CN104213651A - Shear wall corner replaceable energy dissipation component and energy dissipation structure - Google Patents
Shear wall corner replaceable energy dissipation component and energy dissipation structure Download PDFInfo
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- CN104213651A CN104213651A CN201410397936.2A CN201410397936A CN104213651A CN 104213651 A CN104213651 A CN 104213651A CN 201410397936 A CN201410397936 A CN 201410397936A CN 104213651 A CN104213651 A CN 104213651A
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Abstract
The invention provides a shear wall corner replaceable energy dissipation component, which comprises connecting sections and a main body section, wherein the connecting sections are arranged at the upper and lower ends, the main body section is arranged in the middle, the connecting sections are used for connecting a shear wall, the main body section comprises a steel pipe concrete section and a pre-tightening self filling section, the steel pipe concrete section comprises a pressure-resistant steel plate, steel pipes, concrete and an anti-bending inner core, the pressure-resistant steel plate is positioned at the upper part, the steel pipes are positioned on the periphery and are used as outer walls, the concrete and the anti-bending inner core are positioned at the inside, the pre-tightening self filling section comprises an inclined steel supporter, a plurality of pressure-resistant steel gaskets and a pre-tightening coil, when being pulled, the anti-bending inner core and the steel pipe concrete are disconnected, the steel pipe concrete cannot be damaged through pulling, and the pre-tightening self filling section can automatically fill gaps formed through pulling, so when being reversely stressed, the steel pipe concrete can immediately receive the force, the anti-bending inner core and the steel pipe concrete simultaneously bear the pressure, through the design, the damage of the shear wall can be concentrated on the replaceable component, and in addition, the shear wall corner replaceable energy dissipation component and the shear wall are detachably connected, so the anti-seismic function of the shear wall can be fast recovered through replacing the replaceable component after an earthquake.
Description
Technical field
The invention belongs to technical field of buildings, relate to antidetonation shock attenuation technology, especially the antidetonation shock attenuation technology of high building structure reinforced concrete shear wall.
Background technology
Earthquake not only can cause direct economic loss, its also can cause produce temporarily stop or reducing, there is the indirect economic loss such as the minimizing of disturbance or exogenous investment in original balanced economy system, earthquake experience in the past shows, 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 be most widely used in high-level structure, in providing fortification against earthquakes, there is important function, in high-level structure, the Main Function of reinforced concrete shear wall is to provide larger rigidity and bearing capacity, under macroseism, the shear wall foot concrete often serious conquassation of flexure type failure mode design, compressive reinforcement is seriously surrendered, repair after giving shake and bring difficulty, therefore quick detachable replaceable energy dissipation component is set in the region of the destructibles such as shear wall foundation, by guiding, seismic energy is concentrated on replaceable energy dissipation component, available protecting agent structure can exempt from destruction, and carry out changing to replaceable energy dissipation component after shake can the function of seismic resistance of quick-recovery shear wall soon, thus effectively reduce indirect economic loss.
General concrete wall sheet Compressive Bearing Capacity is about the 3-5 of tensile bearing capacity doubly, and existing sinker or tension compression bearing all exist the unmatched phenomenon of rigidity or bearing capacity and shear wall, such as: viscous damper or friction energy dissipation device rigidity too small; Metal mold sinker or anti-buckling support tension and compression bearing capacity substantially equal, do not mate much larger than this feature of tensile bearing capacity with concrete shear force wall resistance to compression; Mild steel neoprene bearing, employing rubber is material, and shear wall rigidity can be caused obviously to decline.Therefore, require further study to develop the replaceable foundation energy dissipation component being applicable to reinforced concrete shear wall.
Summary of the invention
The object of the present invention is to provide the replaceable energy dissipation component of a kind of shear wall foundation; this energy dissipation component possesses larger Anti-pull-press rigidity; good ductility and energy dissipation capacity, can guide seismic energy and concentrate on replaceable energy dissipation component, exempt from destruction with available protecting agent structure.Meanwhile, by replacing replaceable energy dissipation component after shake, can the function of seismic resistance of quick-recovery shear wall soon, thus effectively reduce the indirect economic loss that earthquake causes.
