CN109457828A - A kind of double constraint self reset curvature-prevention energy dissipation braces - Google Patents

A kind of double constraint self reset curvature-prevention energy dissipation braces Download PDF

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Publication number
CN109457828A
CN109457828A CN201811366046.XA CN201811366046A CN109457828A CN 109457828 A CN109457828 A CN 109457828A CN 201811366046 A CN201811366046 A CN 201811366046A CN 109457828 A CN109457828 A CN 109457828A
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CN
China
Prior art keywords
plate
disc spring
spring force
energy dissipation
core board
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Pending
Application number
CN201811366046.XA
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Chinese (zh)
Inventor
黄华
袁玉杰
张凡涛
吴先兵
黄敏
郭梦雪
林笑
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Changan University
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Changan University
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Application filed by Changan University filed Critical Changan University
Priority to CN201811366046.XA priority Critical patent/CN109457828A/en
Publication of CN109457828A publication Critical patent/CN109457828A/en
Pending legal-status Critical Current

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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04HBUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H9/00Buildings, or groups of buildings, or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake, extreme climate
    • E04H9/02Buildings, or groups of buildings, or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake, extreme climate withstanding earthquake or sinking of ground
    • E04H9/021Bearing, supporting or connecting constructions specially adapted for such buildings

Abstract

The present invention provides a kind of double constraint self reset curvature-prevention energy dissipation braces, the support is made of New Type Disc-Spring Self-resetting component and anti-buckling support component two large divisions, wherein Self-resetting component has both friction energy-dissipating effect, under small earthquakes effect, possess good Self-resetting performance and excellent energy dissipation capacity;Anti-buckling support component part, it is made of core board, limit plate and constraint channel steel and bolt, wherein core board uses "-" type, variable cross-section form, make full use of core board in the energy-dissipating property of steel necking stage to achieve the effect that default necking section by forming local strengthening section in core board part affixing carbon fabric, increase it and accumulates energy dissipation capacity and Hysteresis Behavior, its performance shows that more wave buckling phenomenons of the supporting core plate are obviously inhibited, and accumulation ductility is significantly improved.Double constraint self reset curvature-prevention energy dissipation braces of the invention have both good Self-resetting performance and energy-dissipating property, and structure is simple, installation convenience, easy to spread.

Description

A kind of double constraint self reset curvature-prevention energy dissipation braces
Technical field
The present invention relates to field of civil engineering, are related to quake-proof supporting structure, and in particular to a kind of double constraint Self-resettings are anti-to bend Bent energy dissipation brace.
Background technique
Traditional earthquake lateral resisting structure system damages life security to enable structure to resist earthquake and be unlikely to collapse, The Ductility Design for emphasizing structure passes through the surrender mechanism dissipation seismic energy of structural elements.However due to passing through structural elements Plastic deformation consumes energy, and structure generates biggish residual deformation after earthquake, causes to repair difficulty and expense all greatly promotes.With The development of economic society, the ability of the fast quick-recovery of function has become emphasis concerned by people after improving city shake.Therefore how Effective control structure damage, reduces structure residual deformation in earthquake, and building function restores the time needed after shortening shake, has become For urgent problem to be solved.
Anti-buckling support (Buckling-Restrained Brace, abbreviation BRB) in the prior art compares common steel Support, compression bearing are fully used, and the symmetry with good and stable energy dissipation capacity and tensile and compressive property can be shown The anti-side rigidity and ductility for improving building structure are write, is at home and abroad widely used in Practical Project in recent years.Usually For, under small shake effect, anti-buckling support kernel unit keeps elasticity;Under middle shake or big shake effect, anti-buckling support is logical The elastoplasticity of kernel unit is crossed to consume energy.However, (1) due to its by only itself steel occur plastic deformation come the seismic energy that dissipates Amount, adapts to earthquake magnitude or seismic energy is low, and steel post-seismic deformation degree is big;(2) simultaneously, the steel support after the completion of consuming energy continues In yield situation, initial position cannot be automatically returned to, so that main structure can generate biggish residual deformation after macroseism, is increased Reparation difficulty after big structure shake.
In order to solve the problems, such as residual deformation after structural earthquake, there is scholar by Self-resetting system (Self- in the prior art Centering system) it is introduced into anti-buckling support, to reduce support residual deformation, and then reduces main structure remnants and become Shape, had not only remained the good energy dissipation capacity of anti-buckling support in this way, but also reduced residual deformation.
