CN107035018A - A kind of coupling beam mild steel damper and work progress - Google Patents
A kind of coupling beam mild steel damper and work progress Download PDFInfo
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- CN107035018A CN107035018A CN201710461295.6A CN201710461295A CN107035018A CN 107035018 A CN107035018 A CN 107035018A CN 201710461295 A CN201710461295 A CN 201710461295A CN 107035018 A CN107035018 A CN 107035018A
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- steel plate
- mild steel
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- constraint
- bolt hole
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/021—Bearing, supporting or connecting constructions specially adapted for such buildings
- E04H9/022—Bearing, supporting or connecting constructions specially adapted for such buildings and comprising laminated structures of alternating elastomeric and rigid layers
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Environmental & Geological Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
- Vibration Dampers (AREA)
Abstract
The invention belongs to technical field of civil engineering, it is related to a kind of coupling beam mild steel damper and work progress, including power consumption mild steel plate, constraint steel plate, rigid end sheet, left comer steel, right corner steel, high-strength bolt, constraint bolt and caging bolt.Every group of power consumption mild steel plate is sandwiched between two panels constraint steel plate, caging bolt and constraint bolt are each passed through caging bolt hole and constraint bolt hole, rigid end sheet is sandwiched between two groups of power consumption mild steel plates, and all power consumption mild steel plate left ends are sandwiched between two blocks of left comer steel, and right-hand member is sandwiched between two blocks of right corner steel.The power consumption mild steel plate of the present invention opens up oblique 45 ° of strip holes, power consumption mild steel plate detrusion is preferably catered to, occurs multiple spot surrender under geological process, strengthens its energy dissipation capacity, and by constraining steel plate and the constraint bolt control power consumption flat out-of-plane buckling of mild steel plate, extend the service life of damper.
Description
Technical field
The invention belongs to technical field of civil engineering, it is related to a kind of energy-consuming shock absorber and work progress, especially by
Constraint steel plate and constraint bolt effectively control the damper of the flat out-of-plane buckling of perforate mild steel plate.
Background technology
Energy-dissipating and shock-absorbing technology is the damper in parallel in the lateral resistant member of structure, and most earthquake is consumed by damper
Energy, is a kind of active and effective antidetonation strategy so as to ensure the safety of agent structure.Metal mold damper is in knot in recent years
Widely approved in structure design.Mild steel damper belongs to one kind of metal damper, with good Hysteresis Behavior and consumption
Dissipate the performance of seismic energy.The energy-dissipating property of mild steel damper is affected by the external environment small, and long-term property is stable, changes convenient,
It is cheap.
Current domestic and international researcher proposes more design method, including tension and compression type, flexure type and shearing-type.Wherein cut
Cut type mild steel damper is mainly realized by the inplane shear yield deformation of mild steel to consume energy.Such as：Publication No. CN202969624U
Patent in disclose one kind and crack shearing-type building structure mild steel damper, by raising deformability of cracking, cater to various
Power consumption is required, but can occur flexing outside part plan when reaching certain deformation, causes damper to fail；Publication No.
Disclose soft steel shearing lag return damper in CN101413296A patent, be by arranging ribbed stiffener with effectively control web bend
Song, but the welding of ribbed stiffener can bring higher residual stress, reduce the low cycle fatigue property of soft steel shearing lag return damper.
The content of the invention
In view of the shortcomings of the prior art, the present invention provides a kind of coupling beam mild steel damper.Damper power consumption mild steel plate is opened
If oblique 45 ° of strip holes, power consumption mild steel plate detrusion is preferably catered to, occurs multiple spot surrender under geological process, strengthens it
Energy dissipation capacity, and constraint steel plate and constraint bolt can effectively control the flat out-of-plane buckling of mild steel plate that consumes energy, extension damper
Service life.
