CN102296837B - Multistoried building with prefabricated members and semi-prefabricating construction method of multistoried building - Google Patents

Multistoried building with prefabricated members and semi-prefabricating construction method of multistoried building Download PDF

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CN102296837B
CN102296837B CN 201110195079 CN201110195079A CN102296837B CN 102296837 B CN102296837 B CN 102296837B CN 201110195079 CN201110195079 CN 201110195079 CN 201110195079 A CN201110195079 A CN 201110195079A CN 102296837 B CN102296837 B CN 102296837B
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China
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precast
floor
prefabricated
cast
bath room
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CN 201110195079
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Chinese (zh)
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CN102296837A (en
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黄天祥
黄慧敏
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有利华建筑预制件有限公司
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Abstract

The invention discloses a multistoried building with prefabricated members and a semi-prefabricating construction method of the multistoried building. The multistoried building comprises prefabricated outer walls (1), cast-in-place wall bodies (2), semi-prefabricated slabs (31), cast-in-place slabs (32), prefabricated ladders (6), prefabricated bathrooms (7) and prefabricated kitchens (8), wherein the upper end and the lower end of each prefabricated ladder (6) are provided with installation holes (61) for grouting mortar, exposed reinforced steel bars are fixedly arranged on slabs connected with the upper end and the lower end of each prefabricated ladder (6) and are inserted into the corresponding installation holes (61) and fixed through grouting the mortar; and horizontally-exposed reinforcing steel bars are pre-arranged on the bottoms of the prefabricated bathrooms (7) and the prefabricated kitchens (8) and are mutually connected with reinforcing steel bars in the cast-in-place slabs (32). The multistoried building and the semi-prefabricating construction method thereof have short construction period, so that a standard storey can be built in four days, the idle time of workers is reduced to be minimum, and the quality standard is more uniform.

Description

Multistory building and semi precast method of construction thereof with prefabricated component
Technical field
The present invention relates to a kind of multistory building and construction method thereof, particularly relate to a kind of multistory building with prefabricated units and half prefabricated construction method thereof.
Background technology
In the prior art, traditional construction method of multistory building is generally: 1) at first build the steel mesh reinforcement of load bearing wall and column, then at the peripheral installation form of steel mesh reinforcement, inject concrete again in template, thereby form load bearing wall and column; 2) template and the bracing frame of floor and supporting beam are installed, then in this template, are laid the reinforcing bar of plate and beam, with injecting concrete in the backward template, thereby pour into floor and beam; 3) bracing frame of the lower first floor plate of dismounting is finished the construction of last layer building by above-mentioned steps.This traditional construction method shortcoming is: building a building of step by step tray piece successively, not only long construction period, construction cost are high, and job site noise and dust pollution are serious, and are difficult to guarantee that building has unified quality specifications.
For this reason, some multistory buildings with prefabricated units have appearred now, be the Chinese invention patent of ZL97125767.1 such as the patent No., the related building of this invention has adopted prefabricated exterior wall and half prefabricated floor panels, can reduce on-the-spot construction volume and shorten construction period, and realize the standardization of building.Even if but like this, the construction volume of the washroom of each inner room, kitchen, stair etc. is still very large in the building, so its construction period still can not be satisfactory.
Summary of the invention
The present invention is directed to the defective of prior art, a kind of construction period very weak point, more unified multistory building and the construction method thereof of quality specifications are provided.
Technical scheme of the present invention is as follows: design a kind of multistory building with prefabricated component, comprising: precast facade, cast-in-situ wall, half precast floor slab and cast-in-situ floor; Comprise in addition precast stair, premade bath room and prefabricated kitchen; The up and down two ends of described precast stair are provided with the installing hole for perfusion mortar, connect described precast stair and up and down are installed with exposed steel bar on the floor at two ends, and described exposed steel bar inserts in the corresponding installing hole and by perfusion mortar and fixes; The bottom of described premade bath room and prefabricated kitchen is preset with horizontal exposed steel bar, and the reinforcing bar in this horizontal exposed steel bar and the described cast-in-situ floor links mutually.
The up and down two ends of described precast stair are outward extended with respectively the convergence part, and described installing hole for perfusion mortar is arranged on described convergence part; Connect described precast stair and up and down be provided with the concave station of the described convergence part of support in the floor end at two ends, described exposed steel bar is fixedly arranged on the concave station top.