For achieving the above object, solution of the present invention is:
The replaceable energy dissipation component of a kind of shear wall foundation, comprises the linkage section at upper and lower two ends and the main paragraph of centre;
Described linkage section be connected shear wall and removably connect, comprise and connect end plate and energy dissipating connector;
Described main paragraph comprises concrete filled steel tube section and pre-always filled section:
Described concrete filled steel tube section comprises superposed resistance to compression steel plate, be positioned at surrounding as the steel pipe of outer wall, concrete and anti-buckling inner core, described anti-buckling inner core is positioned at the center position that described resistance to compression steel plate, steel pipe and lower end connect the confined space that end plate surrounds, and be connected end plate with described lower end bottom described anti-buckling inner core and be fixedly connected with, 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, comprise oblique steel holder, multiple resistance to compression steel plate washer and pretension coil, it is described that the oblique upper and lower two ends of steel holder are connected end plate respectively with upper end, anti-buckling inner core top is fixedly connected with, described multiple resistance to compression steel plate washer is located between described oblique steel holder and resistance to compression steel plate 12 in gap, and it is peripheral to provide pretightning force that described multiple resistance to compression steel plate washer is located at by described pretension coil hoop.
Preferably, described energy dissipating connector comprises connection guide rail and connection guide rail bolt hole, and described connection guide rail bolt hole is arranged through described connection guide rail, and described connection guide rail is fixedly installed on an end face of described connection end plate.
Described anti-buckling inner core top is provided with reinforcement and destroys to prevent anti-buckling inner core end, and described reinforcement is fixedly connected with described oblique steel backing portion through after described resistance to compression steel plate.
Described reinforcement is amplified the stiffening rib be made or for adding by anti-buckling inner core cross section;
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 for described in establish friction factor between resistance to compression steel plate and resistance to compression steel plate washer.
The coefficientoffrictionμ of described resistance to compression steel plate washer and resistance to compression steel plate contact surface is greater than 0.45.
Described resistance to compression steel plate and steel-pipe welding, anti-buckling inner core is connected end plate and welds with bottom, reinforcement welds with oblique steel holder, and oblique steel holder is connected end plate and welds with upper end.
The corresponding described pretension coil in periphery of described multiple resistance to compression steel plate washer offers groove with fixing described pretension coil;
Preferably, described pretension coil is prestress wire.
Present invention also offers a kind of replaceable energy-dissipating structure, comprise aforesaid replaceable energy dissipation component and be positioned at the upper and lower two ends of replaceable energy dissipation component and coupled pre-buried linkage section, described pre-buried linkage section comprises pre-buried plate and built-in connection, described built-in connection is fixed on described pre-buried plate, the corresponding described energy dissipating connecting-piece structure of built-in connection arranges to realize being fixedly connected with of described pre-buried linkage section and described replaceable energy dissipation component, described pre-buried plate pre-plugged in shear wall to realize being fixedly connected with of described replaceable energy-dissipating structure and shear wall structure.
Preferably, described built-in connection comprises the pre-buried end plate and pre-buried guide rail that are fixedly connected with, described pre-buried guide rail is to above arranging pre-buried guide rail bolt hole with clamping and through being bolted described connection guide rail by described connection guide rail bolt hole, and described pre-buried end plate is used for being fixedly connected with described pre-buried guide rail and described pre-buried plate.
Preferably, the longitudinal reinforcement end on shear wall or basis and described pre-buried end plate are welded to connect the anti-pulling ability improving pre-buried linkage section.
Owing to adopting such scheme, the invention has the beneficial effects as follows:
Illustrated replaceable energy dissipation component can meet rigidity and the requirement for bearing capacity of shear wall structure, and ductility is good, and power consumption is stable, by guiding, seismic energy being concentrated on replaceable energy dissipation component, available protecting agent structure can exempt from destruction.Meanwhile, replaceable energy dissipation component with adopt between shear wall and the mode that removably connects such as can be connected by bolt, replace replaceable energy dissipation component after shake, thus can the function of seismic resistance of quick-recovery shear wall soon, it adopts common building materials to make in addition, easy to utilize.
