CN103758207A - Semi-prefabricated semi-cast-in-place type frame structure of integrated building and construction method thereof - Google Patents
Semi-prefabricated semi-cast-in-place type frame structure of integrated building and construction method thereof Download PDFInfo
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Abstract
The invention discloses a semi-prefabricated semi-cast-in-place type frame structure of integrated building and further discloses a construction method for the semi-prefabricated semi-cast-in-place type frame structure of the integrated building. The semi-prefabricated semi-cast-in-place type frame structure of the integrated building comprises a concrete poured foundation block, a semi-prefabricated frame column which is vertically mounted on the foundation block, a semi-prefabricated frame beam which is horizontally mounted on the semi-prefabricated frame column, and a fully prefabricated secondary beam which is connected with the semi-prefabricated frame beam, wherein the concrete poured foundation block is formed with a groove which is corresponding to the semi-prefabricated frame column; a corrugated pipe is mounted in a through long bar layer and is parallel to the through long rib layer; the through long bar at one end of the semi-prefabricated frame column extends out of the semi-prefabricated frame column, and two ends of the through long bar in the semi-prefabricated frame beam extend out of the semi-prefabricated frame; two ends of the through long bar of the fully prefabricated secondary beam extend out of the fully prefabricated secondary beam. The semi-prefabricated semi-cast-in-place type frame structure of the integrated building and the construction method for the semi-prefabricated semi-cast-in-place type frame structure of the integrated building greatly improve the integrated safety of the prefabricated integrated building and reinforce the anti-seismic property of the building.
Description
Technical field
The present invention relates to a kind of monolithic house and construction method thereof, more specifically relate to a kind of half prefabricated half Cast-in-situs type frame construction and construction method thereof, belong to Construction Technology field.
Background technology
Along with the development of building construction technology and material science, and the needs of environmental protection construction, energy conservation, at structure construction and design aspect, there is in the last few years the construction technology of fabricated assembly overall.
Fabricated assembly overall construction technology, mechanization degree is high, and structure construction speed is fast, can effectively save the engineering time, and the prefabricated constructional materials of both having saved of member, has reduced the generation of building waste, has reduced construction cost, has saved again labour's use.But, promoting the use of in process of fabricated assembly overall house, we are not difficult to find, still there is a series of problem in fabricated assembly overall structure, as the installation of prefabricated units, the processing of the connected node of prefabricated units and cast-in-place structural and the globality in house are not strong etc., and this wherein particularly outstanding be house problem, after living through repeatedly earthquake disaster, for the demand of house safety and shock resistance, the emphasis that has become us to pay close attention to.
Summary of the invention
Technical problem to be solved by this invention is, overcomes the shortcoming of prior art, and the half prefabricated half Cast-in-situs type frame construction in a kind of monolithic house is provided, and improves resistance to overturning and the safety in house, strengthens the shock resistance in house.
Meanwhile, the present invention also provides the construction method of the half prefabricated half Cast-in-situs type frame construction in a kind of monolithic house.
In order to solve above technical problem, the invention provides the half prefabricated half Cast-in-situs type frame construction in a kind of monolithic house, the basic blocks that comprises concreting, also comprise the half prefabricated frame trestle being vertically installed in basic blocks, half prefabricated frame being horizontally placed on half prefabricated frame trestle is set a roof beam in place, and the full prefabricated units secondary beam of setting a roof beam in place and being connected with half prefabricated frame, the basic blocks of described concreting is provided with the groove corresponding with half prefabricated frame trestle, described half prefabricated frame trestle, half prefabricated frame is set a roof beam in place and full prefabricated units secondary beam inner surface place all arranges by the good elongated muscle layer of reinforcing bar binding, in elongated muscle layer, be provided with parallel with it bellows, the described half elongated muscle in prefabricated frame trestle one end stretches out half prefabricated frame trestle outward, be connected with the groove cast in basic blocks, all stretch out outside half prefabricated frame sets a roof beam in place at the elongated muscle two ends of described half prefabricated frame in setting a roof beam in place, be connected with half prefabricated frame trestle cast, all stretch out outside complete prefabricated secondary beam at the elongated muscle two ends of described complete prefabricated secondary beam, set a roof beam in place to pour into a mould with half prefabricated frame and be connected.
