CN104213651B - A kind of replaceable energy dissipation component of shear wall foundation and energy-dissipating structure - Google Patents
A kind of replaceable energy dissipation component of shear wall foundation and energy-dissipating structure Download PDFInfo
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- CN104213651B CN104213651B CN201410397936.2A CN201410397936A CN104213651B CN 104213651 B CN104213651 B CN 104213651B CN 201410397936 A CN201410397936 A CN 201410397936A CN 104213651 B CN104213651 B CN 104213651B
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Abstract
nullA kind of replaceable energy dissipation component of shear wall foundation，Linkage section and the main paragraph of centre including upper and lower side，Linkage section is used for connecting shear wall，Main paragraph includes concrete filled steel tube section and pre-always filled section，Wherein concrete filled steel tube section includes superposed resistance to compression steel plate、It is positioned at the surrounding steel pipe as outer wall、Internally positioned concrete and anti-buckling inner core，Pre-always filled section includes oblique steel torr、Multiple resistance to compression steel plate washers and pretension coil，During tension，Anti-buckling inner core disengages with concrete filled steel tube，Concrete filled steel tube will be caused to draw bad，Pre-always filled section can fill the gap that tension causes automatically，Thus during reverse pressurized，Concrete filled steel tube can stress immediately，Pressure is jointly born by anti-buckling inner core and concrete filled steel tube，The destruction of shear wall can be concentrated on field-replaceable unit by design，And owing to shear wall foundation energy dissipation component removably connects with shear wall employing，After shake being replaced field-replaceable unit can the function of seismic resistance of quick-recovery shear wall soon.
Description
Technical field
The invention belongs to technical field of buildings, relate to antidetonation shock attenuation technology, especially high building structure reinforcing bar mixed
The antidetonation shock attenuation technology of solidifying soil shear wall.
Background technology
Earthquake not only can cause direct economic loss, and it also can cause production temporarily cease or reduce, original flat
There are the indirect economic loss such as the minimizing of disturbance or exogenous investment in weighing apparatus economic system, and conventional earthquake experience have shown that,
The indirect economic loss of whole world earthquake disaster has often surmounted direct economic loss.
Reinforced concrete shear wall is as one of lateral resisting structure being most widely used in high-level structure, in antidetonation
Having important function in setting up defences, in high-level structure, the Main Function of reinforced concrete shear wall is to provide bigger
Rigidity and bearing capacity, under macroseism, flexure type failure mode design shear wall foot concrete the most seriously press
Bursting, compressive reinforcement is seriously surrendered, and repairs and bring difficulty after giving shake, therefore in the region of the destructibles such as shear wall foundation
Quick detachable replaceable energy dissipation component is set, by guiding, seismic energy is concentrated on replaceable energy dissipation component, permissible
After effectively protection agent structure exempts from destruction, and shake being replaced replaceable energy dissipation component can quick-recovery shearing soon
The function of seismic resistance of wall, thus effectively reduce indirect economic loss.
General concrete walls sheet Compressive Bearing Capacity is about 3-5 times of tensile bearing capacity, existing sinker or draw
All there is rigidity or bearing capacity and the unmatched phenomenon of shear wall in pressure bearing, such as: viscous damper or friction disappear
Energy device rigidity is too small；Metal mold sinker or anti-buckling support tension and compression bearing capacity are of substantially equal, with concrete shear
Wall resistance to compression is not mated much larger than this feature of tensile bearing capacity；Mild steel rubber support, employing rubber is material, meeting
Shear wall rigidity is caused to be decreased obviously.Accordingly, it would be desirable to further research is applicable to armored concrete with exploitation and cuts
The replaceable foundation energy dissipation component of power wall.
Summary of the invention
It is an object of the invention to provide a kind of replaceable energy dissipation component of shear wall foundation, this energy dissipation component possesses relatively
Big Anti-pull-press rigidity, good ductility and energy dissipation capacity, seismic energy can be guided and concentrate on replaceable energy dissipating
Parts, exempt from destruction with effectively protection agent structure.Meanwhile, by replacing replaceable energy dissipation component, energy after shake
The function of seismic resistance of enough fast quick-recovery shear walls, thus effectively reduce the indirect economic loss that earthquake causes.