Specifically, replaceable energy dissipation component adopts three stage structure, wherein, upper and lower side be linkage section for removably connecting with shear wall, when replaceable energy dissipation component is damaged in earthquake, conveniently carries out dismantle by linkage section and change.
Interlude is that main paragraph is for energy-eliminating shock-absorbing, main paragraph includes concrete filled steel tube section and pre-always filled section, concrete filled steel tube section comprises anti-buckling inner core, concrete, steel pipe and resistance to compression steel plate, 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.Pre-always filled section agent structure is filled in oblique steel holder by resistance to compression steel plate washer and is formed, and resistance to compression steel plate washer is peripheral is also provided the clamping force pointing to the center of circle by pretension coil.Anti-buckling core surface oiling, with concrete filled steel tube without being connected, be connected end plate with the oblique steel holder in top and bottom and weld, end local strengthening prevents end from destroying.During tension, anti-buckling inner core bears pulling force and extends, and throws off with concrete, concrete pulling can not be caused bad, meanwhile, because inner core extends, between the pressure-bearing steel plate on oblique steel holder and concrete filled steel tube top, gap increases, and resistance to compression steel plate washer is adduction under pretightning force effect, by space automatic filling.During reverse pressurized, because gap is filled up automatically, concrete filled steel tube can pressurized immediately, and jointly bear pressure by anti-buckling inner core and concrete filled steel tube, concrete filled steel tube can prevent anti-buckling inner core compressive buckling, thus can effectively realize shock-resistant and energy-dissipating effect.
Simultaneously, present invention also offers a kind of replaceable energy-dissipating structure, it comprises replaceable energy dissipation component and is positioned at the upper and lower two ends of replaceable energy dissipation component and coupled pre-buried linkage section, by pre-buried linkage section, conveniently can realize installation and the replacing of replaceable energy dissipation component.
Accompanying drawing explanation
Fig. 1 is the replaceable foundation parts reinforced concrete shear wall structure schematic diagram of replaceable energy dissipation component one embodiment;
Fig. 2 is schematic front view embodiment illustrated in fig. 1;
Fig. 3 is that schematic diagram is looked on a left side embodiment illustrated in fig. 1;
Fig. 4 is bright schematic top plan view embodiment illustrated in fig. 1;
Fig. 5 is that middle main paragraph master embodiment illustrated in fig. 1 is depending on generalized section (comprising the connection end plate of linkage section);
Fig. 6 is that middle main paragraph A-A embodiment illustrated in fig. 5 is to schematic diagram;
Fig. 7 is the distribution schematic diagram of middle resistance to compression pad embodiment illustrated in fig. 5;
Fig. 8 is the structural representation of middle resistance to compression pad embodiment illustrated in fig. 7
Fig. 9 be embodiment illustrated in fig. 5 in the scheme of installation of pre-always filled section and concrete filled steel tube section
Figure 10 is the scheme of installation in replaceable energy-dissipating structure one embodiment;
Figure 11 be embodiment illustrated in fig. 10 in connection close-up schematic view;
Wherein, shear wall 1, basis 2, linkage section 3, main paragraph 4, connection guide rail 5, connection end plate 6, connection guide rail bolt hole 7, tiltedly steel holder 8, resistance to compression pad 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 the replaceable energy dissipation component of a kind of shear wall foundation, it comprises 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 comprises respectively and connects end plate 6 and the energy dissipating connector for being connected with shear wall, the concrete structure of energy dissipating connector can be arranged according to specific circumstances, in the present embodiment, energy dissipating connector comprises connection guide rail 5 and connection guide rail bolt hole 7, and connection guide rail 5 is fixedly installed on an end face of connection end plate 6, and connection guide rail bolt hole 7 is arranged through connection guide rail 5.
