CN103615058A - Constraint steel plate structure of super high-rise steel plate concrete shear wall and construction method thereof - Google Patents
Constraint steel plate structure of super high-rise steel plate concrete shear wall and construction method thereof Download PDFInfo
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- CN103615058A CN103615058A CN201310635108.3A CN201310635108A CN103615058A CN 103615058 A CN103615058 A CN 103615058A CN 201310635108 A CN201310635108 A CN 201310635108A CN 103615058 A CN103615058 A CN 103615058A
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Abstract
Provided are a constraint steel plate structure of a super high-rise steel plate concrete shear wall and a construction method thereof. The structure comprises an outer edge member, the steel plate shear wall connected with the outer edge member, and a constraint connecting unit between the outer edge member and the steel plate shear wall. The constraint connecting unit comprises constraint daughter boards and constraint mother boards, the constraint daughter boards and the constraint mother boards vertically correspond to each other in a one-to-one mode and are used in cooperation, the constraint daughter boards are arranged along the inner side edge of the steel plate shear wall at intervals and are vertical to the steel plate shear wall, the constraint mother boards are arranged along the inner side edge of the outer edge member at intervals and are vertical to the outer edge member, the member size of the constraint daughter boards is not larger than that of the constraint mother boards, and lap joint coinciding parts of the constraint daughter boards and constraint mother boards are vertically connected through side fillet welds and bolts. The structure solves the technical problems that when an existing steel plate shear wall is installed, the steel plate shear wall highly deforms due to welding between the steel plate shear wall and peripheral structures, and the installation position is not easily controlled accurately and cannot be adjusted after the steel plate shear wall and the peripheral structures are connected.
Description
Technical field
The present invention relates to a kind of connection structure and construction method thereof of Super High steel plate concrete shear wall, structure and construction method thereof that particularly a kind of Super High steel plate concrete shear wall is connected with surrounding structure by constraint steel plate.
Background technology
Super highrise building engineering mostly is framework core wall structure at present, for meeting the lateral pressure resistant power of Core Walls Structure and the bearing capacity of structure, how the force request that steel plate wall meets structure is set in Core Walls Structure body of wall.
When yet present stage, steel plate shear force wall carried out installation, how to guarantee that each block plate shear wall can successfully install, steel plate shear force wall after installing does not have potential safety hazard, when steel plate shear force wall and surrounding structure welding, how to reduce the welding contraction distortion of steel plate shear force wall, reduce welding residual stress, reduce the direction finding deformation values of steel plate shear force wall, and exist installation site to be difficult for accurately controlling, after connecting, the problem of needing solution while becoming present stage steel plate shear force wall installation badly such as can not be adjusted in position.
Summary of the invention
The constraint steel plate structure and the construction method thereof that the object of this invention is to provide a kind of Super High steel plate concrete shear wall, while solving existing steel plate shear force wall installation, the steel plate shear force wall distortion that steel plate shear force wall and surrounding structure welding cause is larger, and exist installation site to be difficult for accurately controlling, the nonadjustable technical problem in position after connecting.
For achieving the above object, the present invention adopts following technical scheme:
A kind of constraint steel plate structure of Super High steel plate concrete shear wall, comprise outward flange member, the steel plate shear force wall being connected with outward flange member and constraint linkage unit between the two, described constraint linkage unit comprises up and down corresponding and constraint daughter board and the constraint motherboard of working in coordination and using one by one, constraint daughter board arranges along the inner side edge interval of steel plate shear force wall, vertical with steel plate shear force wall, spaced distance is not more than 500mm, constraint motherboard arranges along the inner side edge interval of outward flange member, vertical with outward flange member, the scantling of described constraint daughter board is not more than the scantling of constraint motherboard, the overlap joint intersection of two plates is connected with bolt up and down by fillet weld in parallel shear, the thickness of slab of described constraint daughter board and constraint motherboard is all greater than the thickness of steel plate shear force wall.
Described outward flange member comprises two reinforcing bar sleeper and two rectangular frames that the dark beam of reinforcing bar is in turn connected to form, described steel plate shear force wall is placed in rectangular frame, its left and right sides is all connected with reinforcing bar sleeper by wall column connecting board, its upper and lower both sides are connected to respectively on the dark beam of the first reinforcing bar and the dark beam of the second reinforcing bar, and described steel plate shear force wall is connected with wall column connecting board by the constraint linkage unit of a plurality of spaced sets.
Described steel plate shear force wall is divided into bottom prepackage wallboard and top prepackage wallboard, both are fixedly connected with by a plurality of spaced constraint linkage units, the downside of described bottom prepackage wallboard is connected with the dark beam of the second reinforcing bar, and the upside of top prepackage wallboard is connected with the dark beam of the first reinforcing bar.