For reaching above-mentioned purpose, the solution of the present invention is:
A kind of replaceable energy dissipation component of shear wall foundation, including linkage section and the main paragraph of centre at upper and lower two ends；
Described linkage section removably connects with being connected shear wall, including connecting end plate and energy dissipating connector；
Described main paragraph includes concrete filled steel tube section and pre-the most always filled section:
Described concrete filled steel tube section includes superposed resistance to compression steel plate, is positioned at the surrounding steel pipe, mixed as outer wall
Solidifying native and anti-buckling inner core, described anti-buckling inner core is positioned at described resistance to compression steel plate, steel pipe and lower end and connects end
End plate it is connected with described lower end solid bottom the center position of the confined space that plate surrounds, and described anti-buckling inner core
Fixed connection, top passes described resistance to compression steel plate and arranges, the white space of confined space described in described Concrete Filled；
Described pre-always filled section connects between end plate and upper end resistance to compression steel plate in described upper end, including oblique steel torr,
Multiple resistance to compression steel plate washers and pretension coil, the described oblique upper and lower two ends of steel torr are connected end plate respectively, prevent bending with upper end
Bent inner core top is fixing to be connected, and the plurality of resistance to compression steel plate washer is located between described oblique steel torr and resistance to compression steel plate 12
In gap, it is peripheral to provide pretightning force that the plurality of resistance to compression steel plate washer is located at by described pretension coil hoop.
Preferably, described energy dissipating connector includes connecting guide rail and connecting guide rail bolt hole, described connection guide rail
Bolt hole is arranged through described connection guide rail, and described connection guide rail is fixedly installed on the end face of described connection end plate
On.
Described anti-buckling inner core top is provided with reinforcement to prevent anti-buckling inner core end from destroying, and described reinforcement is worn
Fix with described oblique steel backing portion after crossing described resistance to compression steel plate and be connected.
Described reinforcement is made by the amplification of anti-buckling inner core cross section or is additional ribbed stiffener；
Anti-buckling inner core and reinforcement surface are coated with machine oil or upper film to prevent and described concrete binding.
Determine the inclined angle alpha size of described resistance to compression steel plate washer according to tang α ＜ μ, wherein, μ is described resistance to compression steel
Coefficient of friction between plate and resistance to compression steel plate washer.
Described resistance to compression steel plate washer is more than 0.45 with the coefficientoffrictionμ of resistance to compression steel plate contact surface.
Described resistance to compression steel plate and steel-pipe welding, anti-buckling inner core is connected end plate welding, reinforcement and oblique steel with bottom
Torr welding, oblique steel torr is connected end plate welding with upper end.
The corresponding described pretension coil in periphery of the plurality of resistance to compression steel plate washer offers groove with fixing described pre-stringing
Circle；
Preferably, described pretension coil is prestress wire.
Present invention also offers a kind of replaceable energy-dissipating structure, including aforesaid replaceable energy dissipation component and be positioned at
The upper and lower two ends of replaceable energy dissipation component coupled pre-buried linkage section, described pre-buried linkage section includes embedded board
Part and built-in connection, described built-in connection is fixed on described pre-buried plate, built-in connection correspondence institute
State energy dissipating connecting-piece structure to arrange with the fixing company realizing described pre-buried linkage section and described replaceable energy dissipation component
Connect, described pre-buried plate pre-plugged in shear wall to realize described replaceable energy-dissipating structure and shear wall structure
Fixing connection.
Preferably, described built-in connection includes the pre-buried end plate of fixing connection and pre-buried guide rail, described pre-buried
Guide rail is to above arranging pre-buried guide rail bolt hole with clamping and through being bolted by described connection guide rail bolt hole
Stating connection guide rail, described pre-buried end plate connects described pre-buried guide rail and described pre-buried plate for fixing.