Being further defined to of technical solution of the present invention, it is the width that half prefabricated frame is set a roof beam in place that the outer length of complete prefabricated secondary beam is stretched out at the elongated muscle two ends of described complete prefabricated secondary beam.
Further, the half prefabricated frame outer 300 ~ 500mm that sets a roof beam in place is stretched out at the elongated muscle two ends of described half prefabricated frame in setting a roof beam in place.
Further, described half prefabricated frame trestle one end reinforcing bar stretches out the outer 20 ~ 100mm of half prefabricated frame trestle outward.
Further, the depth of groove of described basic blocks is 400 ~ 500mm;
Further, described half prefabricated frame its upper and lower of bellows in setting a roof beam in place is all enclosed in described half prefabricated frame sets a roof beam in place, and is equipped with grouting duct on bellows.
Further, one end that the bellows in described half prefabricated frame trestle is connected with groove is sealed in half prefabricated frame trestle, and the other end exposes outside half prefabricated frame trestle.
Another technical scheme provided by the invention is: the construction method of the half prefabricated half Cast-in-situs type frame construction in a kind of monolithic house, the cast step that comprises basic blocks, use at the construction field (site) pouring concrete basic blocks, and reserve groove in basic blocks, precast reinforced in groove; Also comprise the steps:
(1) half prefabricated frame trestle is sling, the overhanging elongated muscle of frame column in bottom is vertically put into the groove of basic blocks, reinforcing bar in the elongated muscle of frame column and basic blocks groove is welded, then, poured in place concrete fills up the gap of basic blocks groove, completes the fixing of one and half prefabricated frame trestles; And then use said method to complete the fixing of other half prefabricated frame trestles;
(2) half prefabricated frame is set a roof beam in place and sling, the overhanging elongated muscle of girder in two ends is vertically put into respectively the circular opening of two and half prefabricated frame trestles, and the elongated muscle of crossbeam and the elongated muscle of frame column are intersected, and completes the installation that one and half prefabricated frames are set a roof beam in place; And then use said method to complete the installation that other half prefabricated frames are set a roof beam in place;
(3) space in half prefabricated frame trestle inner frame post bellows is filled up to poured in place concrete in half prefabricated frame trestle in the top by half prefabricated frame trestle;
(4) complete prefabricated secondary beam is sling, the overhanging elongated muscle of secondary beam in two ends is vertically put into respectively the circular opening that two and half prefabricated frames are set a roof beam in place, the elongated muscle of crossbeam and the elongated muscle of secondary beam are intersected, complete the installation of a complete prefabricated secondary beam, and then use said method to complete the installation of other half precast frame secondary beams;
(5) by the grouting duct poured in place concrete of setting a roof beam in place to half prefabricated frame, fill up the space in the girder bellows that half prefabricated frame sets a roof beam in place, can complete the construction of first floor half precast frame beam column;
(6) while building the second layer, the elongated muscle of frame column that half precast frame column bottom is overhanging welds with the elongated muscle of frame column on stratum, and then repeating step (2) completes second layer construction to (5);
(7) repeating step (6) completes the construction of other floors.
Further, step also comprises the steps in (3), full precast frame secondary beam between setting a roof beam in place, is installed two and half prefabricated frames, mounting method is: the overhanging common concrete steel muscle of secondary beam in full precast frame secondary beam two ends is inserted in half prefabricated frame sets a roof beam in place by the half prefabricated frame reserved duct of beam body of setting a roof beam in place, the elongated muscle of girder and the elongated muscle of secondary beam are intersected, then by poured in place concrete, fill up the space in half prefabricated frame trestle inner corrugated pipe, thereby make Vierendeel girder and secondary beam form integral body.
The invention has the beneficial effects as follows: half prefabricated half Cast-in-situs type frame construction and the construction method thereof in a kind of monolithic provided by the invention house, insert reinforcing bar in basis and cast-in-place concrete and strengthened being connected between basis and frame column; Insert Vierendeel girder reinforcing bar in frame column and cast-in-place concrete and strengthened being connected between frame column and Vierendeel girder; Insert inferior beam steel in Vierendeel girder and cast-in-place concrete and strengthened again being connected between secondary beam and Vierendeel girder.And the ripple of bellows surface makes cast-in-situ concrete and the concrete of building in advance have good combination between the two, stretch into inferior beam steel in Vierendeel girder simultaneously and also strengthened being connected between cast-in-situ concrete part in Vierendeel girder and the part of building in advance, make both can form one, co-operation.Thereby finally make the resistance to overturning on whole beam, post, basis be greatly improved, greatly improved the overall security in fabricated assembly overall house, strengthened the anti-seismic performance in house.