The daughter board bolt hole having on described constraint daughter board is circular hole, and the motherboard bolt hole having on described constraint motherboard is slotted hole.
The aspect ratio of described bottom prepackage wallboard and top prepackage wallboard is 1:4.
A construction method for the constraint steel plate structure of Super High steel plate concrete shear wall, construction sequence is as follows:
Step 1: by designing requirement to prefabricated units in factory, process, welding completes, comprise being connected of reinforcing bar sleeper and wall column connecting board, wall column connecting board is connected with constraint motherboard, steel plate shear force wall is connected with constraint daughter board, and steel plate shear force wall is divided into bottom prepackage wallboard and top prepackage wallboard by the dark beam of reinforcing bar; And member is connected into installation unit, described installation unit comprises the bottom prepackage wallboard on the upper strata connecting successively, the top prepackage wallboard of reinforcing bar An Liang, lower floor from top to bottom;
Step 2: prefabricated units enter behind scene, reinforcing bar sleeper with wall column connecting board and constraint motherboard is first successively installed, to the correction of testing of the verticality of reinforcing bar sleeper, the spacing of adjacent two reinforcing bar sleeper is carried out to repetition measurement, if any deviation, adjust and check in time;
Step 3: the installation unit of lifting described in step 1, adopt the rotating method of unit by installation unit from outside to inside, install from top to bottom, alignment daughter board bolt hole and motherboard bolt hole, and by the temporary fixed constraint daughter board of bolt and constraint motherboard;
Step 4: the gap adjustment by bolt in motherboard bolt hole guarantees that the distance of the whole absolute altitude of steel plate shear force wall and the center line of steel plate shear force wall and reinforcing bar sleeper meets designing requirement, by bolt tightening, check the errorless rear intersection to constraint daughter board and constraint motherboard and carry out the welding of fillet weld in parallel shear subsequently;
Step 5: adopt wandering sequence to welding between described installation unit and the wall column connecting board of both sides, adopt wandering sequence to welding between top prepackage wallboard and bottom prepackage wallboard; During welding, control the interlayer temperature of weld seam at 150 ℃, make welding stress be less than the counter-force of constraint daughter board and constraint motherboard.
The junction of described reinforcing bar sleeper and the dark beam of reinforcing bar is provided with beam column junction plate, and the dark beam of reinforcing bar is fixedly connected with beam column junction plate by constraint linkage unit.
Compared with prior art the present invention has following characteristics and beneficial effect:
The present invention by shearing steel plate wall be divided into prepackage wallboard and after fill out wallboard two parts, and after fill out wallboard and wall column connecting board inner side constraint steel plate is installed respectively, the thickness of slab of constraint steel plate is all greater than the thickness of shearing steel plate wall, it is closeer that spaced distance is not more than 500mm spacing, and the reversible deformation of steel plate wall welding is played to effect of contraction; After fill out wallboard the skip welding in order that is welded as, from the bottom to top, by middle part, to limit portion, reduce welding residual stress; The type of attachment of constraint steel plate comprises bolt and connects, welds two kinds of modes, further strengthens the constraint strength of steel plate wall.
On constraint steel plate of the present invention, all leave slotted hole, while being conducive to the installation of shearing steel plate wall, displacement scale regulates, and after anchor connection, position is still adjustable, and installation site is easily accurately controlled.
In the processing of constraint steel plate of the present invention, making welding Jun factory, complete, without job site, make, accelerated construction and installation progress, constraint steel plate stays the inner side that is located at shearing steel plate wall, be conducive to tower crane unit revolution installation in position, save manpower, after the recycling of constraint steel plate, can use by secondary, saved construction cost.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention will be further described in detail.
Fig. 1 is the side elevation schematic diagram of structure of the present invention.
Fig. 2 is the B-B generalized section in Fig. 1.
Fig. 3 is the A-A generalized section in Fig. 1.
Fig. 4 is the installation direction schematic diagram of installation unit in construction method step three of the present invention.
Fig. 5 is by the schematic diagram of the temporary fixed constraint daughter board of bolt and constraint motherboard in construction method step three of the present invention.
Fig. 6 is that the intersection that retrains daughter board and constraint motherboard in construction method step four of the present invention is carried out the welding schematic diagram of fillet weld in parallel shear.
Fig. 7 is the schematic diagram welding between installation unit and the wall column connecting board of both sides in construction method step four of the present invention.
Fig. 8 is the schematic diagram of a kind of embodiment of skip welding connected mode in construction method step five of the present invention.