At least one metope unit of described premade bath room or prefabricated kitchen is half dry wall with concavo-convex alternate rough external surface, and this metope unit links with cast-in-situ wall with layer and is integrated.
Perhaps, at least one metope unit is full dry wall and is provided with the first grouting channel of being positioned at the bottom body of wall and communicates with this first grouting channel and be arranged at the grout hole of metope in the described premade bath room, the second grouting channel that arranges on described the first grouting channel and the adjacent lower floor's body of wall is docked, and is inserted with the internal steel muscle in described the first grouting channel and the second grouting channel and fixes by perfusion mortar.
Perhaps, at least one metope unit is full dry wall and is provided with the 3rd grouting channel that is positioned at the bottom body of wall and communicates with the 3rd grouting channel and be arranged at the grout hole of metope in the described prefabricated kitchen, the 4th grouting channel that arranges on described the 3rd grouting channel and the adjacent lower floor's body of wall is docked, and is inserted with the internal steel muscle in described the 3rd grouting channel and the 4th grouting channel and fixes by perfusion mortar.
The semi precast method of construction of above-mentioned multistory building comprises the steps:
A. complete half precast floor slab, lay reinforcing bar at half precast floor slab;
B. settle and fixedly precast facade, premade bath room and prefabricated kitchen, tie the reinforcing bar of load bearing wall and column and fix template;
C. fluid concrete is finished the making of load bearing wall and column in described template, finishes the making of floor at the half precast floor slab upper concrete of laying reinforcing bar;
D. settle and fixing precast stair, finish the installation of precast stair, remove the template of load bearing wall and column.
In described each step, concrete is pumped to the operation floor by high-pressure pump from the concrete mixing arrangement, and described concrete mixing arrangement is arranged on the bottom surface of operation floor.
Described steps A, B, C or D are that the different flanks of crossing over building in one day carry out.
Among the described step B, the reinforcing bar of also laying on the horizontal exposed steel bar that described premade bath room and prefabricated kitchen bottom is default and half precast floor slab links together; Among the described step C, also at least one the metope unit with described premade bath room is fixedly connected with neighboring walls, and at least one metope unit of prefabricated kitchen is fixedly connected with neighboring walls.
At least one metope unit of described premade bath room or prefabricated kitchen is half dry wall, among the described step C, half dry wall of described premade bath room or prefabricated kitchen and the cast-in-situ wall binding of same layer is integrated.
Perhaps, at least one metope unit of described premade bath room or prefabricated kitchen is full dry wall and is provided with the connecting hole that is positioned at the bottom body of wall and communicates with this connecting hole and be arranged at the grout hole of metope, the connecting hole that arranges on described connecting hole and the adjacent lower floor's body of wall docks, in described step C, insert internal steel muscle and perfusion mortar in the connecting hole that in the connecting hole of premade bath room or prefabricated kitchen and lower floor's body of wall, connects upper and lower layer body of wall is fixed together.
Among the described step D, will insert in the described precast stair installing hole that two ends arrange up and down with default exposed steel bar on the described precast stair floor that up and down two ends are connected, perfusion mortar is fixed together described precast stair and floor binding in this installing hole.
Compared with prior art, the multistory building of band prefabricated component of the present invention and semi precast method of construction thereof are except adopting half precast floor slab, precast facade, premade bath room, prefabricated kitchen and precast stair have also been adopted, reduced the workload of cast-in-place structural, thereby can greatly shorten construction period, and building quality standard is more unified; In addition, constructional materials utilizes tower crane to be transported to the operation floor, and required the reinforcement of concrete concrete pump is pumped to the operation floor, and each construction sequence can be crossed over building in one day different flanks carry out, workman's free time is reduced to minimum, therefore can greatly improve the efficient of construction, the floor of a standard can be finished within four working days.