Accompanying drawing explanation
Fig. 1 is the structural representation of the half prefabricated half Cast-in-situs type frame construction in a kind of monolithic provided by the invention house;
Fig. 2 is the structural representation of half prefabricated frame trestle provided by the invention;
Fig. 3 is the structural representation that half prefabricated frame provided by the invention is set a roof beam in place.
The specific embodiment
The half prefabricated half Cast-in-situs type frame construction in a kind of monolithic house that the present embodiment provides, by half prefabricated frame trestle, half prefabricated frame being set a roof beam in place and full prefabricated units secondary beam and the cast-in-place basic blocks formation integral body that is connected, then poured in place concrete is filled full half prefabricated frame trestle and the half prefabricated frame interior reserved space of setting a roof beam in place, utilize cast-in-situ concrete and stretch into half prefabricated frame trestle, half prefabricated frame is set a roof beam in place and basic blocks in reinforcing bar, beam, post, basis are connected as a single entity, thus the globality and the safety that improve well structural element.
The structure of the half prefabricated half Cast-in-situs type frame construction in a kind of monolithic house of the present embodiment as shown in Figure 1, comprise the basic blocks 1 of concreting and be arranged at least one frame unit in basic blocks, each frame unit comprises that prefabricated frame trestle 2, at least 4 half prefabricated frames at least 4 piece half set a roof beam in place 3 and at least 1 complete prefabricated secondary beam.It is example that the present embodiment be take the house of rectangular configuration, frame unit comprises that 4 half prefabricated frame trestles 2 and 4 half prefabricated frames set a roof beam in place 3,4 half prefabricated frame trestles 2 are respectively in the summit of a rectangle designing, every half prefabricated frame is set a roof beam in place and 3 is connected with 2 half prefabricated frame trestles 2 respectively, forms " mouth " font.
The groove 1 identical with half prefabricated frame trestle 2 quantity is set in basic blocks 1, precast reinforced in described groove.The sectional dimension of the groove of basic blocks 1 is corresponding with the cross-sectional sizes of described half prefabricated frame trestle 2, and the depth of groove of described basic blocks 1 is 400 ~ 500mm, is convenient to reinforcing bar in post and is connected with steel mesh reinforcement in basis.
Half prefabricated frame trestle 2 is vertically installed in the groove of basic blocks 1, and its structural representation as shown in Figure 2, comprises frame column body, the elongated muscle 5 of frame column and at least one frame column bellows 4.The elongated muscle 5 of frame column is fixed on the inner side of frame column body by frame column stirrup, and two ends stretch out respectively described frame column body 300 ~ 500mm, reservedly inserts in the post of upper strata and in column footing.Frame column bellows 4 is positioned over frame body inside, its underpart is enclosed in described frame body, described frame body 20 ~ 100mm is stretched out on its top, utilize bellows in prefabricated post, to reserve certain space, while then installing at the scene, pass through concreting in reserved space, make to stretch into the reinforcing bar that half prefabricated frame in half prefabricated frame trestle sets a roof beam in place and be well fixed in post, strengthened globality and stability between frame column and Vierendeel girder.Bellows shows that rough ripple has also strengthened the connectivity between cast-in-situ concrete and original prefabricated units concrete, makes both co-operation well simultaneously.Half prefabricated frame trestle 2 arranges circular opening 7 apart from 120 ~ 200mm place, top, set a roof beam in place 3 cross-sectional sizes of the cross-sectional sizes of hole 7 and half prefabricated frame is corresponding, be convenient to the reinforcing bar of half prefabricated frame in setting a roof beam in place stretch in half prefabricated frame trestle with half prefabricated frame trestle in steel mesh reinforcement be connected as a single entity.Half prefabricated frame trestle 2 should guarantee its intensity, rigidity and stability as main primary structure member.