The technical solution adopted for the present invention to solve the technical problems is：
A kind of coupling beam mild steel damper, including power consumption mild steel plate, constraint steel plate, rigid end sheet, left comer steel, right corner steel, height
Strength bolt, constraint bolt and caging bolt；Every group of power consumption mild steel plate is sandwiched between two panels constraint steel plate, caging bolt and constraint spiral shell
Bolt is each passed through caging bolt hole and constraint bolt hole；Rigid end sheet is sandwiched between two groups of power consumption mild steel plates, all power consumption mild steel
Plate left end is sandwiched between two blocks of left comer steel, and right-hand member is sandwiched between two blocks of right corner steel, and high-strength bolt is respectively by left comer steel, power consumption mild steel
Plate and rigid end sheet connection, right corner steel, power consumption mild steel plate and rigid end sheet are connected；Left comer steel, right corner steel and rigid end sheet point
Gap is not provided between constraint steel plate.
Oblique 45 ° of strip holes are opened up in the middle part of the power consumption mild steel plate, two ends open up power consumption mild steel plate bolt hole, two panels or three
Piece constitutes one group.
The constraint steel plate upper and lower ends open up constraint bolt hole and caging bolt hole respectively.Height between caging bolt hole
Degree is equal to the height of power consumption mild steel plate；Constrain the height that the height between bolt hole is more than power consumption mild steel plate, constraint bolt and consumption
Detrusion space can be provided between mild steel plate.Constraint steel plate is by constraining outside tools for bolts ' pretension, the plane of control power consumption mild steel plate
Flexing.The constraint steel plate is identical with the thickness of rigid end sheet.The rigid end sheet, the left comer steel and right corner steel difference
Open up bolt hole.
The work progress of the coupling beam mild steel damper is as follows：
1. per two panels, power consumption mild steel plate constitutes one group, and two groups of power consumption mild steel plates and three constrain the spaced and parallel arrangements of steel plate,
Two caging bolts are each passed through the caging bolt hole of three constraint steel plates；
2. two panels rigid end sheet is sandwiched in two groups of power consumption mild steel plate two ends respectively, by left comer steel clamp in power consumption mild steel plate left end
Outside, three high-strength bolts sequentially pass through respectively left comer steel bolt hole, power consumption mild steel plate bolt hole, rigid end sheet bolt hole,
Consume energy mild steel plate bolt hole and left comer steel bolt hole, and by right corner steel clamp in the outside of power consumption mild steel plate right-hand member, the other three is high-strength
Bolt sequentially passes through right corner steel bolt hole, power consumption mild steel plate bolt hole, rigid end sheet bolt hole, power consumption mild steel plate bolt hole respectively
With right corner steel bolt hole；
3. bolt will be constrained and be each passed through three constraint bolts hole for constraining steel plate, apply certain pretightning force, consume energy soft
Detrusion can freely occur under geological process for steel plate；
4. gap installs coupling beam mild steel damper in the middle part of coupling beam, and left comer steel passes through high-strength bolt and coupling beam left-half
Built-in fitting connection, right corner steel connected by the built-in fitting of high-strength bolt and coupling beam right half part.
The beneficial effects of the present invention are：1. a kind of power consumption mild steel plate of coupling beam mild steel damper opens up oblique 45 ° of strips
Hole, can be according to the multigroup power consumption mild steel steel plate of the parameter of earthquake assembling, and assembling is flexible, and energy dissipation capacity is strong；2. a kind of coupling beam mild steel
The constraint steel plate and constraint bolt of damper can effectively control the flat out-of-plane buckling of mild steel plate that consumes energy, and extend the use longevity of damper
Life；4. a kind of coupling beam mild steel damper and engineering structure are connected by screw bolts, easy construction, it is easy to maintenance and replacing.
Brief description of the drawings
Fig. 1 is coupling beam mild steel damper schematic diagram of the present invention.
Fig. 2 is coupling beam mild steel damper front view of the present invention.
Fig. 3 is coupling beam mild steel damper power consumption mild steel plate front view of the present invention.
Fig. 4 is coupling beam mild steel damper constraint steel plate front view of the present invention.
Fig. 5 is coupling beam mild steel damper rigid end sheet front view of the present invention.
Fig. 6 is the left fixed angle steel schematic diagram of coupling beam mild steel damper of the present invention.
