CN204983213U - Dark big board shear wall structure that supports in prefabricated assembled area - Google Patents
Dark big board shear wall structure that supports in prefabricated assembled area Download PDFInfo
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- CN204983213U CN204983213U CN201520672590.2U CN201520672590U CN204983213U CN 204983213 U CN204983213 U CN 204983213U CN 201520672590 U CN201520672590 U CN 201520672590U CN 204983213 U CN204983213 U CN 204983213U
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 95
- 239000010959 steel Substances 0.000 claims abstract description 95
- 230000003014 reinforcing Effects 0.000 claims abstract description 41
- 239000004567 concrete Substances 0.000 claims abstract description 34
- 230000002787 reinforcement Effects 0.000 claims abstract description 23
- 241001669679 Eleotris Species 0.000 claims abstract description 20
- 239000011150 reinforced concrete Substances 0.000 claims abstract description 11
- 238000011065 in-situ storage Methods 0.000 claims abstract description 8
- 210000003205 Muscles Anatomy 0.000 claims abstract description 5
- 125000004122 cyclic group Chemical group 0.000 claims description 13
- 238000010008 shearing Methods 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 210000000282 Nails Anatomy 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 claims 1
- 240000004282 Grewia occidentalis Species 0.000 abstract 3
- 239000003351 stiffener Substances 0.000 abstract 3
- 210000002356 Skeleton Anatomy 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 5
- 238000009415 formwork Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 210000003414 Extremities Anatomy 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
Abstract
The utility model provides a big board shear wall structure is secretly supported in prefabricated assembled area, includes that upper and lower prefabricated area secretly supports big board of reinforced concrete and cast in situ concrete, the big board of reinforced concrete is secretly supported including prefabricating wallboard, four corners breach, provided groove mouth, distribution bar, lattice reinforcing bar, the vertical muscle of sleeper and stirrup, square steel tube, X -shaped steel bracing, ring stiffener rib in the area, the area is secretly supported the big board sleeper square steel tube of reinforced concrete and X -shaped steel bracing and is passed through that the L angle steel welds into the steel skeleton and the reinforcing bar is netted and the common atress of concrete, square steel tube top area stiffening rib just stretches into upper square steel tube certain distance, the jagged reinforcing bar of four corners breach, there is ring stiffener rib in middle part cell type breach region, the four corners breach passes through connecting reinforcement and the indirect overlap joint of breach reinforcing bar, and the indirect overlap joint of ring stiffener rib is then inserted through connecting reinforcement in middle part cell type breach region, the vertical connection of this structure is more reliable, the wholeness is better, bearing capacity improves by a wide margin and have the obvious multichannel antidetonation line of defence.
Description
Technical field
The utility model belongs to prefabricated building structure field, relates to pre-fabricated building structure, relates generally to prefabricated large plate shear wall structure system, the particularly large plate shear wall structure of one prefabricated assembled band concealed bracings and up and down connected node building method.
Background technology
Prefabricated costruction is assembled by precast unit or parts, is formed by connecting, adapt to the demand of industrialization of construction industry and housing industrialization development, have speed of application fast, make the plurality of advantages such as the high and environmental protection of precision is sustainable, this structural system is very extensive in European and American areas application; Domestic research mainly concentrates on pre-fabricated one field at present, and rare to the anti-seismic performance research of prefabricated assembled shear wall structure; Ensure that the key of prefabricated costruction anti-seismic performance is mainly reflected in the aspects such as the design of the construction measures such as node connection; The connected mode of the prefabricated assembled shear wall structure of tradition mainly contains: straight screw sleeve connection (containing shear connector), local unbonded reinforcement sleeve connection, angle steel solder design, reinforcing bar are connected with steel pipe bolt and prestressing force connection etc.; Existing experimental study shows, under these connected modes, the anti-seismic performance of assembling body of wall is all relatively better, but eventually or indirectly connects, and integral cast-in-situ formula shear wall structure compares, and still shows node and connects the shortcomings such as weak.
Traditional prefabricated assembled shear wall is along with the increase of structure height, and its thickness also can increase, and causes this kind of prefabricated assembled shear wall deadweight to increase, is unfavorable for transport and lifting, also comparatively unfavorable to the ductility improved under the supporting capacity of structure and geological process; Further, traditional prefabricated assembled shear wall structure does not establish sleeper, side column, and anti-vibration defense lines is single.