But self reset curvature-prevention support in the prior art, the mechanism that Self-resetting system provides restoring force are substantially arranged Presstressed reinforcing steel uses memory alloy material (SMA).And wherein presstressed reinforcing steel Self-resetting system has application prestressing force difficult, with And the problems such as loss of prestress, memory alloy material (SMA) is although there is good Self-resetting performance, and it is expensive and it Performance is affected by temperature larger, is unfavorable for promoting the use of.
Summary of the invention
In view of the deficiencies of the prior art, the present invention intends to provide a kind of double constraint self reset curvature-prevention consumptions It can support, self-resetting capability is poor after solving the problems, such as self reset curvature-prevention support energy consuming in the prior art.
In order to solve the above-mentioned technical problem, the present invention is realised by adopting the following technical scheme:
A kind of double constraint self reset curvature-prevention energy dissipation braces including anti-buckling support component and are mounted on described anti-buckling The Self-resetting component of support component two sides;
The anti-buckling support component includes that core board, filling plate and channel steel restraining plate, the filling plate are mounted on Two long side of core board, the clamping of channel steel restraining plate described in two are installed on the outside of the core board and filling plate;
The Self-resetting component includes disc spring force bearing plate, disc spring loop bar, disc spring force transmitting board and disc spring, and the disc spring is held Power plate is installed in the channel steel restraining plate, the disc spring loop bar pass through the disc spring force bearing plate and not with disc spring load Plate contact, the disc spring force transmitting board are installed on the disc spring loop bar, and the disc spring is set in the disc spring power transmission On the disc spring loop bar of plate two sides, the Self-resetting component is symmetrically installed one group in each channel steel restraining plate.
The present invention also has following technical characteristic:
Specifically, the anti-buckling support component further includes connecting plate and stiffened panel, the connecting plate is described Core board ends are respectively installed multiple, described stiffeners and are mounted between multiple connecting plates of core board ends.
Specifically, the disc spring loop bar by high-strength bolt respectively with connecting plate and the affixed installation of disc spring force transmitting board.
Specifically, the core board with a thickness of 6~12mm, the filling plate with a thickness of 8~16mm.
Specifically, the core board includes linkage section, non-compliant section and surrender section, the surrender section two sides correspond to position It sets and is respectively pasted with muti-piece carbon cloth, the carbon cloth is with a thickness of 0.5~1mm.
Specifically, the surrender section two sides of the core board coat soap-free emulsion polymeization coating, the soap-free emulsion polymeization coating is by core The gap filling of plate and channel steel restraining plate is complete.
Specifically, the disc spring force bearing plate is I-shaped steel plate, the flange plate up and down of the disc spring force bearing plate passes through spiral shell Bolt is fixedly installed in the flange plate up and down of the channel steel restraining plate.
Specifically, the disc spring force transmitting board is I-shaped steel plate, item is opened up on flange plate above and below the channel steel restraining plate Shape open-work, flange plate uses bolt to pass through the item to the flange plate up and down and channel steel restraining plate of the disc spring force transmitting board up and down The discontiguous installation of shape open-work.
Specifically, above and below the flange plate up and down of the disc spring force transmitting board and the channel steel restraining plate between flange plate also Friction energy-dissipating plate is installed, the flange plate up and down and the channel steel of the friction energy-dissipating plate and the disc spring force transmitting board are about Flange plate is contacted but is not fixed beam plate up and down.
Specifically, the friction energy-dissipating plate by brass make and it is replaceable.
Compared with prior art, the present invention having the following technical effect that
(I) double constraint self reset curvature-prevention energy dissipation braces of the invention in core board part affixing carbon fabric by forming Local strengthening section makes full use of core board in the energy-dissipating property of steel necking stage, increases to achieve the effect that default necking section It accumulates energy dissipation capacity.
(II) double constraint self reset curvature-prevention energy dissipation braces of the invention are by putting up carbon cloth outside core plate, It can also realize to the buckling-restrained of core board, by this means, enhance energy-dissipating property of the core board under tension and compression effect, property It can test and show that more wave buckling phenomenons of the invention are obviously inhibited, accumulation ductility is significantly improved.