Description of drawings
Fig. 1 is the structural representation of the multistory building of band prefabricated component of the present invention;
Fig. 2 is the structural representation of described precast stair 6;
Fig. 3 is the scheme of installation of described precast stair 6;
Fig. 4 is the enlarged drawing of described precast stair 6 and floor junction;
Fig. 5 is the perspective view of described premade bath room 7;
Fig. 6 is the structural representation that the default horizontal reinforcement in described premade bath room 7 bottoms is connected with floor bar;
Fig. 7 is the structural representation of half prefabricated metope cell surface of described premade bath room 7;
Fig. 8 is the connection diagram of the outside steel mesh reinforcement in half prefabricated metope unit of described premade bath room 7;
Fig. 9 is half prefabricated metope unit of described premade bath room 7 and the schematic diagram that cast-in-situ wall 2 links;
Figure 10 is the complete prefabricated metope unit of described premade bath room 7 and the johning knot composition of lower floor's neighboring walls;
Figure 11 is the perspective view of described prefabricated kitchen 8;
Figure 12 is the structural representation that the default horizontal reinforcement in described prefabricated kitchen 8 bottoms is connected with floor bar;
Figure 13 is the structural representation of half prefabricated metope cell surface of described prefabricated kitchen 8;
Figure 14 is the connection diagram of the outside steel mesh reinforcement in half prefabricated metope unit of described prefabricated kitchen 8;
Figure 15 is half prefabricated metope unit of described prefabricated kitchen 8 and the schematic diagram that cast-in-situ wall 2 links;
Figure 16 is the complete prefabricated metope unit of described prefabricated kitchen 8 and the johning knot composition of lower floor's neighboring walls;
Figure 17 is the structural representation of the described four days front multistory buildings of building cycle;
Figure 18 is the schematic diagram of first day construction part;
Figure 19 is the schematic diagram of the construction part of second day;
Figure 20 is the schematic diagram of the 3rd day construction part;
Figure 21 is the schematic diagram of the 4th day construction part.
The specific embodiment
The present invention is described in further detail below in conjunction with drawings and Examples.
The multistory building of band prefabricated component of the present invention mainly is comprised of body of wall, floor, stair, load-bearing pillar and beam etc., wherein, as shown in Figure 1, described body of wall is comprised of precast facade 1 and cast-in-situ wall 2, and the two ends, the left and right sides of described precast facade 1 have default exposed steel bar and connect to one with cast-in-situ wall 2.Described floor 3 is laid reinforcing bars and fluid concrete and the cast-in-situ floor 32 that forms forms by half precast floor slab 31 and at this half precast floor slab 31.Special feature of the present invention is that described stair adopt precast stair 6, have adopted in addition premade bath room 7 and prefabricated kitchen 8, can greatly reduce thus the workload of site operation, help building standard more unified.
Such as Fig. 2, Fig. 3 and shown in Figure 4, described precast stair 6 is for being set up in one section gangboard between floor 3 and the half storey platform, namely the stair of a typical floor are comprised of two precast staiies 6, can be preset with simultaneously handrail 63 and the reeding that is positioned on the step on the precast stair 6.The up and down two ends of described precast stair 6 are outward extended with respectively convergence part 62, are provided with two installing holes 61 for perfusion mortar on every end convergence part 62.Cast-in-situ floor 32 ends that connect described precast stair two ends about in the of 6 then are provided with the concave station 33 of the described convergence part 62 of support, every side concave station 33 tops and corresponding position, described installing hole 61 position convex with exposed steel bar 34, and in the installing hole 61 of described exposed steel bar 34 insertion correspondences and by perfusion mortar described precast stair 6 are fixedly connected with cast-in-situ floor 32.
The body of wall of described premade bath room 7, ceiling, base plate etc. are prefabricated in the factory, and can be provided with window on its body of wall, are embedded with water supply and sewerage pipeline, subsidiary conduit and illumination control box etc. in body of wall, and sanitaryware can also be installed simultaneously.As shown in Figure 5 and Figure 6, being preset with horizontal exposed steel bar 74 in the bottom of this premade bath room 7 is used for linking with the reinforcing bar 321 of contiguous cast-in-situ floor 32.Wherein metope external surface at premade bath room 7 also can be provided with temporary fixed nut 75, temporarily be connected by connector 76 with the metope of contiguous floors when being used for premade bath room is installed, after premade bath room 7 closely is connected with lower floor or with the one storey buildingDan structural wall, remove again this temporary fixed nut 75 and connector 76.
For can premade bath room 7 is more fixing, also need its body of wall and adjacent structural wall are linked together, two kinds of mode of connection can be arranged for this reason.
Mode one, such as Fig. 7, Fig. 8 and shown in Figure 9, at least one metope unit of described premade bath room 7 is half dry wall 70 with concavo-convex alternate rough external surface, this half dry wall 70 outside prick have reinforcing bar 21 and 22 and fluid concrete form cast-in-situ wall 2, thus can be with this half dry wall 70 and cast-in-situ wall 2 fixedly connected being integrated with layer.