As shown in Fig. 5 to Fig. 8, main paragraph 4 comprises the concrete filled steel tube section being positioned at bottom and the pre-always filled section be arranged on above concrete filled steel tube section, concrete filled steel tube section is cylindrical structure, comprise superposed resistance to compression steel plate 12, be positioned at surrounding as the steel pipe 13 of outer wall, concrete 14 and anti-buckling inner core 15, as shown in Figure 5, resistance to compression steel plate 12 is welded and fixed with steel pipe 13 and is connected, anti-buckling inner core 15 is positioned at the center position that resistance to compression steel plate 12, steel pipe 13 and lower end connect the confined space that end plate 6 surrounds, and anti-buckling inner core 15 is connected end plate 6 and welds with bottom.In the present embodiment, destroy to prevent anti-buckling inner core 15 end, spy is provided with reinforcement 16 separately in the end of anti-buckling inner core 15, reinforcement 16 can amplify by anti-buckling inner core 15 cross section the cross section that the cross section of making i.e. reinforcement 16 is greater than anti-buckling inner core 15 and arrange, also stiffening rib can be added for anti-buckling inner core, reinforcement 16 passes resistance to compression steel plate 12 and setting concordant with the upper surface of its resistance to compression steel plate 12, the white space of above-mentioned confined space filled by concrete 14, simultaneously anti-buckling inner core 15 and reinforcement 16 surface are coated with machine oil or upper film forming machine oil reservoir or rete, to prevent from boning with concrete 14.
Pre-always filled section is fixedly connected with above concrete filled steel tube section, as shown in Figure 5 and Figure 8, pre-always filled section connects between end plate 6 and upper end resistance to compression steel plate 12 in upper end, it comprises oblique steel holder 8, multiple resistance to compression steel plate washer 9 and pretension coil 10, the two ends up and down of oblique steel holder 9 are connected end plate 6 with upper end respectively, the reinforcement 16 at anti-buckling inner core top is welded and fixed connection, as shown in Figure 7, multiple resistance to compression steel plate washer is evenly located in the space between oblique steel holder 9 and resistance to compression steel plate 12 in the form of a ring, after resistance to compression steel plate washer 9 fills in the space between oblique steel holder 8 and resistance to compression steel plate 12, its peripheral shroud establishes pretension coil 10 to provide pretightning force, as shown in Figure 7, pretension coil is enclosed within resistance to compression steel plate washer periphery, for preventing coming off of pretension coil, a groove can be designed with fixing pretension coil in resistance to compression steel plate washer outer ring.Owing to being waled by pretension coil, the trend of the oriented adduction of resistance to compression steel plate washer 9 will be made.Pretension coil can be the form of the prestress wire of annular, and the resistance to compression steel plate washer being wrapped in annular spread is peripheral, as long as will provide a clamping force by pre-for steel strand 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 be greater than 0.45 as far as possible.Existing " norm of steel structure design specifications " 7.2.2 bar provides the processing method of a lot of contact surface, it is 0.5 that such as, when component grade of steel is Q345 sandblasting (ball) processes friction factor, here friction factor is the bigger the better, be greater than 0.45 as far as possible, specification is generally maximum gets 0.5, as long as the processing method of specification or other reasonable processing methods meet easy construction, friction factor is comparatively large, and the requirement that durability degree is higher all can adopt.
As shown in Figure 8, if resistance to compression steel plate washer 9 angle of slope is α, by design, can meet: tang
tangα＜μ (1)
μ is the friction factor between resistance to compression steel plate 12 and resistance to compression steel plate washer 9, and formula (1) illustrates that locking phenomenon appears in resistance to compression steel plate washer 9, 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 a counter-force F=μ N
ywith N
xbalance, namely during tension, pressure-bearing steel plate washer 9 inwardly can tighten up space when filling shear wall lifting, and during pressurized, pressure-bearing steel plate washer 9 can 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, throw off with concrete filled steel tube 14, will concrete filled steel tube be caused to draw bad, simultaneously, because anti-buckling inner core 15 extends, between oblique steel holder 8 and resistance to compression steel plate 12, gap increases, and adduction under the pretightning force effect that resistance to compression steel plate washer 9 provides at pretension coil 10, by space automatic filling.During reverse pressurized, because gap is filled up automatically, steel pipe 13 and concrete 14 can pressurizeds immediately, and jointly bear pressure by anti-buckling inner core 15 with steel pipe 13 and concrete 14, steel pipe 13 can ensure that concrete 14 makes concrete be in three dimension stress state; Concrete 14 can prevent again steel pipe 13 from cripling occurring effectively.Interaction between steel pipe 13 and concrete 14 makes the destruction of concrete 14 change plastic failure into by brittle fracture.The effect of contraction of steel pipe 13 and concrete 14 can ensure that anti-buckling inner core 15 fully can be surrendered and the buckling failure of supporting member can not occur.