(III) double constraint self reset curvature-prevention energy dissipation braces of the invention are other than possessing support energy consumption and self-resetting capability, Friction energy-dissipating effect has also been had both, under small earthquakes effect, has possessed good Self-resetting performance and excellent energy dissipation capacity.
(IV) double constraint self reset curvature-prevention energy dissipation braces of the invention are by being arranged connecting plate and stiffened panel in linkage section Local stiffness is enhanced, end is prevented to be damaged;Filling plate thickness setting is greater than core plate thickness and is applied on core board Soap-free emulsion polymeization coating is covered, prevents core board from directly contacting with channel steel restraining plate;Friction energy-dissipating plate is installed, the friction of Self-resetting component is reduced The loss of energy-dissipating property;It is oppositely arranged one group in each channel steel restraining plate, makes energy dissipation brace of the invention no matter in tension and compression state It can effectively be consumed energy down and Self-resetting.
(V) double constraint self reset curvature-prevention energy dissipation brace disc spring Self-resetting components of the invention are assembled in anti-buckling support On component, the reset response to support can be realized under tension and compression effect.And it, can because of the unit form flexible arrangement of its construction To meet different structure, various sizes of demand.In addition clean steel combined member, main body stress connector all use bolt to connect It connects, avoids the residual stress generated by welding, to steel without specific demand, meet actual production level.Device overall structure It is all detachable, it can be with quick-replaceable or reparation, compared with traditional steel reinforced concrete combined support component, due to no wet work after damage Industry, the processing and fabricating of the component are more convenient convenient for extensive use and popularization.
Detailed description of the invention
Fig. 1 is the whole overall structure diagram of the present invention;
Fig. 2 is assembling structure schematic diagram of the present invention;
Fig. 3 is the anti-buckling support component assembling structure schematic diagram of the present invention;
Fig. 4 is core board structural schematic diagram of the present invention;
Fig. 5 is channel steel restraining plate structural schematic diagram of the present invention;
Fig. 6 is that core board of the present invention surrenders section finite element analysis steel product stress distribution map;
Fig. 7 is that core board of the present invention surrenders section finite element analysis carbon cloth reinforcement area's stress envelope;
Fig. 8 is Self-resetting component overall structure diagram of the present invention;
Fig. 9 is Self-resetting component assembling structure schematic diagram of the present invention;
Figure 10 is the anti-buckling support component hysteresis loop of the present invention;
Figure 11 is Self-resetting component hysteresis loop of the present invention;
Figure 12 is the whole hysteresis loop of the present invention.
The meaning of each label in figure are as follows: the anti-buckling support component of 1-, 2- Self-resetting component;
11- core board, 12- fill plate, 13- channel steel restraining plate, 14- connecting plate, 15- stiffened panel, 16- carbon cloth;
21- disc spring force bearing plate, 22- disc spring loop bar, 23- disc spring force transmitting board, 24- disc spring, 25- bar shaped open-work, 26- friction consumption It can plate;
111- linkage section, non-compliant section of 112-, 113- surrenders section.
Explanation is further explained in detail to particular content of the invention with reference to embodiments.
Specific embodiment
In compliance with the above technical solution, specific embodiments of the present invention are given below, it should be noted that the present invention not office It is limited to following specific embodiments, all equivalent transformations made on the basis of the technical solutions of the present application each falls within protection model of the invention It encloses.
Embodiment:
The present embodiment provides a kind of double constraint self reset curvature-prevention energy dissipation braces, as shown in Figures 1 to 12, including it is anti-buckling Support component 1 and the Self-resetting component 2 for being mounted on anti-buckling 1 two sides of support component;
Anti-buckling support component 1 includes core board 11, filling plate 12 and channel steel restraining plate 13, and filling plate 12 is mounted on core 11 liang of long sides of plate, two clampings of channel steel restraining plate 13 are installed on 12 outside of core board 11 and filling plate;
Self-resetting component 2 includes disc spring force bearing plate 21, disc spring loop bar 22, disc spring force transmitting board 23 and disc spring 24, disc spring load Plate 21 is installed in channel steel restraining plate 13, and disc spring loop bar 22 passes through disc spring force bearing plate 21 and do not contact with disc spring force bearing plate 21, dish Spring force transmitting board 23 is installed on disc spring loop bar 22, and disc spring 24 is set on the disc spring loop bar 22 of 23 two sides of disc spring force transmitting board, runback Hyte part 2 is symmetrically installed one group in each channel steel restraining plate 13.