Mode two, as shown in figure 10, at least one metope unit of described premade bath room 7 is full dry wall 70 and is provided with the first grouting channel 71 that is positioned at the substructure body of wall and the grout hole 73 that communicates and be arranged at metope with this first grouting channel 71, the second grouting channel 72 that arranges on described the first grouting channel 71 and the adjacent substructure body of wall is docked, thus be inserted with internal steel muscle 77 in described the first grouting channel 71 and the second grouting channel 72 and by perfusion mortar with described full dry wall 70 with the substructure body of wall is fixedly connected is integrated.
Equally, the body of wall of described prefabricated kitchen 8, ceiling, base plate etc. are prefabricated in the factory, and can be provided with window on its body of wall, are embedded with water supply and sewerage pipeline, subsidiary conduit and illumination control box etc. in body of wall, and the kitchen range top and wash bowl etc. can also be installed simultaneously.Such as Figure 11 and shown in Figure 12, described prefabricated kitchen 8 bottoms are preset with horizontal exposed steel bar 84 and are used for linking with the reinforcing bar 321 of contiguous cast-in-situ floor 32.Wherein metope external surface at prefabricated kitchen 8 also can be provided with temporary fixed nut 85, temporarily be connected by connector 86 with the metope of contiguous floors when being used for prefabricated kitchen 8 is installed, after prefabricated kitchen 8 closely is connected with lower floor or with the one storey buildingDan structural wall, remove again this temporary fixed nut 85 and connector 86.
For can prefabricated kitchen 8 is more fixing, also need its body of wall and adjacent structural wall are linked together, two kinds of mode of connection can be arranged for this reason.
Mode one, extremely shown in Figure 15 such as Figure 11, at least one metope unit of described prefabricated kitchen 8 is half dry wall 80 with concavo-convex alternate rough external surface, this half dry wall 80 outside prick have reinforcing bar 21 and 22 and fluid concrete form cast-in-situ wall 2, thus can be with this half dry wall 80 and cast-in-situ wall 2 fixedly connected being integrated with layer.
Mode two, as shown in figure 10, at least one metope unit is full dry wall and is provided with the 3rd grouting channel 81 that is positioned at the bottom body of wall and the grout hole 83 that communicates and be arranged at metope with the 3rd grouting channel 81 in the described prefabricated kitchen 8, the 4th grouting channel 82 that arranges on described the 3rd grouting channel 81 and the adjacent substructure body of wall is docked, thus be inserted with the internal steel muscle in described the 3rd grouting channel 81 and the 4th grouting channel 82 and by perfusion mortar with described full dry wall 80 with the substructure body of wall is fixedly connected is integrated.
Figure 17 is the structural representation of certain floor of having built up, and the floor that the semi precast method of construction of multistory building of the present invention is built a standard on this basis comprises the steps:
A. such as Figure 18, with crane half precast floor slab 31 is promoted to put in place and lay and fix, lay reinforcing bars 321 at half precast floor slab 31;
B. such as Figure 19, settle and fix precast facade 1, premade bath room 7 and prefabricated kitchen 8, and the reinforcing bar 321 of laying on the horizontal exposed steel bar 74 that this premade bath room 7 and prefabricated kitchen 8 bottoms are default and 84 and half precast floor slab 31 links together, and ties the reinforcing bar of load bearing wall 2 and column 5 and fixes template;
C. such as Figure 20, fluid concrete is finished the making of load bearing wall 2 and column 5 in described template, take half precast floor slab 31 as template, forms cast-in-situ floor 32 at half precast floor slab, the 31 upper concrete of laying reinforcing bar, finishes the making of floor 3;
D. such as Figure 21, between the concave station 33 of crane with two floors 32 about precast stair 6 liftings extremely, make relative insertion the in installing hole 61 positions on the exposed steel bar 34 that is convexly equipped with on the concave station 33 up and down and the convergence part, precast stair 6 two ends 62, and at installing hole 61 interior perfusion mortars precast stair 6 and two floors 32 up and down are fixed together, thereby finish the installation of precast stair 6, at this moment, the intensity of cast-in-place load bearing wall 2 and cast-in-situ floor 32 satisfies condition, the template of dismountable load bearing wall 2 and column 5.
Among the above-mentioned steps C, also need at least one metope unit of described premade bath room 7 and prefabricated kitchen 8 is fixedly connected with the adjacent structure body of wall, the metope unit that should be used for linking can be half dry wall or full dry wall.