Half prefabricated frame is set a roof beam in place and 3 is vertically fixed between two and half prefabricated frame trestles 2, distance half prefabricated frame trestle 2 top 120 ~ 200mm.Half prefabricated frame is set a roof beam in place 3 structural representation as shown in Figure 2, comprise girder body, the elongated muscle 6 of girder and at least one girder bellows 8, the elongated muscle 6 of girder is fixed on the inner side of described girder body by girder stirrup, and described girder body 300 ~ 500mm is stretched out respectively at two ends.Girder bellows 8 is positioned over described girder body interior, and its upper and lower is all enclosed in described girder body, strengthens contacting between cast-in-situ concrete and prefabricated units concrete, and both can be connected as a single entity well.The side-walls of described girder body arranges at least one grouting duct 9 being communicated with girder bellows, for cast-in-place concrete.
Set a roof beam in place 3 preparation method of above-mentioned half prefabricated frame trestle 2 and half prefabricated frame is: first half prefabricated frame trestle 2 and half prefabricated frame are set a roof beam in place to 3 according to the good reinforcing bar of designing requirement colligation, the construction technology of then copying post stretching is inserted the reeded bellows of surface band between half good prefabricated frame trestle 2 of colligation and half prefabricated frame are set a roof beam in place 3 inside reinforcing bar, bellows length in half prefabricated frame trestle 2 is slightly longer than post, do not insert basic one end and stretch height and expose, bellows length and beam that half prefabricated frame is set a roof beam in place in 3 are isometric.3 the reinforcing bar of then the good half prefabricated frame trestle 2 of the colligation with bellows and half prefabricated frame being set a roof beam in place is put into template, carry out building of prefabricated units, expose the bellows one end that should guarantee half prefabricated frame trestle 2 when building, to facilitate later stage concreting, set a roof beam in place 3 bellows two ends of half prefabricated frame are enclosed in beam, but building concrete, when concrete solidifies not yet completely, half prefabricated frame is set a roof beam in place on 3 should be reserved with grout hole, bellows is connected with the external world by this duct, be convenient to the later stage to concreting in bellows, can utilize special little steel pipe to insert reserved this duct in the concrete not solidifying completely of building.
Complete prefabricated secondary beam is current common structure, is at least 1, and concrete quantity is determined according to the design in house, and complete prefabricated secondary beam is arranged at two and half prefabricated frames and sets a roof beam in place between 3, and it is girder fixedly, separates the effect of building structure.
The construction method of the half prefabricated half Cast-in-situs type frame construction in above-mentioned monolithic house is carried out as follows:
(1) use at the construction field (site) pouring concrete basic blocks, and according to designing requirement reserved groove in basic blocks.
(2) half prefabricated frame trestle is sling, the overhanging elongated muscle of frame column in bottom is vertically put into the groove of basic blocks, reinforcing bar in the elongated muscle of frame column and basic blocks groove is welded, then, poured in place concrete fills up the gap of basic blocks groove, completes the fixing of one and half prefabricated frame trestles; And then use said method to complete the fixing of other half prefabricated frame trestles.Half prefabricated frame trestle, by the upper reserved groove of post bottom protruding bar and basis, utilizes welding procedure that both are closely connected, and the concrete of cast in situs simultaneously has also strengthened globality between the two.
(3) half prefabricated frame is set a roof beam in place and sling, the overhanging elongated muscle of girder in two ends is vertically put into respectively the circular opening of two and half prefabricated frame trestles, and the elongated muscle of girder and the elongated muscle of frame column are intersected, and completes the installation that one and half prefabricated frames are set a roof beam in place; And then use said method to complete the installation that other half prefabricated frames are set a roof beam in place.Between half precast frame beam column by half prefabricated frame set a roof beam in place the overhanging reinforcing bar going out insert in the shaft of half prefabricated frame trestle with post in reinforcing bar interconnection, then pass through poured in place concrete, both are closely connected as a single entity by reinforcing bar, thereby strengthen globality and stability between two members.
(4) space in half prefabricated frame trestle inner frame post bellows is filled up to poured in place concrete in half prefabricated frame trestle in the top by half prefabricated frame trestle, the grouting duct poured in place concrete of meanwhile, setting a roof beam in place by half prefabricated frame fills up the space in the girder bellows that half prefabricated frame sets a roof beam in place.