Summary of the invention
The utility model, for the deficiencies in the prior art, proposes the large plate shear wall structure of a kind of prefabricated assembled band concealed bracings; This kind of large plate shear wall is by the large plate of upper and lower prefabricated band concealed bracings steel concrete, and assembled rear cast-in-place necessary concrete forms at the scene; This kind of large plate of prefabricated band concealed bracings steel concrete indulges muscle by horizontal distribution reinforcing bar in prefabricated reinforced concrete wall panel, corner breach, reserved notch, wallboard, vertical distribution reinforcement, lattice reinforcing bar, sleeper, sleeper stirrup, sleeper square steel pipe, X-shaped steel diagonal brace, cyclic reinforcing rib form; This kind of large plate of prefabricated band concealed bracings steel concrete is containing sleeper, and sleeper core is containing square steel pipe, and in square steel pipe and wallboard, X-shaped steel diagonal brace is welded to connect, and square steel pipe and X-shaped steel diagonal brace form steel frame, and steel mesh reinforcement and concrete jointly stressed; Obviously, this kind of steel frame can not only improve the supporting capacity of prefabricated assembled large plate shear wall, the thickness of thinning this prefabricated units, thus can be applied in high-level structure and effectively alleviate dead load, meanwhile, this kind of steel frame be arranged so that originally only have the prefabricated assembled large plate shear wall of single anti-vibration defense lines to have multiple seismic-proof; In addition, the setting of corner breach and future insufficiency and the setting of cyclic reinforcing rib effectively can ensure the globality of upper and lower prefabricated assembled large plate shear wall connected node, ensure reliably to connect; Visible, this kind of prefabricated assembled band concealed bracings large plate shear wall supporting capacity is large and node connects reliable, can reach desirable ductile fracture under geological process.
The utility model is achieved through the following technical solutions:
The large plate shear wall structure of a kind of prefabricated assembled band concealed bracings, comprises the large plate of upper and lower prefabricated band concealed bracings steel concrete and cast-in-situ concrete;
The large plate of described band concealed bracings steel concrete comprises prefabricated panel, corner breach, reserved notch, distribution reinforcement, lattice reinforcing bar, sleeper indulge muscle and stirrup, square steel pipe, X-shaped steel diagonal brace, cyclic reinforcing rib;
Described band concealed bracings steel concrete large plate sleeper square steel pipe and X-shaped steel diagonal brace are welded into steel frame by L angle steel, and steel mesh reinforcement and concrete jointly stressed;
Described square steel pipe top tape stiffening rib and stretch into upper strata square steel pipe certain distance;
The jagged reinforcing bar of described corner breach, middle part grooved gap regions has cyclic reinforcing rib;
Described corner breach is overlapped indirectly by connecting reinforcement and breach reinforcing bar, and middle part grooved gap regions is then inserted cyclic reinforcing rib by connecting reinforcement and indirectly overlapped.
Compared with cast-in-situ steel reinforced concrete shear wall structure, the utility model major part component is all prefabricated in the factory productions, the more a small amount of necessary concrete of assembled after-pouring at the scene, and plant produced efficiency is high, and can ensure making precision and quality, environmental protection; With existing prefabricated costruction especially compared with existing prefabricated assembled large panel shear wall structure, the large plate shear wall structure of prefabricated assembled band concealed bracings of the present utility model, its upper and lower vertical node connects more reliable, globality is better, and the formation of steel frame makes supporting capacity significantly improve, effectively be thinned the thickness of shear wall, there is again obvious multiple seismic-proof simultaneously, and can show good under geological process.
Accompanying drawing explanation
Fig. 1 is the necessary reinforcing bar of the utility model upper strata prefabricated panel location colligation and axle side schematic diagram after upper and lower steel-pipe welding.
Fig. 2 is the positive elevational schematic view of the utility model a slice prefabricated assembled band concealed bracings large plate Shear Walls limb.
Fig. 3 is 1-1 and the 2-2 generalized section of Fig. 2.
Fig. 4 is lower node connection diagram on grooved region in the middle part of the large plate shear wall of the utility model prefabricated assembled band concealed bracings.
Fig. 5 is the axle side schematic diagram of the utility model a slice prefabricated assembled band concealed bracings reinforced concrete wall panel.
Fig. 6 be the utility model steel pipe and X-shaped steel diagonal brace node be welded to connect schematic diagram.