As a kind of specific embodiment of the present embodiment, the anti-buckling support component 1 of the present embodiment further includes connecting plate 14 and stiffened panel 15, connecting plate 14 is respectively installed multiple at 11 both ends of core board, and stiffener 15 is mounted on the more of 11 both ends of core board Between a connecting plate 14.
As a kind of specific embodiment of the present embodiment, the disc spring loop bar 22 of the present embodiment is distinguished by high-strength bolt 27 With connecting plate 14 and the affixed installation of disc spring force transmitting board 23.
As a kind of specific embodiment of the present embodiment, the core board 11 of the present embodiment with a thickness of 6~12mm, filling Plate 12 with a thickness of 8~16mm.
As a kind of specific embodiment of the present embodiment, the core board 11 of the present embodiment includes linkage section 111, non-compliant Section 112 and surrender section 113, surrender 113 two sides corresponding position of section are respectively pasted with muti-piece carbon cloth 16, carbon cloth 16 with a thickness of 0.5~1mm.
As a kind of specific embodiment of the present embodiment, 113 two sides of surrender section of the core board 11 of the present embodiment are coated Soap-free emulsion polymeization coating, soap-free emulsion polymeization coating are complete by core board 11 and the gap filling of channel steel restraining plate 13.
As a kind of specific embodiment of the present embodiment, the disc spring force bearing plate 21 of the present embodiment is I-shaped steel plate, disc spring The flange plate up and down of force bearing plate 21 is bolted the flange plate up and down for being installed on channel steel restraining plate 13.
As a kind of specific embodiment of the present embodiment, the disc spring force transmitting board 23 of the present embodiment is I-shaped steel plate, channel steel Bar shaped open-work 25, the flange plate up and down and about 13 channel steel restraining plate of disc spring force transmitting board 23 are opened up on about 13 flange plate of restraining plate Flange plate passes through the discontiguous installation of bar shaped open-work 25 using bolt.
As a kind of specific embodiment of the present embodiment, the flange plate up and down and slot of the disc spring force transmitting board 23 of the present embodiment Friction energy-dissipating plate 26 is also equipped between about 13 flange plate of steel restraining plate, friction energy-dissipating plate 26 is upper and lower with disc spring force transmitting board 23 Flange plate and about 13 flange plate of channel steel restraining plate are contacted but are not fixed.
As a kind of specific embodiment of the present embodiment, the friction energy-dissipating plate 26 of the present embodiment is made by brass and can Replacement.
The present embodiment is more specifically illustrated below:
(1) anti-buckling support component 1:
The surrender section 113 of the core board 11 of the present embodiment is multistage region by even partition, and carbon is pasted at space segmentation Fiber cloth 16 forms local strengthening area.Every two is reinforced forming default necking section between area, when core board 11 is pressurized, steel tank Restraining plate 13 is buckling-restrained to core board progress, and carbon cloth 16 simultaneously participates in effect, and core board 11 is inhibited to form more wave bucklings. When core board 11 is in tension state and deformation is larger, default necking section enters necking stage as expected, gives full play to steel In the energy-dissipating property of necking stage, increases component and accumulate ductility, Fig. 5 is that core board 11 surrenders 113 finite element analysis stress of section point Butut, the effect of default necking section meets expected imagination known to analysis.
Non-compliant section 112 of the core board 11 of the present embodiment is the changeover portion of linkage section 111 and surrender section 113, section Area is greater than surrender section 113, and non-compliant section 112 does not occur yield phenomenon, only undertakes the transitional function of transmitting load, can be with The segment length is determined according to design requirement and structure actual size, and linkage section 111 and the length for surrendering section 113 can be according to buildings Support needs and design requirement determines.
The carbon cloth 16 of the present embodiment pastes spacing and determines that value is between 20~30cm, fiber by surrender segment length Cloth pastes 0.3~0.5 times that width takes two fiber cloths stickup spacing.
The 11 Thickness range of core board of the present embodiment is 6~12mm, and it is thick that filling 12 thickness of plate is greater than core board 11 2~4mm is spent, prevents core board 11 from directly contacting with channel steel restraining plate 13, is stressed directly to avoid the participation of channel steel restraining plate 13.It fills out It fills on plate 12 and is provided with equidistant bolt hole, the aperture in aperture spacing and pore size and channel steel restraining plate 13 is adapted, mesh Be easy for filling plate 12 and channel steel restraining plate 13 connection.