(5) full precast frame secondary beam between setting a roof beam in place, is installed two and half prefabricated frames, mounting method is: the overhanging elongated concrete steel muscle of secondary beam in full precast frame secondary beam two ends is inserted in half prefabricated frame sets a roof beam in place by the half prefabricated frame reserved duct of beam body of setting a roof beam in place, make together with the elongated muscle interconnection of the elongated muscle of girder and secondary beam, then by poured in place concrete, fill up the space in half prefabricated frame trestle inner corrugated pipe, thereby make Vierendeel girder and secondary beam form integral body, complete first floor construction.Half prefabricated frame set a roof beam in place and secondary beam between by set a roof beam in place reinforcing bar that the reserved duct of beam body stretches out secondary beam outward of half prefabricated frame, all insert in half prefabricated frame sets a roof beam in place, intersect and be connected with inner steel bar, then pass through poured in place concrete, both are closely connected as a single entity by reinforcing bar, thereby strengthen globality and stability between two members.
(6) while building the second layer, the elongated muscle of frame column that half precast frame column bottom is overhanging welds with the elongated muscle of frame column on stratum, and then repeating step (3), (4) and (5) complete second layer construction.
(7) repeating step (6) completes the construction of other floors.
In addition to the implementation, the present invention can also have other embodiments.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection domain of requirement of the present invention.
Claims (8)
1. half of a monolithic house prefabricated half Cast-in-situs type frame construction, the basic blocks that comprises concreting, it is characterized in that, also comprise the half prefabricated frame trestle being vertically installed in basic blocks, half prefabricated frame being horizontally placed on half prefabricated frame trestle is set a roof beam in place, and the full prefabricated units secondary beam of setting a roof beam in place and being connected with half prefabricated frame, the basic blocks of described concreting is provided with the groove corresponding with half prefabricated frame trestle, described half prefabricated frame trestle, half prefabricated frame is set a roof beam in place and full prefabricated units secondary beam inner surface place all arranges by the good elongated muscle layer of reinforcing bar binding, in elongated muscle layer, be provided with parallel with it bellows, the described half elongated muscle in prefabricated frame trestle one end stretches out half prefabricated frame trestle outward, be connected with the groove cast in basic blocks, all stretch out outside half prefabricated frame sets a roof beam in place at the elongated muscle two ends of described half prefabricated frame in setting a roof beam in place, be connected with half prefabricated frame trestle cast, all stretch out outside complete prefabricated secondary beam at the elongated muscle two ends of described complete prefabricated secondary beam, set a roof beam in place to pour into a mould with half prefabricated frame and be connected.
2. half of a kind of monolithic according to claim 1 house prefabricated half Cast-in-situs type frame construction, is characterized in that, it is the width that half prefabricated frame is set a roof beam in place that the outer length of complete prefabricated secondary beam is stretched out at the elongated muscle two ends of described complete prefabricated secondary beam.
3. half of a kind of monolithic according to claim 1 house prefabricated half Cast-in-situs type frame construction, is characterized in that, the half prefabricated frame outer 300 ~ 500mm that sets a roof beam in place is stretched out at the elongated muscle two ends of described half prefabricated frame in setting a roof beam in place.
4. half of a kind of monolithic according to claim 1 house prefabricated half Cast-in-situs type frame construction, is characterized in that, described half prefabricated frame trestle one end reinforcing bar stretches out the outer 20 ~ 100mm of half prefabricated frame trestle outward.
5. half of a kind of monolithic according to claim 1 house prefabricated half Cast-in-situs type frame construction, is characterized in that, the depth of groove of described basic blocks is 400 ~ 500mm;
The half prefabricated half Cast-in-situs type frame construction in a kind of monolithic according to claim 1 house, is characterized in that, described half prefabricated frame its upper and lower of bellows in setting a roof beam in place is all enclosed in described half prefabricated frame sets a roof beam in place, and is equipped with grouting duct on bellows.
6. half of a kind of monolithic according to claim 1 house prefabricated half Cast-in-situs type frame construction, is characterized in that, one end that the bellows in described half prefabricated frame trestle is connected with groove is sealed in half prefabricated frame trestle, and the other end exposes outside half prefabricated frame trestle.