When the metope unit that is used for linking with the adjacent structure body of wall of described premade bath room 7 or prefabricated kitchen 8 is half dry wall, the net of outside this half dry wall, wire-tiing, with lower floor's reinforcing bar 21 and the work layer reinforcing bar 22 rear fluid concrete that links together, can be with half dry wall of described premade bath room 7 or prefabricated kitchen 8 and cast-in-situ wall 2 fixedly connected being integrated with layer.
When the metope unit that is used for linking with the adjacent structure body of wall of described premade bath room 7 or prefabricated kitchen 8 is full dry wall, this metope unit is provided with the connecting hole that is positioned at the bottom body of wall and communicates with this connecting hole and is arranged at the grout hole of metope, the connecting hole that arranges on described connecting hole and the adjacent lower floor's body of wall docks, and inserts the internal steel muscle in the connecting hole that connects and perfusion mortar can be fixed together upper and lower layer body of wall in the connecting hole of premade bath room 7 or prefabricated kitchen 8 and lower floor's body of wall.
In the above steps, concrete is pumped to the operation floor by high-pressure pump from the concrete mixing arrangement, and described concrete mixing arrangement is arranged on the bottom surface of operation floor, and tower crane can be available other material of transportation to the operation floor like this, increases work efficiency.Need to establish a hydraulic arm at the operation floor, Yi Bian concrete is set as floor plate and structure cross wall.Hydraulic arm itself is placed on the portable steel column device, and this steel column device is supported on several floors, and can upwards reset according to the construction progress.In order to use concrete pump, slump need to be changed to 100mm from the 75mm of standard, way is that higher cement factor is introduced in the concrete mix, therefore concrete keeps its intensity, but is easier to be pumped into the operation floor.
Described steps A, B, C or D can cross in one day all that the different flanks of building carry out, thus, the floor of building a standard only needs four working days, and is relative with traditional building method, greatly shortened construction period, made the time of workman's free time reduce to minimum.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.

Claims (10)

1. the multistory building with prefabricated component comprises: precast facade (1), cast-in-situ wall (2), half precast floor slab (31) and cast-in-situ floor (32); It is characterized in that:
Also comprise precast stair (6), premade bath room (7) and prefabricated kitchen (8);
The up and down two ends of described precast stair (6) are provided with the installing hole (61) for perfusion mortar, connect described precast stair (6) and be installed with exposed steel bar on the floor at two ends up and down, described exposed steel bar inserts in the corresponding installing hole (61) and by perfusion mortar and fixes;
The up and down two ends of described precast stair (6) are outward extended with respectively convergence part (62), and described installing hole for perfusion mortar (61) is arranged on described convergence part (62); Connect described precast stair (6) and be provided with the concave station (33) of the described convergence part of support (62) in the floor end at two ends up and down, described exposed steel bar is fixedly arranged on concave station (33) top;
The bottom of described premade bath room (7) and prefabricated kitchen (8) is preset with horizontal exposed steel bar, and the reinforcing bar in this horizontal exposed steel bar and the described cast-in-situ floor (32) links mutually.
2. the multistory building with prefabricated component according to claim 1, it is characterized in that: at least one metope unit of described premade bath room (7) or prefabricated kitchen (8) is half dry wall with concavo-convex alternate rough external surface, and this metope unit links with cast-in-situ wall (2) with layer and is integrated.
3. the multistory building with prefabricated component according to claim 1, it is characterized in that: at least one metope unit is full dry wall and is provided with the first grouting channel (71) that is positioned at the bottom body of wall and the grout hole (73) that communicates and be arranged at metope with this first grouting channel (71) in the described premade bath room (7), the second grouting channel (72) that arranges on described the first grouting channel (71) and the adjacent lower floor's body of wall is docked, and is inserted with the internal steel muscle in described the first grouting channel (71) and the second grouting channel (72) and fixes by perfusion mortar.
4. the multistory building with prefabricated component according to claim 1, it is characterized in that: at least one metope unit is full dry wall and is provided with the 3rd grouting channel (81) that is positioned at the bottom body of wall and the grout hole (83) that communicates and be arranged at metope with the 3rd grouting channel (81) in the described prefabricated kitchen (8), the 4th grouting channel (82) that arranges on described the 3rd grouting channel (81) and the adjacent lower floor's body of wall is docked, and is inserted with the internal steel muscle in described the 3rd grouting channel (81) and the 4th grouting channel (82) and fixes by perfusion mortar.