Preferably, the longitudinal reinforcement end on shear wall or basis and described pre-buried end plate are welded to connect to improve pre-buried
The anti-pulling ability of linkage section.
Owing to using such scheme, the invention has the beneficial effects as follows:
Replaceable energy dissipation component shown in the present invention disclosure satisfy that rigidity and the requirement for bearing capacity of shear wall structure, prolongs
Property good, power consumption is stable, by guiding, seismic energy is concentrated on replaceable energy dissipation component, can effectively protect
Agent structure exempts from destruction.Meanwhile, use between replaceable energy dissipation component and shear wall may be bolted etc. removable
Unload connected mode, after shake, replace replaceable energy dissipation component such that it is able to the function of seismic resistance of fast quick-recovery shear wall,
In addition it uses common building materials to make, it is simple to popularization and application.
Specifically, replaceable energy dissipation component uses three stage structure, wherein, upper and lower side be linkage section for
Shear wall removably connects, when replaceable energy dissipation component is damaged in earthquake, and can be convenient by linkage section
Dismantle efficiently and change.
Interlude be main paragraph for energy-eliminating shock-absorbing, main paragraph includes concrete filled steel tube section and pre-the most always filled section,
Concrete filled steel tube section includes anti-buckling inner core, concrete, steel pipe and resistance to compression steel plate, and concrete is inserted in steel pipe,
Described steel pipe upper end is connected with resistance to compression Interal fixation, and lower end is welded with the connection end plate of bottom linkage section.The most always
Filled section agent structure is filled in oblique steel torr and is constituted by resistance to compression steel plate washer, and resistance to compression steel plate washer periphery is also carried by pretension coil
For pointing to the clamping force in the center of circle.Anti-buckling core surface oiling, with concrete filled steel tube without being connected, steel oblique with top
Torr and bottom connect end plate welding, and end local strengthening prevents end from destroying.During tension, anti-buckling inner core bears
Pulling force and extend, with concrete disengage, concrete pulling will not be caused bad, simultaneously as inner core elongation, oblique steel
Torr and concrete filled steel tube top pressure-bearing steel plate between gap increase, resistance to compression steel plate washer under pretightning force effect in receipts,
Space is filled automatically.Reversely during pressurized, owing to gap is filled up the most automatically, concrete filled steel tube can be subject to immediately
Pressure, is born pressure jointly by anti-buckling inner core and concrete filled steel tube, and concrete filled steel tube is possible to prevent anti-buckling inner core
Compressive buckling, thus can effectively realize shock-resistant and energy-dissipating effect.
Meanwhile, present invention also offers a kind of replaceable energy-dissipating structure, it includes replaceable energy dissipation component and position
In the upper and lower two ends of replaceable energy dissipation component coupled pre-buried linkage section, by pre-buried linkage section, it is possible to side
Realize installation and the replacing of replaceable energy dissipation component the most efficiently.
Accompanying drawing explanation
Fig. 1 is the replaceable foundation parts reinforced concrete shear wall structure of replaceable energy dissipation component one embodiment
Schematic diagram；
Fig. 2 is the schematic front view of embodiment illustrated in fig. 1；
Fig. 3 is the left view schematic diagram of embodiment illustrated in fig. 1；
Fig. 4 is the bright schematic top plan view of embodiment illustrated in fig. 1；
Fig. 5 be in embodiment illustrated in fig. 1 main paragraph master depending on generalized section (including the connection end plate of linkage section)；
Fig. 6 be in embodiment illustrated in fig. 5 main paragraph A-A to schematic diagram；
Fig. 7 is the distribution schematic diagram of resistance to compression steel plate washer in embodiment illustrated in fig. 5；
Fig. 8 is the structural representation of resistance to compression steel plate washer in embodiment illustrated in fig. 7
Fig. 9 is pre-always filled section and the scheme of installation of concrete filled steel tube section in embodiment illustrated in fig. 5
Figure 10 is the scheme of installation in replaceable energy-dissipating structure one embodiment；
Figure 11 is the connection close-up schematic view in embodiment illustrated in fig. 10；
Wherein, shear wall 1, basis 2, linkage section 3, main paragraph 4, connect guide rail 5, connect end plate 6,
Connect guide rail bolt hole 7, oblique steel torr 8, resistance to compression steel plate washer 9, pretension coil 10, concrete filled steel tube section 11,
Resistance to compression steel plate 12, steel pipe 13, concrete 14, anti-buckling inner core 15, end reinforcement 16, high-strength bolt
17, pre-buried guide rail 18, pre-buried guide rail bolt hole 19, pre-buried end plate 20, pre-buried plate 21, pre-buried linkage section
22。
Detailed description of the invention
Below in conjunction with accompanying drawing illustrated embodiment, the present invention is further illustrated.