7. a construction method for half of monolithic house prefabricated half Cast-in-situs type frame construction, comprises the cast step of basic blocks, uses at the construction field (site) pouring concrete basic blocks, and in basic blocks reserved groove, precast reinforced in groove; It is characterized in that, also comprise the steps:
(1) half prefabricated frame trestle is sling, the overhanging elongated muscle of frame column in bottom is vertically put into the groove of basic blocks, reinforcing bar in the elongated muscle of frame column and basic blocks groove is welded, then, poured in place concrete fills up the gap of basic blocks groove, completes the fixing of one and half prefabricated frame trestles; And then use said method to complete the fixing of other half prefabricated frame trestles;
(2) half prefabricated frame is set a roof beam in place and sling, the overhanging elongated muscle of girder in two ends is vertically put into respectively the circular opening of two and half prefabricated frame trestles, and the elongated muscle of crossbeam and the elongated muscle of frame column are intersected, and completes the installation that one and half prefabricated frames are set a roof beam in place; And then use said method to complete the installation that other half prefabricated frames are set a roof beam in place;
(3) space in half prefabricated frame trestle inner frame post bellows is filled up to poured in place concrete in half prefabricated frame trestle in the top by half prefabricated frame trestle;
(4) complete prefabricated secondary beam is sling, the overhanging elongated muscle of secondary beam in two ends is vertically put into respectively the circular opening that two and half prefabricated frames are set a roof beam in place, the elongated muscle of crossbeam and the elongated muscle of secondary beam are intersected, complete the installation of a complete prefabricated secondary beam, and then use said method to complete the installation of other half precast frame secondary beams;
(5) by the grouting duct poured in place concrete of setting a roof beam in place to half prefabricated frame, fill up the space in the girder bellows that half prefabricated frame sets a roof beam in place, can complete the construction of first floor half precast frame beam column;
(6) while building the second layer, the elongated muscle of frame column that half precast frame column bottom is overhanging welds with the elongated muscle of frame column on stratum, and then repeating step (2) completes second layer construction to (5);
(7) repeating step (6) completes the construction of other floors.
8. the construction method of the half prefabricated half Cast-in-situs type frame construction in a kind of monolithic according to claim 8 house, it is characterized in that, step also comprises the steps in (3), full precast frame secondary beam between setting a roof beam in place, is installed two and half prefabricated frames, mounting method is: the overhanging common concrete steel muscle of secondary beam in full precast frame secondary beam two ends is inserted in half prefabricated frame sets a roof beam in place by the half prefabricated frame reserved duct of beam body of setting a roof beam in place, the elongated muscle of girder and the elongated muscle of secondary beam are intersected, then by poured in place concrete, fill up the space in half prefabricated frame trestle inner corrugated pipe, thereby make Vierendeel girder and secondary beam form integral body.
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| CN110616803A (en) * | 2019-07-19 | 2019-12-27 | 三一筑工科技有限公司 | Fabricated building structure system and construction method |
| CN110725475A (en) * | 2019-11-20 | 2020-01-24 | 中国建筑标准设计研究院有限公司 | Prefabricated column with built-in high-corrugated pipe, frame structure of prefabricated column and construction method of prefabricated column |
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| CN108343148A (en) * | 2018-02-09 | 2018-07-31 | 湖南城建职业技术学院 | A kind of frame structure system and its construction method |
| CN108301510B (en) * | 2018-02-09 | 2019-06-25 | 湖南城建职业技术学院 | A kind of bean column node and its construction method |
| CN108343148B (en) * | 2018-02-09 | 2019-07-05 | 湖南城建职业技术学院 | A kind of frame structure system and its construction method |
| CN110616803A (en) * | 2019-07-19 | 2019-12-27 | 三一筑工科技有限公司 | Fabricated building structure system and construction method |
| CN110616803B (en) * | 2019-07-19 | 2024-03-19 | 三一筑工科技股份有限公司 | Assembled building structure system and construction method |
| CN110725475A (en) * | 2019-11-20 | 2020-01-24 | 中国建筑标准设计研究院有限公司 | Prefabricated column with built-in high-corrugated pipe, frame structure of prefabricated column and construction method of prefabricated column |
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