Fig. 7 is the left fixed angle steel front view of coupling beam mild steel damper of the present invention.
Fig. 8 is the right fixed angle steel schematic diagram of coupling beam mild steel damper of the present invention.
Fig. 9 is the right fixed angle steel front view of coupling beam mild steel damper of the present invention.
In figure, 1- power consumption mild steel plates, 2- constraint steel plates, 3- rigid end sheets, 4- left comer steel, 5- right corner steel, 6- high-strength bolts,
7- constrains bolt, and 8- caging bolts, the oblique 45 ° of strip holes of 301-, 302- power consumption mild steel plate bolts hole, 401- constrains bolt hole,
402- caging bolts hole, 501- rigid end sheet bolts hole, 601- left comer steel bolts hole, 602- left comer steel fixed bolt holes, 801-
Right corner steel bolt hole, 802- right corner steel fixed bolt holes.
Embodiment
The invention will be further described below in conjunction with the accompanying drawings.
According to Fig. 1, Fig. 2 and Fig. 3, the middle part of power consumption mild steel plate 1 opens up oblique 45 ° of strip holes 301, and two ends are opened up
Consumed energy mild steel plate bolt hole 302, and two panels or three one group of compositions, every group of power consumption mild steel plate 1 are sandwiched between two panels constraint steel plate 2,
Caging bolt 8 and constraint bolt 7 are each passed through caging bolt hole 402 and constraint bolt hole 401；Rigid end sheet 3 is sandwiched in two groups of consumptions
Between energy mild steel plate 1, all power consumption left ends of mild steel plate 1 are sandwiched between two blocks of left comer steel 4, and right-hand member is sandwiched between two blocks of right corner steel 5,
High-strength bolt 6 respectively connects left comer steel 4, power consumption mild steel plate 1 and rigid end sheet 3, by right corner steel 5, power consumption mild steel plate 1 and rigidity
End plate 3 is connected；Left comer steel 4, right corner steel 5 and rigid end sheet 3 are provided with gap between constraint steel plate 2 respectively.
According to Fig. 1 and 4, the constraint upper and lower ends of steel plate 2 open up constraint bolt hole 401 and caging bolt hole respectively
402.Height between caging bolt hole 402 is equal to the height of power consumption mild steel plate 1, and caging bolt 8 is limited through caging bolt hole 402
Restriction beam steel plate 1 is moved up and down；The height that the height between bolt hole 401 is more than power consumption mild steel plate 1 is constrained, for power consumption mild steel plate
1 detrusion headspace, constraint steel plate 2 is by constraining the pretension of bolt 7, the flat out-of-plane buckling of control power consumption mild steel plate 1.
According to Fig. 5, Fig. 6, Fig. 7, Fig. 8 and Fig. 9, the thickness of the rigid end sheet 3 and the thickness phase of constraint steel plate 2
Together.Rigid end sheet 3, left comer steel 4 and right corner steel 5 open up bolt hole, left comer steel 4 and the construction of right corner steel 5 and the complete phase of size respectively
Together.
The work progress of the coupling beam mild steel damper is as follows：
1. per two panels, power consumption mild steel plate 1 constitutes one group, and two groups of power consumption mild steel plates 1 and three constrain the spaced and parallel cloth of steel plate 2
Put, two caging bolts 8 are each passed through the caging bolt hole 402 of three constraint steel plates 2；
2. two panels rigid end sheet 3 is sandwiched in two groups of two ends of power consumption mild steel plate 1 respectively, left comer steel 4 is clipped in power consumption mild steel plate 1
The outside of left end, three high-strength bolts 6 sequentially pass through left comer steel bolt hole 601, power consumption mild steel plate bolt hole 302, rigidity respectively
Bolted end-plate hole 501, power consumption mild steel plate bolt hole 302 and left comer steel bolt hole 601, are clipped in power consumption mild steel plate 1 right by right corner steel 5
The outside at end, the other three high-strength bolt 6 sequentially passes through right corner steel bolt hole 801, power consumption mild steel plate bolt hole 302, just respectively
Property bolted end-plate hole 501, power consumption mild steel plate bolt hole 302 and right corner steel bolt hole 801；
3. bolt 7 will be constrained and be each passed through three constraint bolts hole 401 for constraining steel plate 2, apply certain pretightning force, consumption
Detrusion can freely occur under geological process for energy mild steel plate 1；
4. gap installs coupling beam mild steel damper in the middle part of coupling beam, and left comer steel 4 passes through high-strength bolt and coupling beam left side
The built-in fitting connection divided, the built-in fitting that right corner steel 5 passes through high-strength bolt and coupling beam right half part is connected.