As shown in Figure 10 and Figure 11, present invention also offers a replaceable energy-dissipating structure, it pre-buried linkage section 22 comprising above-mentioned replaceable energy dissipation component and be positioned at the upper and lower two ends of energy dissipation component, upper and lower linkage section 3 is connected with upper and lower pre-buried linkage section 22 respectively, as shown in Figure 8, on, lower pre-buried linkage section 22 comprises pre-buried plate 21 respectively, in the present embodiment, it is steel plate, the built-in connection be fixedly connected with pre-buried plate 21, the concrete structure of the corresponding energy dissipating connector of built-in connection arranges to realize being fixedly connected with of pre-buried linkage section and described replaceable energy dissipation component, pre-buried plate 21 pre-plugged in shear wall to realize overall being fixedly connected with shear wall structure of replaceable energy-dissipating structure.
In the present embodiment, built-in connection comprises 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, the connection guide rail 5 of the corresponding energy dissipating connector of pre-buried guide rail 18 is arranged, pre-buried guide rail 18 also has pre-buried guide rail bolt hole 19, as shown in Figure 10, connection guide rail 5 snaps in pre-buried guide rail 9, high-strength bolt 17 is through connection guide rail bolt hole 7 and pre-buried guide rail bolt hole 19, by tightening the connection that high-strength bolt 17 provides the frictional force between connection guide rail 5 and pre-buried guide rail 9 contact surface to realize between linkage section 3 and pre-buried linkage section 22.
In addition, the longitudinal reinforcement end on shear wall or basis is welded on the anti-pulling ability pre-buried end plate 20 improving pre-buried linkage section.
First the replaceable energy dissipation component of shearing foundation and pre-buried linkage section are prefabricated in the factory, during construction, pre-buried linkage section 22 is put into the reinforcing cage on shear wall and basis, shear wall and basic longitudinal reinforcement end are welded on upper and lower pre-buried end plate 20 respectively, last formwork supporting plate concreting, the shear wall after having built as shown in Figure 8.Reach after some strength until concrete, replaceable foundation energy dissipation component is installed, as Figure 10, snap in pre-buried guide rail 9 mainly through connection guide rail 5, high-strength bolt 17 through connection guide rail bolt hole 7 and pre-buried guide rail bolt hole 19, by tightening the connection that high-strength bolt 17 provides the frictional force between connection guide rail 5 and pre-buried guide rail 9 contact surface to realize between linkage section 3 and pre-buried linkage section 22.Shear wall after installation is as shown in Figure 1. and after earthquake terminates, by unclamping high-strength bolt 17, the replaceable energy dissipation component of destruction can be unloaded, the quicker reparation of shear wall function can be realized after installing new replaceable energy dissipation component.
Above-mentioned is can understand for ease of those skilled in the art and use the present invention to the description of embodiment.Person skilled in the art obviously easily can make various amendment to these embodiments, and General Principle described herein is applied in other embodiments and need not through performing creative labour.Therefore, the invention is not restricted to above-described embodiment, those skilled in the art, according to announcement of the present invention, do not depart from improvement that scope makes and amendment all should within protection scope of the present invention.