The channel steel restraining plate 13 of the present embodiment had both played the effect of contraction to core board 11, while being also used as Self-resetting component 2 fixation device, also acts as the friction plate of disc spring force transmitting board 23 in Self-resetting component 2, and therefore, it is necessary in channel steel restraining plate 13 The flange plate up and down of the aperture of upper three face, channel steel restraining plate 13 is provided with bar shaped open-work 25, for connecting channel steel restraining plate 13 and disc spring Force transmitting board 23 is allow disc spring force transmitting board 23 to realize sliding on bar shaped open-work 25, friction consumption is carried out in the form of sliding friction Energy.Since aperture is more on channel steel restraining plate 13, pair cross-section has carried out very big reduction, therefore can pass through this in aperture design Field universal method carries out rigidity checking, while controlling aperture spacing, calculates requirement value by design.Prevent that stress is concentrated Phenomenon.
The soap-free emulsion polymeization coating material of the present embodiment is selected from commercially available soap-free emulsion polymeization coating material.
Whole Hysteretic behavior study of v, hysteresis loop such as Figure 10 institute are carried out to the anti-buckling support component of above-mentioned the present embodiment Show, hysteresis loop is full, and Hysteresis Behavior is reliable and stable, compares the anti-buckling support of tradition, and energy-dissipating property improves a lot.
(2) Self-resetting component 2:
2 package assembly of Self-resetting component of the present embodiment is as shown in figure 9, disc spring force bearing plate 21 uses I-shaped steel plate, in dish Position opens up the hole that diameter is greater than disc spring loop bar 22 at 21 web center of spring force bearing plate, and hole wall is not contacted with disc spring loop bar 22, In order to moving freely for disc spring loop bar 22, the opening diameter of disc spring force bearing plate 21 is less than the diameter of butterfly spring 24, to realize dish Spring force bearing plate 21 acts on the counter-force of butterfly spring 24, and the flange plate up and down of disc spring force bearing plate 21 is provided with bolt hole, diameter and spacing It is adapted with 13 aperture of channel steel restraining plate, to realize the connection of channel steel restraining plate 13 Yu disc spring force bearing plate 21, pacifies in actual fabrication During dress, it can also be added in the joint of channel steel restraining plate 13 and disc spring force bearing plate 21 and use gasket, in order to adjust height Degree is easily installed.
The specification of the butterfly spring 24 of the present embodiment is chosen according to actual demand, is designed according to specification, by multi-disc butterfly Shape spring is through on disc spring loop bar 22, when tension, 24 groups of offer restoring forces of side disc spring, when pressed, other side disc spring 24 groups of offer restoring forces.
About 23 flange plate of disc spring force transmitting board of the present embodiment opens up bolt hole, takes the brazen friction energy-dissipating plate of cross-section 26 are mounted on about 23 flange plate position with pores of disc spring force transmitting board.The high-strength bolt that selection meets design specification requirement wears disc spring Channel steel restraining plate 13, pre-load nut are passed through after force transmitting board 23, friction energy-dissipating plate 26, and are used according to the sliding friction force value of design Nut is screwed onto design requirement by torque wrench.After the pin power setting that the area and bolt of friction energy-dissipating plate 26 provide, disc spring The force of sliding friction of force transmitting board 23 can determine the energy consumption of disc spring force transmitting board 23 it was determined that after limiting slidably distance Performance.Friction energy-dissipating plate 26 chooses brass production, and the frictional contact surface as disc spring force transmitting board 23, can effectively delay tradition The generation for the friction aging phenomenon that friction energy consuming device faces.
Stop nut is installed in the end across connecting plate 14 of the disc spring loop bar 22 of the present embodiment, and reserved by design requirement It can move freely size.When component tension, disc spring loop bar 22 drives disc spring force transmitting board 23 close to the end of energy dissipation brace, squeezes 24 groups of butterfly spring of pressure.Simultaneously when disc spring force transmitting board 23 moves, sliding friction occurs for friction energy-dissipating plate 26 and channel steel restraining plate 13, into Row friction energy-dissipating after 24 groups of compressions of disc spring, starts offer and the reversed elastic restoring force of the direction of motion, resets to component, When energy dissipation brace is pressurized, it is identical to reset principle.