Claims (7)
1. a kind of coupling beam mild steel damper, including power consumption mild steel plate (1), constraint steel plate (2), rigid end sheet (3), left comer steel (4),
Right corner steel (5), high-strength bolt (6), it is characterised in that：Also include constraint bolt (7) and caging bolt (8), every group of power consumption mild steel
Plate (1) is sandwiched between two panels constraint steel plate (2), and caging bolt (8) and constraint bolt (7) are each passed through caging bolt hole (402)
With constraint bolt hole (401)；Rigid end sheet (3) is sandwiched between two groups of power consumption mild steel plates (1), all power consumption mild steel plate (1) left ends
It is sandwiched between two pieces of left comer steel (4), right-hand member is sandwiched between two pieces of right corner steel (5), high-strength bolt (6) is respectively by left comer steel (4), consumption
Energy mild steel plate (1) and rigid end sheet (3) connection, right corner steel (5), power consumption mild steel plate (1) and rigid end sheet (3) are connected.
2. a kind of coupling beam mild steel damper according to claim 1, it is characterised in that：Left comer steel (4), right corner steel (5) and just
Property end plate (3) gap is provided between constraint steel plate (2) respectively.
3. a kind of coupling beam mild steel damper according to claim 1, it is characterised in that：The thickness of rigid end sheet (3) and constraint
The thickness of steel plate (2) is identical.
4. a kind of coupling beam mild steel damper according to claim 1, it is characterised in that：Opened up in the middle part of power consumption mild steel plate (1) tiltedly
To 45 ° of strip holes (301), two ends open up power consumption mild steel plate bolt hole (302).
5. a kind of coupling beam mild steel damper according to claim 1, it is characterised in that：Constrain steel plate (2) upper and lower ends difference
Open up constraint bolt hole (401) and caging bolt hole (402).
6. a kind of coupling beam mild steel damper according to claim 5, it is characterised in that：Height between caging bolt hole (402)
The height that degree is equal between the height of power consumption mild steel plate (1), constraint bolt hole (401) is more than the height of power consumption mild steel plate (1).
7. a kind of work progress of coupling beam mild steel damper is as follows according to claim 1, it is characterised in that：
1. per two panels, power consumption mild steel plate (1) constitutes one group, and two groups of power consumption mild steel plates (1) and three constraint steel plates (2) are spaced and parallel
Arrangement, two caging bolts (8) are each passed through the caging bolt hole (402) of three constraint steel plates (2)；
2. by two panels rigid end sheet, (3 are sandwiched in two groups of power consumption mild steel plate (1) two ends respectively, and left comer steel (4) is clipped in into power consumption mild steel plate
(1) outside of left end, three high-strength bolts (6) sequentially pass through left comer steel bolt hole (601), power consumption mild steel plate bolt hole respectively
(302), rigid end sheet bolt hole (501), power consumption mild steel plate bolt hole (302) and left comer steel bolt hole (601), by right corner steel
(5) outside of power consumption mild steel plate (1) right-hand member is clipped in, the other three high-strength bolt (6) sequentially passes through right corner steel bolt hole respectively
(801), power consumption mild steel plate bolt hole (302), rigid end sheet bolt hole (501), power consumption mild steel plate bolt hole (302) and right corner steel
Bolt hole (801)；
3. the constraint bolt hole (401) that bolt (7) is each passed through three constraint steel plates (2) will be constrained, applies certain pretightning force,
Detrusion can freely occur under geological process for power consumption mild steel plate (1)；