Claims (10)
1. the replaceable energy dissipation component of shear wall foundation, is characterized in that: comprise the linkage section at upper and lower two ends and the main paragraph of centre;
Described linkage section and shear wall removably connect, comprise connect end plate and with the described energy dissipating connector being connected end plate and being fixedly connected with;
Described main paragraph comprises concrete filled steel tube section and pre-always filled section:
Described concrete filled steel tube section comprises superposed resistance to compression steel plate, be positioned at surrounding as the steel pipe of outer wall, concrete and anti-buckling inner core, described anti-buckling inner core is positioned at the center position that described resistance to compression steel plate, steel pipe and lower end connect the confined space that end plate surrounds, and be connected end plate with described lower end bottom described anti-buckling inner core and be fixedly connected with, 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, comprise oblique steel holder, multiple resistance to compression steel plate washer and pretension coil, it is described that the oblique upper and lower two ends of steel holder are connected end plate respectively with upper end, anti-buckling inner core top is fixedly connected with, described multiple resistance to compression steel plate washer is located between described oblique steel holder and resistance to compression steel plate in gap, and it is peripheral to provide pretightning force that described multiple resistance to compression steel plate washer is located at by described pretension coil hoop.
2. the replaceable energy dissipation component of shear wall foundation according to claim 1, it is characterized in that: described energy dissipating connector comprises connection guide rail and connection 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.
3. the replaceable energy dissipation component of shear wall foundation according to claim 1, it is characterized in that: described anti-buckling inner core top is provided with reinforcement and destroys to prevent anti-buckling inner core end, described reinforcement is fixedly connected with described oblique steel backing portion through after described resistance to compression steel plate.
4. the replaceable energy dissipation component of shear wall foundation according to claim 3, is characterized in that: described reinforcement diameter of section is greater than described anti-buckling inner core diameter of section or described reinforcement is additional stiffening rib.
5. the replaceable energy dissipation component of shear wall foundation according to any one of claims 1 to 3, is characterized in that: anti-buckling inner core and reinforcement surface are provided with machine oil layer or rete to prevent and described concrete binding.
6. the replaceable energy dissipation component of shear wall foundation according to claim 1, it is characterized in that: the inclined angle alpha size determining described resistance to compression steel plate washer according to tang α < μ, wherein, μ for described in establish friction factor between resistance to compression steel plate and resistance to compression steel plate washer.
7. the replaceable energy dissipation component of shear wall foundation according to claim 1 or 6, is characterized in that: the coefficientoffrictionμ of described resistance to compression steel plate washer and resistance to compression steel plate contact surface is greater than 0.45.
8. the replaceable energy dissipation component of shear wall foundation according to claim 1, it is characterized in that: described resistance to compression steel plate and steel-pipe welding, anti-buckling inner core is connected end plate and welds with bottom, reinforcement welds with oblique steel holder, oblique steel holder is connected end plate and welds with upper end;
Preferably, described anti-buckling inner core is mild steel inner core;
Preferably, the corresponding described pretension coil in the periphery of described multiple 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 characterized in that: comprise the replaceable energy dissipation component as described in any one of claim 1 to 8 and be positioned at the upper and lower two ends of replaceable energy dissipation component and coupled pre-buried linkage section, described pre-buried linkage section comprises pre-buried plate and built-in connection, described built-in connection is fixed on described pre-buried plate, the corresponding described energy dissipating connecting-piece structure of built-in connection arranges to realize being fixedly connected with of described pre-buried linkage section and described replaceable energy dissipation component, described pre-buried plate pre-plugged in shear wall to realize being fixedly connected with of described replaceable energy-dissipating structure and shear wall structure.
10. replaceable energy-dissipating structure according to claim 9, it is characterized in that: described built-in connection comprises the pre-buried end plate and pre-buried guide rail that are fixedly connected with, described pre-buried guide rail is to above arranging pre-buried guide rail bolt hole with clamping and through being bolted described connection guide rail by described connection guide rail bolt hole, and described pre-buried end plate is used for being fixedly connected with described pre-buried guide rail and described pre-buried plate;
Preferably, the longitudinal reinforcement end on shear wall or basis and described pre-buried end plate are welded to connect the anti-pulling ability improving pre-buried linkage section.
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| CN106801481A (en) * | 2017-03-06 | 2017-06-06 | 同济大学 | A kind of steel plate concrete shear wall of replaceable local compression damaged parts |
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| CN107130701A (en) * | 2017-06-15 | 2017-09-05 | 浙江科技学院 | Based on the earthquake-resistant building structure and construction method of function Coupled Shear Wall can be recovered |
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