As shown in Figure 1 to Figure 3, the invention discloses a kind of replaceable energy dissipation component of shear wall foundation, it includes
The linkage section 3 at upper and lower two ends and the main paragraph 4 of centre.
Wherein, as shown in Figures 2 to 4, linkage section respectively include connect end plate 6 and for shear wall phase
Energy dissipating connector even, the concrete structure of energy dissipating connector can be configured according to specific circumstances, the present embodiment
In, energy dissipating connector includes connecting guide rail 5 and connecting guide rail bolt hole 7, connects guide rail 5 and is fixedly installed
On the end face connecting end plate 6, connect guide rail bolt hole 7 and arrange through connecting guide rail 5.
As shown in Fig. 5 to Fig. 8, main paragraph 4 includes being positioned at the concrete filled steel tube section of bottom and is arranged on steel pipe and mixes
Pre-always filled section above solidifying soil section, concrete filled steel tube section is cylindrical structure, including superposed resistance to compression
Steel plate 12, it is positioned at surrounding steel pipe 13, concrete 14 and anti-buckling inner core 15 as outer wall, such as Fig. 5
Shown in, resistance to compression steel plate 12 is welded and fixed with steel pipe 13 and is connected, anti-buckling inner core 15 be positioned at resistance to compression steel plate 12,
Steel pipe 13 and lower end connect the center position of the confined space that end plate 6 surrounds, anti-buckling inner core 15 with under
Portion connects end plate 6 and welds.In the present embodiment, in order to prevent anti-buckling inner core 15 end from destroying, special anti-in the wrong
The end of bent inner core 15 is provided with reinforcement 16 separately, and reinforcement 16 can be put by anti-buckling inner core 15 cross section
The cross section making greatly i.e. reinforcement 16 is arranged more than the cross section of anti-buckling inner core 15, it is also possible to for anti-buckling inner core
Additional ribbed stiffener, reinforcement 16 passes resistance to compression steel plate 12 setting concordant with the upper surface of its resistance to compression steel plate 12,
Concrete 14 fills the white space of above-mentioned confined space, the most anti-buckling inner core 15 and reinforcement 16 surface
It is coated with machine oil or upper film forms machine oil layer or film layer, to prevent from boning with concrete 14.
The pre-always filled section of concrete filled steel tube section connection fixed above, as shown in Figure 5 and Figure 8, the most always fills
Section is positioned at upper end and connects between end plate 6 and upper end resistance to compression steel plate 12, and it includes oblique steel torr 8, multiple resistance to compression steel
Pad 9 and pretension coil 10, the two ends up and down of oblique steel torr 8 be connected with upper end respectively end plate 6, anti-buckling in
The reinforcement 16 at core top is welded and fixed connection, as it is shown in fig. 7, multiple resistance to compression steel plate washer is the most uniformly located at
Tiltedly in the space between steel torr 8 and resistance to compression steel plate 12, resistance to compression steel plate washer 9 fills in oblique steel torr 8 and resistance to compression steel plate
Behind space between 12, its peripheral shroud sets pretension coil 10 to provide pretightning force, as it is shown in fig. 7, pre-stringing
It is peripheral that circle is enclosed within resistance to compression steel plate washer, for preventing coming off of pretension coil, can set in resistance to compression steel plate washer outer ring
Count a groove with fixing pretension coil.Owing to being waled by pretension coil, resistance to compression steel plate washer 9 will be made to have inwardly
The trend received.Pretension coil can be the form of the prestress wire of annular, is wrapped in the resistance to compression of annular spread
Steel plate washer is peripheral, as long as will provide a clamping force by pre-for steel strand wires stretch-draw.