Fig. 9 is the structural representation of installation unit in construction method of the present invention.
Reference numeral: 1-reinforcing bar sleeper, the dark beam of 2-reinforcing bar, the dark beam of 2.1-the first reinforcing bar, the dark beam of 2.2-the second reinforcing bar, 3-wall column connecting board, 4-steel plate shear force wall, 4.1-bottom prepackage wallboard, 4.2-top prepackage wallboard, 5-constraint daughter board, 5.1-daughter board bolt hole, 6-constraint motherboard, 6.1-motherboard bolt hole, 7-bolt, 8-fillet weld in parallel shear, 9-beam column junction plate.
The specific embodiment
Embodiment is referring to shown in Fig. 1-3, a kind of constraint steel plate structure of Super High steel plate concrete shear wall, comprise outward flange member, the steel plate shear force wall 4 being connected with outward flange member and constraint linkage unit between the two, described constraint linkage unit comprises up and down corresponding and constraint daughter board 5 and the constraint motherboard 6 of working in coordination and using one by one, constraint daughter board 5 arranges along the inner side edge interval of steel plate shear force wall 4, vertical with steel plate shear force wall, spaced distance is not more than 500mm, constraint motherboard 6 arranges along the inner side edge interval of outward flange member, vertical with outward flange member, the scantling of described constraint daughter board 5 is not more than the scantling of constraint motherboard 6, the overlap joint intersection of two plates is connected with bolt 7 up and down by fillet weld in parallel shear 8, the thickness of slab of described constraint daughter board 5 and constraint motherboard 6 is all greater than the thickness of steel plate shear force wall 4.
Described outward flange member comprises two reinforcing bar sleeper 1 and two rectangular frames that the dark beam 2 of reinforcing bar is in turn connected to form, described steel plate shear force wall is placed in rectangular frame, its left and right sides is all connected with reinforcing bar sleeper 1 by wall column connecting board 3, its upper and lower both sides are connected to respectively on the dark beam 2.1 of the first reinforcing bar and the dark beam 2.2 of the second reinforcing bar, and described steel plate shear force wall 4 is connected with wall column connecting board 3 by the constraint linkage unit of a plurality of spaced sets.
Described steel plate shear force wall 4 is divided into bottom prepackage wallboard 4.1 and top prepackage wallboard 4.2, both are fixedly connected with by a plurality of spaced constraint linkage units, the downside of described bottom prepackage wallboard 4.1 is connected with the dark beam 2.2 of the second reinforcing bar, and the upside of top prepackage wallboard 4.2 is connected with the dark beam 2.1 of the first reinforcing bar.
The daughter board bolt hole 5.1 having on described constraint daughter board 5 is circular hole, and the motherboard bolt hole 6.1 having on described constraint motherboard 6 is slotted hole.
The aspect ratio of described bottom prepackage wallboard 4.1 and top prepackage wallboard 4.2 is 1:4.
The construction method of the constraint steel plate structure of this Super High steel plate concrete shear wall, construction sequence is as follows:
Step 1: by designing requirement to prefabricated units in factory, process, welding completes, comprise being connected of reinforcing bar sleeper 1 and wall column connecting board 3, wall column connecting board 3 is connected with constraint motherboard 6, steel plate shear force wall 4 is connected with constraint daughter board 5, shown in Figure 9, steel plate shear force wall 4 is divided into bottom prepackage wallboard 4.1 and top prepackage wallboard 4.2 by the dark beam 2 of reinforcing bar; And member is connected into installation unit, and described installation unit comprises from top to bottom the top prepackage wallboard 4.2 of the bottom on the upper strata of connection prepackage wallboard 4.1, the dark beam 2 of reinforcing bar, lower floor successively, the welding manner between member can be monolateral v shape 35 degree fillet welds.Shown in Figure 9, on the bottom prepackage wallboard 4.1 on upper strata, except being connected with, retrain daughter board 5, its upper side edge is also connected with constraint motherboard 6, its objective is the constraint daughter board of the bottom prepackage wallboard that connects last layer, lower side on the top prepackage wallboard 4.2 of lower floor is connected with constraint daughter board 5, its objective is the constraint motherboard of the top prepackage wallboard that connects lower one deck.
Step 2: prefabricated units enter behind scene, reinforcing bar sleeper 1 with wall column connecting board 3 and constraint motherboard 6 is first successively installed, to the correction of testing of the verticality of reinforcing bar sleeper 1, the spacing of adjacent two reinforcing bar sleeper 1 is carried out to repetition measurement, if any deviation, adjust and check in time.