Whole Hysteretic behavior study of v is carried out to the Self-resetting component of above-mentioned the present embodiment, the result is shown in Figure 11.To this implementation Double constraint self reset curvature-prevention energy dissipation braces of example carry out Hysteretic behavior study of v, and the result is shown in Figure 12, and result, which meets, to be expected to set Think, expected imagination can be met on energy-dissipating property and Self-resetting performance.
Double constraint self reset curvature-prevention energy dissipation braces of the present embodiment are mounted between building structure frame, when what is installed When relative storey displacement occurs for building structure, double constraint self reset curvature-prevention energy dissipation braces of the present embodiment is driven to move and play energy consumption The effect that structure is replied after support, shake.

Claims (10)

1. a kind of double constraint self reset curvature-prevention energy dissipation braces, which is characterized in that including anti-buckling support component (1) and be mounted on The Self-resetting component (2) of described anti-buckling support component (1) two sides;
The anti-buckling support component (1) includes core board (11), filling plate (12) and channel steel restraining plate (13), and described fills out It fills plate (12) and is mounted on (11) two long side of core board, the clamping of channel steel restraining plate (13) described in two is installed on described Core board (11) and filling plate (12) on the outside of;
The Self-resetting component (2) includes disc spring force bearing plate (21), disc spring loop bar (22), disc spring force transmitting board (23) and disc spring (24), the disc spring force bearing plate (21) is installed in the channel steel restraining plate (13), and the disc spring loop bar (22) passes through It the disc spring force bearing plate (21) and is not contacted with disc spring force bearing plate (21), the disc spring force transmitting board (23) is installed on described On disc spring loop bar (22), the disc spring (24) is set on the disc spring loop bar (22) of described disc spring force transmitting board (23) two sides, The Self-resetting component (2) is symmetrically installed one group in each channel steel restraining plate (13).
2. double constraint self reset curvature-prevention energy dissipation braces as described in claim 1, which is characterized in that the anti-buckling support Component (1) further includes connecting plate (14) and stiffened panel (15), and the connecting plate (14) is each at described core board (11) both ends Multiple, described stiffener (15) is installed to be mounted between multiple connecting plates (14) at core board (11) both ends.
3. double constraint self reset curvature-prevention energy dissipation braces as claimed in claim 2, which is characterized in that the disc spring loop bar (22) by high-strength bolt (27) respectively with connecting plate (14) and disc spring force transmitting board (23) affixed installation.
4. double constraint self reset curvature-prevention energy dissipation braces as described in claim 1, which is characterized in that the core board (11) With a thickness of 6~12mm, the filling plate (12) with a thickness of 8~16mm.
5. double constraint self reset curvature-prevention energy dissipation braces as claimed in claim 4, which is characterized in that the core board (11) Including linkage section (111), non-compliant section (112) and surrender section (113), surrender section (113) two sides corresponding position is each viscous It posts muti-piece carbon cloth (16), the carbon cloth (16) is with a thickness of 0.5~1mm.
6. double constraint self reset curvature-prevention energy dissipation braces as claimed in claim 5, which is characterized in that the core board (11) Surrender section (113) two sides coat soap-free emulsion polymeization coating, the soap-free emulsion polymeization coating is by core board (11) and channel steel restraining plate (13) Gap filling it is complete.
7. double constraint self reset curvature-prevention energy dissipation braces as described in claim 1, which is characterized in that the disc spring force bearing plate It (21) is I-shaped steel plate, the flange plate up and down of the disc spring force bearing plate (21), which is bolted, is installed on the channel steel about The flange plate up and down of beam plate (13).
8. double constraint self reset curvature-prevention energy dissipation braces as described in claim 1, which is characterized in that the disc spring force transmitting board It (23) is I-shaped steel plate, the channel steel restraining plate (13) opens up bar shaped open-work (25) on flange plate up and down, and the disc spring passes Flange plate uses bolt to pass through the bar shaped open-work (25) to the flange plate up and down and channel steel restraining plate (13) of power plate (23) up and down Discontiguous installation.
9. double constraint self reset curvature-prevention energy dissipation braces as claimed in claim 8, which is characterized in that the disc spring force transmitting board (23) flange plate up and down and the channel steel restraining plate (13) is also equipped with friction energy-dissipating plate (26), institute between flange plate up and down On the flange plate up and down and the channel steel restraining plate (13) of the friction energy-dissipating plate (26) and the disc spring force transmitting board (23) stated Bottom wing listrium is contacted but is not fixed.