By processing the coefficientoffrictionμ increased between contact surface between resistance to compression steel plate washer 9 and resistance to compression steel plate 12,
Make coefficientoffrictionμ as far as possible more than 0.45.Existing " norm of steel structure design specification " 7.2.2 bar provides very
The processing method of multi-contact surface, such as it is 0.5 that sandblasting when component grade of steel is Q345 (ball) processes coefficient of friction, this
In coefficient of friction be the bigger the better, as far as possible more than 0.45, specification typically maximum takes 0.5, the processing method of specification or
As long as other reasonable processing methods meet easy construction, coefficient of friction is relatively big, and the requirement that durability degree is higher is all can
With use.
As shown in Figure 8, if resistance to compression steel plate washer 9 inclination angle is α, by design, can meet: tang
Tang α ＜ μ (1)
μ is the coefficient of friction between resistance to compression steel plate 12 and resistance to compression steel plate washer 9, and formula (1) illustrates resistance to compression steel plate washer
9 there is locking phenomenon, and no matter the N that makes a concerted effort of the active force of resistance to compression steel plate washer 9 is much, always has counter-force F=
μNyWith NxBalance, i.e. during tension, pressure-bearing steel plate washer can inwardly tighten up space when filling shear wall lifting, is subject to
During pressure, pressure-bearing steel plate washer will not be ejected by pressure.
During tension, as shown in Fig. 5 and Fig. 9, anti-buckling inner core 15 bears pulling force and extends, with steel tube concrete
Soil 14 disengages, and concrete filled steel tube will be caused to draw bad, simultaneously as anti-buckling inner core 15 extends, and oblique steel torr
Between 8 and resistance to compression steel plate 12, gap increases, and resistance to compression steel plate washer 9 is under the pretightning force effect that pretension coil 10 provides
Interior receipts, fill automatically by space.Reversely during pressurized, owing to gap is filled up the most automatically, steel pipe 13 and coagulation
Soil 14 can pressurized immediately, anti-buckling inner core 15 jointly bear pressure, steel with steel pipe 13 and concrete 14
Pipe 13 can ensure that concrete 14 makes concrete be in three dimension stress state；Concrete 14 again can be effectively
Prevent steel pipe 13 from cripling occurring.Interaction between steel pipe 13 and concrete 14 makes concrete 14
Destruction be changed into plastic failure by brittle break.The effect of contraction of steel pipe 13 and concrete 14 can ensure that anti-
Flexing inner core 15 can fully surrender the buckling failure without there is supporting member.
As shown in Figure 10 and Figure 11, present invention also offers a replaceable energy-dissipating structure, it include above-mentioned can be more
Change energy dissipation component and be positioned at the pre-buried linkage section 22 at the upper and lower two ends of energy dissipation component, the section of being vertically connected with 3 respectively with
Upper and lower pre-buried linkage section 22 connects, and as shown in Figure 10, upper and lower pre-buried linkage section 22 includes embedded board respectively
Part 21, in the present embodiment, it is steel plate, with the pre-buried fixing built-in connection being connected of plate 21, pre-buried connection
The concrete structure of part correspondence energy dissipating connector arranges to realize pre-buried linkage section and described replaceable energy dissipation component
Fixing connecting, to realize, replaceable energy-dissipating structure is overall and shearing in shear wall for pre-buried plate 21 pre-plugged
The fixing connection of wall construction.
