respectively, it is characterized in that, the join domain at described buffer unit two ends about in the of 3 is connected with described upper link 1, lower link 2 respectively, and the mid portion of buffer unit 3 is two arcs or multi sphere shape; The mid portion arc opening direction of described buffer unit is consistent, and arc inside is the crescent hole; As shown in Figure 4, upper link 1, lower link 2 structures are identical, its structure comprises angle steel 5, clamping plate 6 and horizontal connecting plate 7, described angle steel 5, clamping plate 6 are installed in respectively on the described horizontal connecting plate 7, described clamping plate and clamping plate, clearance distance between clamping plate and the angle steel is slightly larger than the thickness of described buffer unit 3, so that the join domain of described buffer unit 3 can be installed in described clamping plate and clamping plate, in the gap between clamping plate and the angle steel, in the present embodiment, use two buffer units 3, be installed between clamping plate and the angle steel, and connect with bolt (or bearing pin) 4.
Embodiment two
The difference of embodiment two and embodiment one is, the arc opening opposite direction of two buffer units that embodiment two uses, as shown in Figure 2, a kind of arc buffering damping unit, comprise link 1, lower link 2 and two buffer units 3,3 ', described buffer unit 3 and 3 ' be installed between link 1 and the lower link 2, between described upper link 1, the lower link 2 and two buffer units 3,3 ', connect by bearing pin 4.
Embodiment three
Embodiment three has increased a buffer unit 3 on the basis of embodiment one and embodiment two "; as shown in Figure 3, so that the load-bearing of this damping unit, buffer capacity increase greatly, the rest may be inferred; in large-scale building, can take the circumstances into consideration as required to increase the quantity of buffer unit to reach anti seismic efficiency.
Such as Fig. 5, shown in Figure 6, the mid portion of described buffer unit is two arcs or three arcs, or the arc of greater number.
This device is directly installed on building body inside when concrete the application, as shown in Figure 7, this device A is installed in Vierendeel girder 8 and herringbone supports between 9; Perhaps as shown in Figure 8, this device A is installed between beam 10 and the body of wall 11.
Above embodiment is described in detail a kind of arc buffering damping unit provided by the utility model.Used specific case herein principle of the present utility model and embodiment are set forth, the explanation of above embodiment just is used for helping to understand method of the present utility model and core concept thereof.Should be pointed out that for those of ordinary skills the equivalent modifications of doing and retouching all should be considered as within protection domain of the present utility model under the prerequisite that does not break away from the utility model essence.

Claims (7)

1. arc buffering damping unit, comprise upper and lower link and buffer unit, described buffer unit is installed between the upper and lower link, upper and lower link is the connecting building body respectively, it is characterized in that, the described buffer unit up and down join domain at two ends is connected with described upper and lower link respectively, and the mid portion of buffer unit is two arcs or multi sphere shape.
2. described a kind of arc buffering damping unit according to claim 1 is characterized in that the mid portion arc opening direction of described buffer unit is consistent, and arc inside is the crescent hole.
3. described a kind of arc buffering damping unit according to claim 1, it is characterized in that the quantity of described buffer unit is one or more, a plurality of buffer units separate with the clamping plate that are installed on the upper and lower link, when a plurality of buffer units were installed, the arc opening direction was in the same way or oppositely.
4. described a kind of arc buffering damping unit according to claim 1, it is characterized in that, described upper and lower link structure is identical, its structure comprises angle steel, clamping plate and horizontal connecting plate, described angle steel, clamping plate in the vertical direction are connected with described horizontal connecting plate, its connected mode is welding, perhaps integral casting forming; Clearance distance between described clamping plate and clamping plate, clamping plate and the angle steel is slightly larger than the thickness of described buffer unit, so that the join domain of described buffer unit can be installed in the gap between described clamping plate and clamping plate, clamping plate and the angle steel.
5. according to claim 3 or 4 described a kind of arc buffering damping units, it is characterized in that be equipped with connecting hole at the join domain of described buffer unit, described clamping plate and angle steel, described buffer unit, clamping plate, angle steel are fixedly connected with by bolt or bearing pin.
6. described a kind of arc buffering damping unit according to claim 4 is characterized in that described buffer unit is made by elastic-plastic material.
7. described a kind of arc buffering damping unit according to claim 5 is characterized in that, described upper and lower link is connected by welding or bolt with building body.
CN 201220201173 2012-05-08 2012-05-08 Arc-shaped buffer damping device Active CN202755483U (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
CN 201220201173 CN202755483U (en) 2012-05-08 2012-05-08 Arc-shaped buffer damping device

Publications (1)

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CN202755483U true CN202755483U (en) 2013-02-27

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104453006A (en) * 2014-12-08 2015-03-25 大连理工大学 Bolt-type shear-plate damper with clamp plates
CN109267660A (en) * 2018-11-08 2019-01-25 兰州理工大学 A kind of damping device and installation method being arranged between shock insulation seam

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104453006A (en) * 2014-12-08 2015-03-25 大连理工大学 Bolt-type shear-plate damper with clamp plates
CN109267660A (en) * 2018-11-08 2019-01-25 兰州理工大学 A kind of damping device and installation method being arranged between shock insulation seam
CN109267660B (en) * 2018-11-08 2020-04-14 兰州理工大学 Shock absorption device arranged between shock insulation seams and mounting method

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