10. double constraint self reset curvature-prevention energy dissipation braces as claimed in claim 9, which is characterized in that the friction energy-dissipating Plate (26) by brass make and it is replaceable.
CN201811366046.XA 2018-11-16 2018-11-16 A kind of double constraint self reset curvature-prevention energy dissipation braces Pending CN109457828A (en)

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CN109853770A (en) * 2019-03-27 2019-06-07 长安大学 A kind of Self-resetting bouble-bow is to drawing dual energy dissipation brace device
CN110145155A (en) * 2019-05-17 2019-08-20 重庆化工职业学院 A kind of civil engineering anti-shock mechanism and its production method
CN110206181A (en) * 2019-06-20 2019-09-06 海南大学 A kind of assembled Self-resetting out-of-plane bending metal damper
CN110331792A (en) * 2019-06-20 2019-10-15 海南大学 A kind of U-shaped metal damper of assembled Self-resetting
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CN112627374A (en) * 2020-11-19 2021-04-09 四川省振控科技有限公司 Assembly type prepressing disc spring and buckling-restrained self-resetting supporting system
CN113026944A (en) * 2021-03-19 2021-06-25 东北林业大学 Self-resetting buckling-restrained brace with variable friction device
CN113175115A (en) * 2021-05-11 2021-07-27 四川大学 Double-rigidity buckling restrained damper
CN113389290A (en) * 2021-06-04 2021-09-14 大连交通大学 Self-resetting friction energy-consumption amplification damper
CN113802909A (en) * 2021-09-27 2021-12-17 重庆大学 Self-resetting energy-consumption supporting structure and assembling method
CN113846775A (en) * 2021-10-22 2021-12-28 上海天华崧易建筑设计有限公司 Corrugated steel plate clad cold-bending thin-walled shear wall with self-resetting energy dissipation support
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Publication number Priority date Publication date Assignee Title
CN109853770A (en) * 2019-03-27 2019-06-07 长安大学 A kind of Self-resetting bouble-bow is to drawing dual energy dissipation brace device
CN110145155A (en) * 2019-05-17 2019-08-20 重庆化工职业学院 A kind of civil engineering anti-shock mechanism and its production method
CN110206181A (en) * 2019-06-20 2019-09-06 海南大学 A kind of assembled Self-resetting out-of-plane bending metal damper
CN110331792A (en) * 2019-06-20 2019-10-15 海南大学 A kind of U-shaped metal damper of assembled Self-resetting
CN111255106B (en) * 2020-01-22 2021-05-07 西北工业大学 Self-resetting piezoelectric friction damper
CN111255106A (en) * 2020-01-22 2020-06-09 西北工业大学 Self-resetting piezoelectric friction damper
CN112343197A (en) * 2020-10-20 2021-02-09 汕头大学 Staged energy-consumption buckling-restrained brace system and process based on paper folding structure
CN112627374A (en) * 2020-11-19 2021-04-09 四川省振控科技有限公司 Assembly type prepressing disc spring and buckling-restrained self-resetting supporting system
CN112502035A (en) * 2020-12-08 2021-03-16 防灾科技学院 Assembled bridge double-column pier containing triple energy dissipation system
CN113026944A (en) * 2021-03-19 2021-06-25 东北林业大学 Self-resetting buckling-restrained brace with variable friction device
CN113175115A (en) * 2021-05-11 2021-07-27 四川大学 Double-rigidity buckling restrained damper
CN113389290A (en) * 2021-06-04 2021-09-14 大连交通大学 Self-resetting friction energy-consumption amplification damper
CN113802909A (en) * 2021-09-27 2021-12-17 重庆大学 Self-resetting energy-consumption supporting structure and assembling method
CN113802909B (en) * 2021-09-27 2022-06-21 重庆大学 Self-resetting energy-dissipation supporting structure and assembling method
CN113846775A (en) * 2021-10-22 2021-12-28 上海天华崧易建筑设计有限公司 Corrugated steel plate clad cold-bending thin-walled shear wall with self-resetting energy dissipation support
CN113944360A (en) * 2021-11-15 2022-01-18 重庆大学 Multi-stage self-resetting support member and assembling method thereof

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