Fig. 7 is the prefabricated assembled large plate shear wall axle side schematic diagram that the utility model a slice has built connected node.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail:
The large plate shear wall of a kind of prefabricated assembled band concealed bracings, comprises the large plate of steel concrete arranging band concealed bracings, and cast-in-situ concrete 17;
The large plate of steel concrete of described band concealed bracings, the X-shaped steel diagonal brace 9 of 10 steel plates is followed closely in the built-in band shearing resistance of large plate;
The large plate of steel concrete of described band concealed bracings, sleeper is established on large plate both sides, and sleeper core establishes square steel pipe 13;
The large plate of steel concrete of described band concealed bracings, corner breach 16 established by large plate, reserved horizontal distribution reinforcing bar 2 and vertical distribution reinforcement 1;
The top of described square steel pipe 13 is connected to stiffening rib 14 at internal welding, and stiffening rib 14 stretches out the prefabricated large board wall body of lower floor and stretches into the prefabricated large board wall body certain distance in upper strata;
The large plate of steel concrete of described band concealed bracings, at upper and lower two ends, central region reserves grooved breach 5, arranges lattice reinforcing bar 6,7 in grooved breach 5;
Described lattice reinforcing bar 6,7 plays the effect of drawknot grooved breach 5 both sides dry wall sheet 4;
The large board wall body of described prefabricated assembled band concealed bracings is overlapped by breach reinforcing bar 1 and connecting reinforcement 3 indirectly at breach 16 place, and grooved breach 5 region, middle part is then overlapped indirectly by connecting reinforcement 3 and pre-buried cyclic reinforcing rib 8;
The large plate of steel concrete of described band concealed bracings, in its X-shaped steel diagonal brace 9 and sleeper, square steel pipe 13 adopts L angle steel 15 to weld;
The first step: the assembled large panel of the band concealed bracings that is prefabricated in the factory, large plate corner band jagged 16, and reserve grooved breach 5 at the middle part at upper and lower two ends, lattice reinforcing bar 6 is set in grooved breach 5, 7, first prefabricatedly follow closely the X-shaped steel diagonal brace 9 of 10 steel plates with shearing resistance and be welded with the square steel pipe 13 of stiffening rib 14, then colligation horizontal reinforcement 2 and vertical reinforcement 1, lattice reinforcing bar 6, 7 and sleeper indulges muscle 11 and sleeper stirrup 12 makes reinforcing cage, weld the node of X-shaped steel diagonal brace 9 and square steel pipe 13 with L angle steel after inserting X-shaped steel diagonal brace 9 and square steel pipe 13 again, square steel pipe 13 inherent prefabricated time not concreting, formwork after reinforcing bar and steel frame make, reserved necessary breach, concreting forms prefabricated assembled band concealed bracings reinforced concrete wall panel.
Second step: will be prefabricated in the factory and the assembled large panel reaching the prefabricated band concealed bracings of design strength transport to in-site installation location and temporary fixed after, bottom stiffening rib 14 is inserted in the square steel pipe 13 at breach 16 place, corner, left and right, and weld up and down, the connecting reinforcement 3 at breach 16 place, corner, left and right and the breach reinforcing bar 1 at breach 16 place, corner, left and right overlap indirectly, and the connecting reinforcement 3 in grooved breach 5 region, middle part inserts in pre-buried cyclic reinforcing rib 8.
3rd step: at breach 16 place, corner, left and right formwork, then microdilatancy type self-flowing dense concrete 17 is built in corner breach 16 and square steel pipe 13 to the left and right, this kind of concrete can improve new-old concrete interface switching performance, treat that cast-in-situ concrete 17 maintenance is complete, complete the making of the large plate shear-wall element of lower floor's prefabricated assembled band concealed bracings.
4th step: by prefabricated assembled for upper strata band concealed bracings large plate shear wall hoisted in position, corner 16, upper and lower layer prefabricated assembled band concealed bracings large plate shear wall left and right breach reinforcing bar 1 and connecting reinforcement 3 overlap indirectly, and middle part grooved breach 5 joint area reinforcing bar 3 overlaps indirectly through pre-buried cyclic reinforcing rib 8.
5th step: the bottom stiffening rib 14 at breach 16 place, corner, left and right is inserted in the square steel pipe 13 at breach 16 place, corner, left and right, and welded the node of upper and lower steel pipe 13.
6th step: at breach 16 place, corner, left and right formwork, then microdilatancy type self-flowing dense concrete is built in corner breach 16 and square steel pipe 13 to the left and right, treat that cast-in-situ concrete 17 maintenance is complete, complete the making of a large plate shear-wall element of typical case's prefabricated assembled band concealed bracings.
