CN207620141U - A kind of embedded mild steel damper of rib and shear wall structure - Google Patents

A kind of embedded mild steel damper of rib and shear wall structure Download PDF

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Publication number
CN207620141U
CN207620141U CN201721783599.6U CN201721783599U CN207620141U CN 207620141 U CN207620141 U CN 207620141U CN 201721783599 U CN201721783599 U CN 201721783599U CN 207620141 U CN207620141 U CN 207620141U
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China
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energy consumption
damper
web
plate
shear wall
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CN201721783599.6U
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Chinese (zh)
Inventor
王威
向照兴
王俊
梁宇建
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SICHUAN ZHENKONG TECHNOLOGY Co.,Ltd.
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Xian University of Architecture and Technology
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Abstract

The utility model discloses a kind of embedded mild steel damper of rib and shear wall structures, the damper is made of upper and lower end plate and intermediate energy consumption web, the first-class spacing of upper and lower end plate opens up 4 identical slots, and the size of slot is identical as the centre energy consumption sectional dimension of web;Centre energy consumption web is embedded in the reserved slot of upper and lower end plate, and there are enough length to be bent for upper and lower ends, and semi-circular protrusion is equipped at inflection point to be reliably connected with upper and lower end plate.The junction of damper and agent structure is equipped with and is vertically connected with plate, groove corresponding with web bending part is opened up on connecting plate, damper is embedded in the respective slot for being vertically connected with plate.Centre energy consumption web both sides are equipped with arc-shaped opening, and the radius of circular arc is not more than the 1/3 of web width, and minimum widith cannot be less than the 1/2 of web width among web.The damper uses embedded connection, and the welding residual stress generated in welding so as to avoid steel simultaneously reduces the possibility that brittle break occurs for steel.