In the present embodiment, built-in connection includes pre-buried guide rail 18, pre-buried guide rail bolt hole 19, pre-buried end plate
20, pre-buried plate 21, pre-buried end plate 20 and pre-buried guide rail 18 three are welded and fixed connection successively, pre-buried
The connection guide rail 5 of the corresponding energy dissipating connector of guide rail 18 is arranged, and pre-buried guide rail 18 also has pre-buried guide rail bolt
Hole 19, as shown in Figure 10, connects guide rail 5 and snaps in pre-buried guide rail 18, and high-strength bolt 17 is led through connection
Rail bolt hole 7 and pre-buried guide rail bolt hole 19, provide connect guide rail 5 and pre-buried by tightening high-strength bolt 17
Frictional force between guide rail 18 contact surface realizes the connection between linkage section 3 and pre-buried linkage section 22.
Additionally, the longitudinal reinforcement end on shear wall or basis is welded on pre-buried end plate 20 improves pre-buried linkage section
Anti-pulling ability.
First the replaceable energy dissipation component of shearing foundation and pre-buried linkage section are prefabricated in the factory, during construction, by pre-buried
Linkage section 22 puts into the steel reinforcement cage on shear wall and basis, shear wall and basis longitudinal reinforcement end is respectively welded
On upper and lower pre-buried end plate 20, last formwork supporting plate casting concrete, the such as Figure 10 of the shear wall after having poured
Shown in.After concrete reaches some strength, replaceable foundation energy dissipation component is installed, such as Figure 10, mainly leads to
Crossing connection guide rail 5 and snap in pre-buried guide rail 18, high-strength bolt 17 is through connecting guide rail bolt hole 7 and pre-buried leading
Rail bolt hole 19, provides between connection guide rail 5 and pre-buried guide rail 18 contact surface by tightening high-strength bolt 17
Frictional force realize the connection between linkage section 3 and pre-buried linkage section 22.Shear wall after installation such as figure
Shown in 1. after earthquake terminates, the replaceable energy dissipation component of destruction by unclamping high-strength bolt 17, can be unloaded,
The quick reparation of shear wall function can be realized after installing new replaceable energy dissipation component again.
The above-mentioned description to embodiment is to be understood that for ease of those skilled in the art and use
The present invention.These embodiments obviously easily can be made various amendment by person skilled in the art, and
General Principle described herein is applied in other embodiments without through performing creative labour.Therefore, originally
Invention is not limited to above-described embodiment, and those skilled in the art are according to the announcement of the present invention, without departing from scope
Improvement and the amendment made all should be within protection scope of the present invention.
Claims (10)
1. the replaceable energy dissipation component of shear wall foundation, it is characterised in that: include upper and lower two ends linkage section and
Middle main paragraph；
Described linkage section removably connects with shear wall, including connecting end plate and fixing even with the described end plate that is connected
The energy dissipating connector connect；
Described main paragraph includes concrete filled steel tube section and pre-the most always filled section:
Described concrete filled steel tube section includes superposed resistance to compression steel plate, is positioned at the surrounding steel pipe, mixed as outer wall
Solidifying native and anti-buckling inner core, described anti-buckling inner core is positioned at described resistance to compression steel plate, steel pipe and lower end and connects end
End plate it is connected with described lower end solid bottom the center position of the confined space that plate surrounds, and described anti-buckling inner core
Fixed connection, top passes described resistance to compression steel plate and arranges, the white space of confined space described in described Concrete Filled；
Described pre-always filled section connects between end plate and upper end resistance to compression steel plate in described upper end, including oblique steel torr,
Multiple resistance to compression steel plate washers and pretension coil, the described oblique upper and lower two ends of steel torr are connected end plate respectively, prevent bending with upper end
Bent inner core top is fixing to be connected, and the plurality of resistance to compression steel plate washer is located at gap between described oblique steel torr and resistance to compression steel plate
In, it is peripheral to provide pretightning force that the plurality of resistance to compression steel plate washer is located at by described pretension coil hoop.
The replaceable energy dissipation component of shear wall foundation the most according to claim 1, it is characterised in that disappear described in:
Can include connecting guide rail and connecting guide rail bolt hole by connector, described connection guide rail bolt hole passes described connection
Guide rail is arranged, and described connection guide rail is fixedly installed on the end face of described connection end plate.