Step 3: the installation unit described in lifting step 1, shown in Figure 4, adopt the rotating method of unit by installation unit from outside to inside, install from top to bottom, the daughter board bolt hole 5.1 and the motherboard bolt hole 6.1 that align on all members, shown in Figure 5, and by the temporary fixed constraint daughter board 5 of bolt 7 and constraint motherboard 6.
Step 4: the gap adjustment by bolt 7 in motherboard bolt hole 6.1 guarantees that the whole absolute altitude of steel plate shear force wall 4 and steel plate shear force wall 4 meet designing requirement with the distance of the center line of reinforcing bar sleeper, subsequently bolt 7 is tightened, shown in Figure 6, check and errorlessly rear both intersection of constraint daughter board 5 and constraint motherboard 6 are carried out to the welding of fillet weld in parallel shear 8.
Step 5: shown in Fig. 7-8, adopt wandering sequence to welding between the wall column connecting board 3 of described installation unit and both sides, adopt wandering sequence to welding between top prepackage wallboard 4.2 and bottom prepackage wallboard 4.1; The weld seam of wandering sequence, can be by constructing every the long weld seam of one section of 500mm of a=500mm welding by the setting of vertical interruption, lateral symmetry; During welding, control the interlayer temperature of weld seam at 150 ℃, make welding stress be less than the counter-force of constraint daughter board and constraint motherboard, welding manner can be monolateral v shape 35 degree fillet welds.
In order to guarantee the bonding strength between beam, post, reinforcing bar sleeper 1 is provided with beam column junction plate 9 with the junction of the dark beam 2 of reinforcing bar, the dark beam 2 of reinforcing bar is also fixedly connected with beam column junction plate 9 by constraint linkage unit, the inner side edge of the dark beam 2 of reinforcing bar is provided with the constraint daughter board 5 vertical with the dark beam 2 of reinforcing bar, the inner side edge of beam column junction plate 9 is provided with the constraint motherboard 6 vertical with beam column junction plate 9, alignment daughter board bolt hole 5.1 and motherboard bolt hole 6.1, and by the temporary fixed constraint daughter board 5 of bolt 7 and constraint motherboard 6.
Shown in Figure 8, be a kind of embodiment of wandering sequence of the present invention, concrete welding sequence is:
One, prepackage wallboard 4.2 in top is pre-installed between wallboard 4.1 and is adopted every the long weld seam of one section of b=500mm of a=500mm welding and be connected with bottom.
Two, between top prepackage wallboard 4.2 and the wall column connecting board 3 of both sides, carry out that solder joint is vertically interrupted, the welding of lateral symmetry, first weld the middle part that wallboard 4.2 is pre-installed on top, i.e. c section in figure; Then weld the top of top prepackage wallboard 4.2, i.e. d section in figure; The bottom of final welding top prepackage wallboard 4.2, i.e. e section in figure; The spacing a=500mm of weld seam, fusion length is 500mm.
Claims (7)
1. the constraint steel plate of a Super High steel plate concrete shear wall is constructed, comprise outward flange member, the steel plate shear force wall (4) being connected with outward flange member and constraint linkage unit between the two, it is characterized in that: described constraint linkage unit comprises up and down the corresponding and constraint daughter board (5) that uses and retrain motherboard (6) of working in coordination one by one, constraint daughter board (5) arranges along the inner side edge interval of steel plate shear force wall (4), vertical with steel plate shear force wall, spaced distance is not more than 500mm, constraint motherboard (6) arranges along the inner side edge interval of outward flange member, vertical with outward flange member, the scantling of described constraint daughter board (5) is not more than the scantling of constraint motherboard (6), the overlap joint intersection of two plates is connected with bolt (7) up and down by fillet weld in parallel shear (8), the thickness of slab of described constraint daughter board (5) and constraint motherboard (6) is all greater than the thickness of steel plate shear force wall (4).
2. the constraint steel plate of a kind of Super High steel plate concrete shear wall according to claim 1 is constructed, it is characterized in that: described outward flange member comprises the rectangular frame that two reinforcing bar sleeper (1) and two dark beams of reinforcing bar (2) are in turn connected to form, described steel plate shear force wall is placed in rectangular frame, its left and right sides is all connected with reinforcing bar sleeper (1) by wall column connecting board (3), on it, lower both sides are connected to respectively on the dark beam of the first reinforcing bar (2.1) and the dark beam of the second reinforcing bar (2.2), described steel plate shear force wall (4) is connected with wall column connecting board (3) by the constraint linkage unit of a plurality of spaced sets.