Description

A kind of embedded mild steel damper of rib and shear wall structure
Technical field
The utility model belongs to civil engineering antidetonation and field of shock absorption, relates generally to the metal in structural seismic control system Energy-consumption damper, damper can be applied to the toe of wall position of shear wall, and in particular to a kind of embedded mild steel damper of rib and Shear wall structure.
Background technology
Metal energy-dissipation damper is to consume energy using the various forms of elastic hysteresis deformations of metal.Due to metal into There is good hysteretic characteristic after entering mecystasis, and the principle of big energy can be absorbed in elastoplasticity hysteresis deformation process, Thus it is used to the energy dissipative device of manufacture different type and construction.Domestic and foreign scholars, engineers and technicians successively develop more The Metallic damper of type mainly has torsion beam energy consumer, bent beam energy consumer, is consumed energy by curved circular beam energy consumer, U-shaped steel plate Device, rod iron energy consumer, cellular energy consumer, annulus (box) energy consumer, double Behavior of Circular Ring Energy Dissipator, Behavior of Circular Ring Energy Dissipator of putting more energy into, X-type and Triangle is put more energy into energy-consuming device, Low Yield Point Steel shear plate energy consumer, lead energy consumer, lead viscoelastic energy consumer and undonded prestressed concrete Deng.
Compared to the other kinds of damper such as friction-type, viscoplasticity, viscous liquid type, metal damper processing is simple, Hysteresis Behavior is stable, be easily changed, cost and maintenance cost are cheap, therefore is widely used in the seismic hardening of engineering structure and repaiies Multiple field, but common metal damper carries welding procedure, often there is what some were generated by welding procedure and weld seam Defect, therefore it is badly in need of a kind of damper without welding.
Invention content
It is embedded to provide a kind of interchangeable rib for the shortcomings that the purpose of the utility model is to overcome the above-mentioned prior arts Mild steel damper and shear wall structure, the damper is without welding, and the shear wall with the damper is with good shockproof energy Power.
In order to achieve the above object, the utility model adopts the following technical solution is achieved:
A kind of embedded mild steel damper of rib, including upper head plate, bottom plate and several intermediate webs that consume energy;Centre consumption Middle part at left and right sides of energy web symmetrically offers circular arc cutaway, is all had at left and right sides of centre energy consumption web upper and lower ends Boss;Upper head plate and bottom plate offer strip-shaped hole in the width direction, offer several strip-shaped holes along its length, every Strip-shaped hole is correspondingly arranged an intermediate web that consumes energy, and upper head plate is sleeved on the upper end of intermediate energy consumption web, upper head plate by strip-shaped hole It is placed on the boss of intermediate energy consumption web upper end;Bottom plate is sleeved on the lower end of intermediate energy consumption web by strip-shaped hole, bottom plate with The boss of centre energy consumption web lower end offsets;Centre energy consumption web upper end is less than bottom plate higher than the part of upper head plate and lower end Part bend, so that upper head plate, bottom plate and intermediate energy consumption web is connected as overall structure by bending part.
The width at centre energy consumption web both ends is less than the length of strip-shaped hole, and the thickness of centre energy consumption web is less than strip-shaped hole Width.
1/3 of the radius of circular arc cutaway no more than intermediate energy consumption web width, not less than intermediate energy consumption web width 1/4;1/2 of corresponding width not less than intermediate energy consumption web width at the top of two circular arc cutaways on centre energy consumption web.
The material of upper head plate and bottom plate is the steel that yield strength is 195~235MPa, and thickness is not less than 20mm.
The material of centre energy consumption web is the mild steel that yield strength is 100MPa~190Mpa, and thickness is 8~12mm.
4 strip-shaped holes are equidistantly opened up on upper head plate and bottom plate, centre energy consumption web is arranged 4.
A kind of shear wall structure, including shear wall and the damper, the upper and lower side both ends of shear wall respectively with upper floor Surface member is connected with lower floor surface member;Damper is arranged at the toe of wall of shear wall, and shear wall is reserved at installation damper It is useful for placing the damper placing chamber of damper;The top and bottom of damper placing chamber are respectively arranged with upper junction plate under Connecting plate, upper junction plate are connect with the lower end of the shaped steel built in shear wall, and lower connecting plate is connect with lower floor surface member, upper connection The groove for accommodating intermediate energy consumption web both ends bending part is offered on plate and lower connecting plate, when damper is placed in damping After device placing chamber, upper junction plate and lower connecting plate are close to the upper head plate of damper and lower end plate surface respectively.
Thickness of the depth of the groove opened up on upper junction plate and lower connecting plate not less than intermediate energy consumption web.
It welds the lower end of upper junction plate and the shaped steel built in shear wall.
Sealed mold is arranged in shear wall at damper placing chamber, and the surface smear of sealed mold has cement mortar, sealing After die surface smears cement mortar, the surface of sealed mold and the flush of shear wall body.
The utility model has the advantages that:
It is all had at left and right sides of energy consumption web upper and lower ends among the embedded mild steel damper of rib of the utility model Boss, upper head plate and bottom plate offer strip-shaped hole in the width direction, offer several strip-shaped holes along its length, every Strip-shaped hole is correspondingly arranged intermediate web, upper head plate and a bottom plate of consuming energy and is respectively fitted over intermediate energy consumption web by strip-shaped hole Upper and lower ends, upper head plate are placed on the boss of intermediate energy consumption web upper end, the boss phase of bottom plate and intermediate energy consumption web lower end It supports;Centre energy consumption web upper end is bent higher than the part of upper head plate and lower end less than the part of bottom plate, passes through bending part Dividing makes upper head plate, bottom plate and intermediate energy consumption web be connected as overall structure;
Therefore the embedded mild steel damper of rib of the utility model belongs to assembled component, does not use welding procedure, to It avoids and heat affected area is formed about in weld seam due to high temperature action, occur so as to cause the metallographic structure of steel and mechanical performance The phenomenon that changing, steel made to become fragile, while eliminating welding residual stress makes structure that the possibility of brittle break occur, carry The stability and bearing capacity of high web prevent variation of the residual deformation to scantling and shape;
The embedded mild steel damper of rib of the utility model in use, be arranged at the toe of shear wall structure, When earthquake or the destruction of other loads occurs, damper can be transmitted to the deformation energy in shear wall the intermediate abdomen that consumes energy of damper It in plate, is consumed energy by the buckling for the web that consumes energy, to which effective solution building structure is made in geological process or other destructions Safety issue is effectively protected agent structure damage.
Further, the material of upper head plate and bottom plate is the steel that yield strength is 195~235MPa, and thickness is not less than 20mm, the phenomenon that issuing life plane buckling in load effect so as to avoid end plate and effectively can not transmit load.
Description of the drawings
Fig. 1 is the overall structure diagram of the utility model damper.
Fig. 2 is the front view of the utility model damper.
Fig. 3 is the left view of the utility model damper.
Fig. 4 is the vertical view of the utility model damper.
Fig. 5 is the utility model damper upper head plate schematic diagram.
Fig. 6 is that the web of the utility model damper is intended to.
Fig. 7 is the schematic diagram of the utility model shear wall structure.
Fig. 8 is the bottom schematic view of the utility model shear wall structure.
The meaning of each label is in figure:
1- upper head plates, 2-1- the first centre energy consumption webs, 2-2- the second centre energy consumption webs, 2-3- thirds centre energy consumption abdomen Plate, consume energy among 2-4- the 4th web, 2-5- boss, 2-6- circular arc cutaways, 3- bottom plates, 4- upper floor components, under 5- Floor surface member, 6- shear walls, 7- shaped steel, 8- dampers, 9- damper placing chambers, 10- strip-shaped holes, 11- backing plates.
Specific implementation mode
In compliance with the above technical solution, the specific example of the utility model is given below, it should be noted that the utility model It is not limited to example in detail below, all equivalent transformations made on the basis of the technical solutions of the present application each falls within the utility model Protection domain.
The utility model is described in further detail with example below in conjunction with the accompanying drawings:
As shown in Fig. 1~Fig. 6, the embedded mild steel damper of the rib of the utility model, including upper head plate 1,3 and of bottom plate 4 intermediate webs that consume energy;Such as Fig. 1~Fig. 3, the middle part at left and right sides of centre energy consumption web symmetrically offers circular arc cutaway 2-6, 1/3 of the radius of circular arc cutaway 2-6 no more than intermediate energy consumption web width, not less than the 1/4 of intermediate energy consumption web width;In Between 1/2 of corresponding width not less than intermediate energy consumption web width at the top of two circular arc cutaway 2-6 on energy consumption web;
Boss 2-5 is all had at left and right sides of centre energy consumption web upper and lower ends;Upper head plate 1 and bottom plate 3 are along width Direction offers strip-shaped hole 10, offers 4 strip-shaped holes 10 along its length, and the width at centre energy consumption web both ends is less than bar shaped The thickness of the length in hole 10, centre energy consumption web is less than the width of strip-shaped hole 10;
Every strip-shaped hole 10 is correspondingly arranged an intermediate web that consumes energy, and upper head plate 1 is sleeved on intermediate energy consumption abdomen by strip-shaped hole The upper end of plate, upper head plate 1 are placed on the boss 2-5 of intermediate energy consumption web upper end;Bottom plate 3 is sleeved on intermediate energy consumption by strip-shaped hole The lower end of web, bottom plate 3 and the boss 2-5 of intermediate energy consumption web lower end offset;Centre energy consumption web upper end is higher than upper head plate 1 Part and lower end bent less than the part of bottom plate 3, so that upper head plate 1, bottom plate 3 and intermediate energy consumption web is connected as whole Body structure.
The upper head plate 1 of the utility model and the material of bottom plate 3 are the steel that yield strength is 195~235MPa, thickness Not less than 20mm;The material of centre energy consumption web is the mild steel that yield strength is 100MPa~190Mpa, and thickness is 8~12mm.
The parts below boss 2-5 of the part and lower end of the boss 2-5 or more of centre energy consumption web upper end reserve The upper and lower ends of intermediate energy consumption web are first respectively embedded in upper head plate 1 and bottom plate 3 by enough length in the specific implementation In upper reserved strip-shaped hole 10, when upper head plate 1 and bottom plate 3 and intermediate energy consumption web upper and lower ends boss 2-5 respectively against Afterwards, intermediate energy consumption web upper end is bent higher than the part of upper head plate 1 and lower end less than the part of bottom plate 3, to Upper head plate 1, intermediate energy consumption web and bottom plate 3 is set to be reliably connected.
As shown in Figure 7 and Figure 8, in the shear wall structure of the utility model, the upper and lower side both ends of shear wall 6 respectively with upper layer Flooring component 4 and lower floor surface member 5 connect;Damper 8 is arranged at the toe of wall of shear wall 6, and shear wall 6 is in installation damper The damper placing chamber 9 for placing damper is reserved at 8;The top and bottom of damper placing chamber 9 are respectively arranged with The lower end of connecting plate and lower connecting plate, upper junction plate and the shaped steel 7 built in shear wall 6 is welded, lower connecting plate and lower layer's flooring structure Part 5 connects, and the groove for accommodating intermediate energy consumption web both ends bending part is offered on upper junction plate and lower connecting plate, on The depth of the groove opened up on connecting plate and lower connecting plate is not less than the thickness of intermediate energy consumption web, when damper 8 is placed in damping After device placing chamber 9, upper junction plate and lower connecting plate are close to the upper head plate of damper 81 and 3 surface of bottom plate respectively.Shear wall 6 Sealed mold is set at damper placing chamber 9, and the surface smear of sealed mold has cement mortar, sealed mold surface smear water After cement mortar, the flush on the surface and 6 wall of shear wall of sealed mold can reach beautiful requirement.
When damper is packed into damper placing chamber 9, first the lower end of the shaped steel 7 built in upper junction plate and shear wall 6 is welded It connects, there are at a distance from enough between 9 bottom of damper placing chamber for upper junction plate so that the whole knot of damper 8 and bottom plate Structure can be packed into from 9 side of damper placing chamber, after the overall structure loading of damper 8 and bottom plate, make intermediate energy consumption web The bending part of upper end stretches into the groove on upper junction plate, then at this point, also being stayed between lower connecting plate and lower floor surface member 5 There is certain interval, the width in the gap is not less than the thickness of intermediate energy consumption web;Then backing plate is filled into the gap again, makes resistance It the end plate up and down of Buddhist nun's device 8 and is vertically connected with plate and is in close contact respectively;Finally backing plate is connect with lower floor surface member 5.
When replacing damper, the connection of backing plate and lower floor surface member 5 is first released, then backing plate is extracted out, is then taken out Entire damper is simultaneously replaced.
Above-mentioned damper placing chamber 9 easily occurs according to shear wall toe of wall under the energy size and geological process of geological process The plastic region of destruction determines.
The embedded mild steel damper of this rib belongs to assembled component in summary, does not use welding procedure, avoids weldering Influence of the high temperature to steel performance when connecing, eliminating welding residual stress makes structure that the possibility of brittle break occur, and prevents The influence that welding procedure and weld seam bring steel, will with important theory significance and wide application prospect.

Claims (10)

1. a kind of embedded mild steel damper of rib, which is characterized in that including upper head plate (1), bottom plate (3) and several among Consume energy web;Middle part at left and right sides of centre energy consumption web symmetrically offers circular arc cutaway (2-6), and centre is consumed energy above and below web Boss (2-5) is all had at left and right sides of both ends;Upper head plate (1) and bottom plate (3) offer strip-shaped hole in the width direction (10), several strip-shaped holes (10) are offered along its length, every strip-shaped hole (10) is correspondingly arranged an intermediate web that consumes energy, Upper head plate (1) is sleeved on the upper end of intermediate energy consumption web by strip-shaped hole (10), and upper head plate (1) is placed in intermediate energy consumption web upper end On boss (2-5);Bottom plate (3) is sleeved on the lower end of intermediate energy consumption web, bottom plate (3) and intermediate energy consumption web by strip-shaped hole The boss (2-5) of lower end offsets;Centre energy consumption web upper end is less than bottom plate (3) higher than the part of upper head plate (1) and lower end Part bend, so that upper head plate (1), bottom plate (3) and intermediate energy consumption web is connected as overall structure by bending part.
2. the embedded mild steel damper of a kind of rib according to claim 1, which is characterized in that centre energy consumption web both ends Width be less than strip-shaped hole (10) length, centre energy consumption web thickness be less than strip-shaped hole (10) width.
3. the embedded mild steel damper of a kind of rib according to claim 1, which is characterized in that circular arc cutaway (2-6) 1/3 of radius no more than intermediate energy consumption web width, not less than the 1/4 of intermediate energy consumption web width;On centre energy consumption web 1/2 of corresponding width not less than intermediate energy consumption web width at the top of two circular arc cutaways (2-6).
4. the embedded mild steel damper of a kind of rib according to claim 1, which is characterized in that upper head plate (1) and lower end The material of plate (3) is the steel that yield strength is 195~235MPa, and thickness is not less than 20mm.
5. the embedded mild steel damper of a kind of rib according to claim 1, which is characterized in that the material of centre energy consumption web Matter is the mild steel that yield strength is 100MPa~190Mpa, and thickness is 8~12mm.
6. the embedded mild steel damper of a kind of rib according to claim 1, which is characterized in that upper head plate (1) and lower end 4 strip-shaped holes (10) are equidistantly opened up on plate (3), centre energy consumption web is arranged 4.
7. a kind of shear wall structure, which is characterized in that including shear wall 6 and damping as claimed in any one of claims 1 to 6 The upper and lower ends of device (8), shear wall (6) are connect with upper floor component (4) and lower floor surface member (5) respectively;Damper (8) It is arranged at the toe of wall of shear wall (6), shear wall (6) is reserved with the damping for placing damper at installation damper (8) Device placing chamber (9);The top and bottom of damper placing chamber (9) are respectively arranged with upper junction plate and lower connecting plate, upper junction plate It is connect with the lower end of the shaped steel (7) built in shear wall (6), lower connecting plate is connect with lower floor surface member (5), and upper junction plate is under The groove for accommodating intermediate energy consumption web both ends bending part is offered on connecting plate, when damper (8) is placed in damper After placing chamber (9), upper junction plate and lower connecting plate are close to the upper head plate of damper (8) (1) and bottom plate (3) surface respectively.
8. a kind of shear wall structure according to claim 7, which is characterized in that opened up on upper junction plate and lower connecting plate Thickness of the depth of groove not less than intermediate energy consumption web.
9. a kind of shear wall structure according to claim 7, which is characterized in that built in upper junction plate and shear wall (6) It welds the lower end of shaped steel (7).
10. a kind of shear wall structure according to claim 7, which is characterized in that shear wall (6) is in damper placing chamber (9) sealed mold is set at, and the surface smear of sealed mold has a cement mortar, close after sealed mold surface smear cement mortar Seal the flush on the surface and shear wall (6) wall of mold.
CN201721783599.6U 2017-12-19 2017-12-19 A kind of embedded mild steel damper of rib and shear wall structure Active CN207620141U (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108952284A (en) * 2018-07-24 2018-12-07 青岛理工大学 Shear wall vertical damping bearer connection part and its installation method
CN111945921A (en) * 2020-08-20 2020-11-17 海南大学 Hierarchical energy consumption damper
CN111945920A (en) * 2020-08-20 2020-11-17 海南大学 Hierarchical yield damper
CN112502306A (en) * 2020-09-03 2021-03-16 中南大学 Composite damper

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108952284A (en) * 2018-07-24 2018-12-07 青岛理工大学 Shear wall vertical damping bearer connection part and its installation method
CN111945921A (en) * 2020-08-20 2020-11-17 海南大学 Hierarchical energy consumption damper
CN111945920A (en) * 2020-08-20 2020-11-17 海南大学 Hierarchical yield damper
CN111945920B (en) * 2020-08-20 2022-03-29 海南大学 Hierarchical yield damper
CN111945921B (en) * 2020-08-20 2022-07-26 海南大学 Hierarchical energy consumption damper
CN112502306A (en) * 2020-09-03 2021-03-16 中南大学 Composite damper
CN112502306B (en) * 2020-09-03 2021-09-14 中南大学 Composite damper

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Effective date of registration: 20210812

Address after: Room 516, science and technology innovation center, Wangjiang campus, Sichuan University, No. 24, Section 1, South 1st ring road, Wuhou District, Chengdu, Sichuan 610044

Patentee after: SICHUAN ZHENKONG TECHNOLOGY Co.,Ltd.

Address before: 710055 Yanta Road 13, Xi'an City, Shaanxi Province

Patentee before: XI'AN University OF ARCHITECTURE & TECHNOLOGY