5. the semi precast method of construction of a multistory building as claimed in claim 1 is characterized in that, this semi precast method of construction comprises the steps:
A. complete half precast floor slab (31), lay reinforcing bar at half precast floor slab (31);
B. settle and fixedly precast facade (1), premade bath room (7) and prefabricated kitchen (8), tie the reinforcing bar of cast-in-situ wall (2) and column (5) and fix template;
C. fluid concrete is finished the making of cast-in-situ wall (2) and column (5) in described template, finishes the making of floor (3) at half precast floor slab (31) the upper concrete of laying reinforcing bar;
D. settle and fixing precast stair (6), will with described precast stair (6) up and down on the floor that is connected of two ends default exposed steel bar insert in described precast stair (6) installing hole (61) that two ends arrange up and down, perfusion mortar is fixed together described precast stair (6) and floor binding in this installing hole (61), finish the installation of precast stair (6), remove the template of cast-in-situ wall (2) and column (5).
6. the semi precast method of construction of multistory building according to claim 5, it is characterized in that: in described each step, concrete is pumped to the operation floor by high-pressure pump from the concrete mixing arrangement, and described concrete mixing arrangement is arranged on the bottom surface of operation floor.
7. the semi precast method of construction of multistory building according to claim 6 is characterized in that: described steps A, B, C or D are that the different flanks of crossing over building in one day carry out.
8. according to claim 5 to the semi precast method of construction of 7 each described multistory buildings, it is characterized in that: among the described step B, also default horizontal exposed steel bar and the upper reinforcing bar of laying of half precast floor slab (31) of described premade bath room (7) and prefabricated kitchen (8) bottom linked together; Among the described step C, also at least one the metope unit with described premade bath room (7) is fixedly connected with neighboring walls, and at least one metope unit of prefabricated kitchen (8) is fixedly connected with neighboring walls.
9. the semi precast method of construction of multistory building according to claim 8, it is characterized in that: at least one metope unit of described premade bath room (7) or prefabricated kitchen (8) is half dry wall, among the described step C, half dry wall of described premade bath room (7) or prefabricated kitchen (8) and cast-in-situ wall (2) binding of same layer are integrated.
10. the semi precast method of construction of multistory building according to claim 8, it is characterized in that: at least one metope unit of described premade bath room (7) or prefabricated kitchen (8) is full dry wall and is provided with the connecting hole that is positioned at the bottom body of wall and communicates with this connecting hole and be arranged at the grout hole of metope, the connecting hole that arranges on described connecting hole and the adjacent lower floor's body of wall docks, in described step C, insert internal steel muscle and perfusion mortar in the connecting hole that in the connecting hole of premade bath room (7) or prefabricated kitchen (8) and lower floor's body of wall, connects with upper, lower floor's body of wall is fixed together.
CN 201110195079 2011-07-13 2011-07-13 Multistoried building with prefabricated members and semi-prefabricating construction method of multistoried building CN102296837B (en)

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CN 201110195079 CN102296837B (en) 2011-07-13 2011-07-13 Multistoried building with prefabricated members and semi-prefabricating construction method of multistoried building
SG2011065091A SG187296A1 (en) 2011-07-13 2011-09-09 A multi-storey building with prefabricated members and a semi-prefabricating construction method thereof
HK12104180.8A HK1164396A1 (en) 2011-07-13 2012-04-27 A multi-storey building with prefabricated members and a semi- prefabricating construction method thereof

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CN1245239A (en) * 1998-07-13 2000-02-23 麦迪逊顾问服务有限公司 Four-date construction period for semi-precast multistoried building
CN1408970A (en) * 2002-09-28 2003-04-09 朱维高 Prefabricated concrete shear wall building structure and its construction method
CN1570304A (en) * 2004-04-23 2005-01-26 朱秦江 Composite thermal insulation steel skeleton concrete integration construction structure and construction process thereof
CN101270588A (en) * 2007-03-23 2008-09-24 张剑 Concrete mold integral and continuous pouring system for building body
CN201661021U (en) * 2010-03-11 2010-12-01 张吉华 Prefabricated reinforced concrete stair
CN101787738A (en) * 2010-03-12 2010-07-28 南通建筑工程总承包有限公司 Stair connection joint device
CN201738600U (en) * 2010-06-04 2011-02-09 北京万科企业有限公司 Assembled integrated type building

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