3. the constraint steel plate of a kind of Super High steel plate concrete shear wall according to claim 2 is constructed, it is characterized in that: described steel plate shear force wall (4) is divided into bottom prepackage wallboard (4.1) and top prepackage wallboard (4.2), both are fixedly connected with by a plurality of spaced constraint linkage units, the downside of described bottom prepackage wallboard (4.1) is connected with the dark beam of the second reinforcing bar (2.2), and the upside of top prepackage wallboard (4.2) is connected with the dark beam of the first reinforcing bar (2.1).
4. according to the constraint steel plate structure of a kind of Super High steel plate concrete shear wall described in claim 1,2 or 3, it is characterized in that: the daughter board bolt hole (5.1) having on described constraint daughter board (5) is circular hole, the motherboard bolt hole (6.1) having on described constraint motherboard (6) is slotted hole.
5. the constraint steel plate of a kind of Super High steel plate concrete shear wall according to claim 3 structure, is characterized in that: the aspect ratio of described bottom prepackage wallboard (4.1) and top prepackage wallboard (4.2) is 1:4.
6. according to the construction method of the constraint steel plate structure of a kind of Super High steel plate concrete shear wall described in claim 1～5 any one, it is characterized in that, construction sequence is as follows:
Step 1: by designing requirement to prefabricated units in factory, process, welding completes, comprise being connected of reinforcing bar sleeper (1) and wall column connecting board (3), wall column connecting board (3) is connected with constraint motherboard (6), steel plate shear force wall (4) is connected with constraint daughter board (5), and steel plate shear force wall (4) is divided into bottom prepackage wallboard (4.1) and top prepackage wallboard (4.2) by the dark beam of reinforcing bar (2); And member is connected into installation unit, described installation unit comprises from top to bottom the top prepackage wallboard (4.2) of the bottom on the upper strata of connection prepackage wallboard (4.1), the dark beam of reinforcing bar (2), lower floor successively;
Step 2: prefabricated units enter behind scene, reinforcing bar sleeper (1) with wall column connecting board (3) and constraint motherboard (6) is first successively installed, to the correction of testing of the verticality of reinforcing bar sleeper (1), spacing to adjacent two reinforcing bar sleeper (1) is carried out repetition measurement, if any deviation, adjusts and checks in time;
Step 3: the installation unit described in lifting step 1, adopt the rotating method of unit by installation unit from outside to inside, install from top to bottom, alignment daughter board bolt hole (5.1) and motherboard bolt hole (6.1), and by the temporary fixed constraint daughter board of bolt (7) (5) and constraint motherboard (6);
Step 4: the gap adjustment by bolt (7) in motherboard bolt hole (6.1) guarantees that the whole absolute altitude of steel plate shear force wall (4) and steel plate shear force wall (4) meet designing requirement with the distance of the center line of reinforcing bar sleeper, subsequently bolt (7) is tightened, checked errorless rear to constraint daughter board (5) with retrain both intersection of motherboard (6) and carry out the welding of fillet weld in parallel shear (8);
Step 5: adopt wandering sequence to welding between the wall column connecting board of described installation unit and both sides (3), adopt wandering sequence that top is pre-installed between wallboard (4.2) and bottom prepackage wallboard (4.1) and welded; During welding, control the interlayer temperature of weld seam at 150 ℃, make welding stress be less than the counter-force of constraint daughter board and constraint motherboard.
7. the construction method that the constraint steel plate of a kind of Super High steel plate concrete shear wall according to claim 6 is constructed, it is characterized in that: described reinforcing bar sleeper (1) is provided with beam column junction plate (9) with the junction of the dark beam of reinforcing bar (2), the dark beam of reinforcing bar (2) is fixedly connected with beam column junction plate (9) by constraint linkage unit.
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| CN201310635108.3A CN103615058B (en) | 2013-12-03 | 2013-12-03 | A kind of constraint steel plate construction of super high-rise steel plate concrete shear wall and construction method thereof |
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| CN201310635108.3A CN103615058B (en) | 2013-12-03 | 2013-12-03 | A kind of constraint steel plate construction of super high-rise steel plate concrete shear wall and construction method thereof |
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| CN103894750A (en) * | 2014-04-09 | 2014-07-02 | 中国建筑第八工程局有限公司 | Welding structure and welding construction method for steel plate shear wall |
| CN104264867A (en) * | 2014-09-12 | 2015-01-07 | 江苏沪宁钢机股份有限公司 | Bolt welded T-shaped steel wall panel column and manufacturing method thereof |
| CN111502029A (en) * | 2020-04-24 | 2020-08-07 | 上海核工程研究设计院有限公司 | Steel plate concrete structure splicing node with adjustable precision and construction method thereof |
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