4. gap installs coupling beam mild steel damper in the middle part of coupling beam, and left comer steel (4) passes through high-strength bolt and coupling beam left-half
Built-in fitting connection, right corner steel (5) connected by the built-in fitting of high-strength bolt and coupling beam right half part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710461295.6A CN107035018B (en) | 2017-06-14 | 2017-06-14 | Even Liang Ruangang attenuator and work progress |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710461295.6A CN107035018B (en) | 2017-06-14 | 2017-06-14 | Even Liang Ruangang attenuator and work progress |
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| Publication Number | Publication Date |
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| CN107035018A true CN107035018A (en) | 2017-08-11 |
| CN107035018B CN107035018B (en) | 2023-09-22 |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108166642A (en) * | 2018-01-19 | 2018-06-15 | 河北工业大学 | Gear mild steel damper and assembling constructing method |
| CN108824920A (en) * | 2018-07-26 | 2018-11-16 | 姚攀峰 | The novel buckling-restrained energy consumption steel plate shear wall of one kind, structural system and its construction method |
| CN108952283A (en) * | 2018-07-24 | 2018-12-07 | 青岛理工大学 | Assembled variable-rigidity transverse connection energy dissipation part and installation method |
| CN111622348A (en) * | 2020-06-09 | 2020-09-04 | 江苏海洋大学 | Prestressed self-resetting concrete truss structure and assembling method |
| CN112144688A (en) * | 2020-10-30 | 2020-12-29 | 中国地震局工程力学研究所 | Double-sided shearing type square steel tube damper and manufacturing method |
| WO2021057092A1 (en) * | 2019-09-27 | 2021-04-01 | 长沙理工大学 | Energy dissipation damper based on tension and compression yield of perforated steel plate |
| US11371241B2 (en) | 2019-09-27 | 2022-06-28 | Changsha University Of Science & Technology | Damper for energy dissipation |
| CN114753514A (en) * | 2022-04-11 | 2022-07-15 | 北京工业大学 | Displacement amplification type E-shaped steel damper, node and construction method of node |
| CN114809767A (en) * | 2022-04-29 | 2022-07-29 | 东南大学 | Displacement amplification type mild steel damper |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108166642A (en) * | 2018-01-19 | 2018-06-15 | 河北工业大学 | Gear mild steel damper and assembling constructing method |
| CN108952283A (en) * | 2018-07-24 | 2018-12-07 | 青岛理工大学 | Assembled variable-rigidity transverse connection energy dissipation part and installation method |
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| CN108824920A (en) * | 2018-07-26 | 2018-11-16 | 姚攀峰 | The novel buckling-restrained energy consumption steel plate shear wall of one kind, structural system and its construction method |
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| WO2021057092A1 (en) * | 2019-09-27 | 2021-04-01 | 长沙理工大学 | Energy dissipation damper based on tension and compression yield of perforated steel plate |
| US11371241B2 (en) | 2019-09-27 | 2022-06-28 | Changsha University Of Science & Technology | Damper for energy dissipation |
| CN111622348A (en) * | 2020-06-09 | 2020-09-04 | 江苏海洋大学 | Prestressed self-resetting concrete truss structure and assembling method |
| CN112144688A (en) * | 2020-10-30 | 2020-12-29 | 中国地震局工程力学研究所 | Double-sided shearing type square steel tube damper and manufacturing method |
| CN114753514A (en) * | 2022-04-11 | 2022-07-15 | 北京工业大学 | Displacement amplification type E-shaped steel damper, node and construction method of node |
| CN114753514B (en) * | 2022-04-11 | 2024-05-14 | 北京工业大学 | Displacement amplification type E-shaped steel damper, node and construction method of node |
| CN114809767A (en) * | 2022-04-29 | 2022-07-29 | 东南大学 | Displacement amplification type mild steel damper |
| CN114809767B (en) * | 2022-04-29 | 2024-06-04 | 东南大学 | Displacement amplification type mild steel damper |
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