The replaceable energy dissipation component of shear wall foundation the most according to claim 1, it is characterised in that: described anti-
Flexing inner core top is provided with reinforcement to prevent anti-buckling inner core end from destroying, and reinforcement passes described resistance to compression steel plate
Fix with described oblique steel backing portion afterwards and be connected.
The replaceable energy dissipation component of shear wall foundation the most according to claim 3, it is characterised in that add described in:
Strong part diameter of section is additional ribbed stiffener more than described anti-buckling inner core diameter of section or described reinforcement.
The replaceable energy dissipation component of shear wall foundation the most according to claim 3, it is characterised in that: anti-buckling
Inner core and described reinforcement surface are provided with machine oil layer or film layer to prevent and described concrete binding.
The replaceable energy dissipation component of shear wall foundation the most according to claim 1, it is characterised in that: according to tang α
＜ μ determines the inclined angle alpha size of described resistance to compression steel plate washer, and wherein, μ is described resistance to compression steel plate and resistance to compression steel pad
Coefficient of friction between sheet.
7. according to the replaceable energy dissipation component of shear wall foundation described in claim 1 or 6, it is characterised in that: institute
State the resistance to compression steel plate washer coefficientoffrictionμ with resistance to compression steel plate contact surface more than 0.45.
The replaceable energy dissipation component of shear wall foundation the most according to claim 3, it is characterised in that: described anti-
Laminated steel and steel-pipe welding, anti-buckling inner core is connected end plate welding with bottom, and described reinforcement welds with oblique steel torr,
Tiltedly steel torr is connected end plate welding with upper end；
Preferably, described anti-buckling inner core is mild steel inner core；
Preferably, the corresponding described pretension coil in the periphery of the plurality of resistance to compression steel plate washer offers groove with fixing described
Pretension coil；
Preferably, described pretension coil is prestress wire.
9. a replaceable energy-dissipating structure, it is characterised in that: include as described in any one of claim 1 to 8
Replaceable energy dissipation component and be positioned at the upper and lower two ends of replaceable energy dissipation component coupled pre-buried linkage section, institute
State pre-buried linkage section and include that pre-buried plate and built-in connection, described built-in connection are fixed on described embedded board
On part, the corresponding described energy dissipating connecting-piece structure of built-in connection arrange with realize described pre-buried linkage section with described can
Changing the fixing connection of energy dissipation component, described pre-buried plate pre-plugged is described replaceable to realize in shear wall
Energy-dissipating structure is connected with the fixing of shear wall structure.
Replaceable energy-dissipating structure the most according to claim 9, it is characterised in that: described built-in connection bag
Including the pre-buried end plate of fixing connection and pre-buried guide rail, described pre-buried guide rail is to above answering described connection guide rail bolt hole
Arranging pre-buried guide rail bolt hole with clamping and through being bolted described connection guide rail, described pre-buried end plate is for solid
Surely described pre-buried guide rail and described pre-buried plate are connected；
Preferably, the longitudinal reinforcement end on shear wall or basis and described pre-buried end plate are welded to connect to improve pre-buried
The anti-pulling ability of linkage section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410397936.2A CN104213651B (en) | 2014-08-13 | 2014-08-13 | A kind of replaceable energy dissipation component of shear wall foundation and energy-dissipating structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410397936.2A CN104213651B (en) | 2014-08-13 | 2014-08-13 | A kind of replaceable energy dissipation component of shear wall foundation and energy-dissipating structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104213651A CN104213651A (en) | 2014-12-17 |
| CN104213651B true CN104213651B (en) | 2016-08-24 |
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| CN112030725B (en) * | 2020-08-21 | 2021-09-07 | 上海应用技术大学 | Self-resetting bridge pier column structure system with built-in grading energy consumption device and construction method |
| CN112030726A (en) * | 2020-08-21 | 2020-12-04 | 上海应用技术大学 | Self-resetting bridge pier column structure system with external grading energy consumption devices and construction method |
| CN114046078A (en) * | 2021-10-24 | 2022-02-15 | 北京工业大学 | Assembly type shear wall with replaceable edge component |
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