Claims (9)
1. the large plate shear wall structure of prefabricated assembled band concealed bracings, comprises the large plate of upper and lower prefabricated band concealed bracings steel concrete and cast-in-situ concrete; The large plate of described band concealed bracings steel concrete comprises prefabricated panel, corner breach, reserved notch, distribution reinforcement, lattice reinforcing bar, sleeper indulge muscle and stirrup, square steel pipe, X-shaped steel diagonal brace, cyclic reinforcing rib; Described band concealed bracings steel concrete large plate sleeper square steel pipe and X-shaped steel diagonal brace are welded into steel frame by L angle steel, and steel mesh reinforcement and concrete jointly stressed; Described square steel pipe top tape stiffening rib and stretch into upper strata square steel pipe certain distance; The jagged reinforcing bar of described corner breach, middle part grooved gap regions has cyclic reinforcing rib; Described corner breach is overlapped indirectly by connecting reinforcement and breach reinforcing bar, and middle part grooved gap regions is then inserted cyclic reinforcing rib by connecting reinforcement and indirectly overlapped.
2. the large plate shear wall structure of prefabricated assembled band concealed bracings according to claim 1, is characterized in that prefabricated assembled band concealed bracings steel concrete is prefabricated in the factory production, and band corner breach, breach is reserved with breach reinforcing bar.
3. the large plate shear wall structure of prefabricated assembled band concealed bracings according to claim 1, is just arranged on the X-shaped steel plate diagonal brace of band shearing resistance nail in wallboard when it is characterized in that the large plate of prefabricated reinforced concrete.
4. the large plate shear wall structure of prefabricated assembled band concealed bracings according to claim 1, it is characterized in that the large strip of prefabricated reinforced concrete has sleeper, and sleeper core is square steel pipe, square steel pipe inserts when prefabricated large plate, and not concreting in square steel pipe time prefabricated.
5. the large plate shear wall structure of prefabricated assembled band concealed bracings according to claim 1, is characterized in that the X-shaped steel diagonal brace in the large plate of prefabricated reinforced concrete and the square steel pipe in sleeper form steel frame by the welding of L angle steel.
6. the large plate shear wall structure of prefabricated assembled band concealed bracings according to claim 1, it is characterized in that the square steel pipe inside top in the large plate of prefabricated reinforced concrete is welded with stiffening rib, and stiffening rib inserts bottom the square steel pipe of upper strata after stretching out square steel pipe top certain distance.
7. the large plate shear wall structure of prefabricated assembled band concealed bracings according to claim 1, it is characterized in that, upper and lower side central region is reserved with grooved breach, and breach both sides prefabricated panel is by lattice reinforcing bar drawknot, and prefabricated panel is embedded with the cyclic reinforcing rib that part leaks outside in grooved breach.
8. the large plate shear wall structure of prefabricated assembled band concealed bracings according to claim 1, it is characterized in that, corner gap regions is overlapped indirectly by connecting reinforcement and breach reinforcing bar, and middle part grooved gap regions is then inserted in cyclic reinforcing rib by connecting reinforcement and indirectly overlapped.
9. the large plate shear wall structure of prefabricated assembled band concealed bracings according to claim 1, it is characterized in that, the steel concrete large board wall body of corner breach is prefabricated, corner gap regions and middle part grooved gap regions cast-in-place, X-shaped steel diagonal brace and square steel pipe are all interior when prefabricated to be buried, and forms the large plate shear wall of prefabricated assembled band concealed bracings overall after each parts joint connection in site after support mold pouring necessary microdilatancy type self-flowing dense concrete.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520672590.2U CN204983213U (en) | 2015-09-01 | 2015-09-01 | Dark big board shear wall structure that supports in prefabricated assembled area |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520672590.2U CN204983213U (en) | 2015-09-01 | 2015-09-01 | Dark big board shear wall structure that supports in prefabricated assembled area |
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| CN204983213U true CN204983213U (en) | 2016-01-20 |
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| CN201520672590.2U Active CN204983213U (en) | 2015-09-01 | 2015-09-01 | Dark big board shear wall structure that supports in prefabricated assembled area |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105064529A (en) * | 2015-09-01 | 2015-11-18 | 湖南大学 | Prefabricated and assembled large-board shear wall structure with concealed bracings |
| CN105735532A (en) * | 2016-04-17 | 2016-07-06 | 湖南大学 | Method for assembling prefabricated uperimposed slab shear wall structure |
-
2015
- 2015-09-01 CN CN201520672590.2U patent/CN204983213U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105064529A (en) * | 2015-09-01 | 2015-11-18 | 湖南大学 | Prefabricated and assembled large-board shear wall structure with concealed bracings |
| CN105735532A (en) * | 2016-04-17 | 2016-07-06 | 湖南大学 | Method for assembling prefabricated uperimposed slab shear wall structure |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |