CN113389298A - Building structure system of assembled low energy consumption house - Google Patents
Building structure system of assembled low energy consumption house Download PDFInfo
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- CN113389298A CN113389298A CN202010172765.9A CN202010172765A CN113389298A CN 113389298 A CN113389298 A CN 113389298A CN 202010172765 A CN202010172765 A CN 202010172765A CN 113389298 A CN113389298 A CN 113389298A
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Images
Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/74—Removable non-load-bearing partitions; Partitions with a free upper edge
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/74—Removable non-load-bearing partitions; Partitions with a free upper edge
- E04B2/7407—Removable non-load-bearing partitions; Partitions with a free upper edge assembled using frames with infill panels or coverings only; made-up of panels and a support structure incorporating posts
- E04B2/7409—Removable non-load-bearing partitions; Partitions with a free upper edge assembled using frames with infill panels or coverings only; made-up of panels and a support structure incorporating posts special measures for sound or thermal insulation, including fire protection
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/74—Removable non-load-bearing partitions; Partitions with a free upper edge
- E04B2/7407—Removable non-load-bearing partitions; Partitions with a free upper edge assembled using frames with infill panels or coverings only; made-up of panels and a support structure incorporating posts
- E04B2/7409—Removable non-load-bearing partitions; Partitions with a free upper edge assembled using frames with infill panels or coverings only; made-up of panels and a support structure incorporating posts special measures for sound or thermal insulation, including fire protection
- E04B2/7411—Details for fire protection
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/74—Removable non-load-bearing partitions; Partitions with a free upper edge
- E04B2/76—Removable non-load-bearing partitions; Partitions with a free upper edge with framework or posts of metal
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/74—Removable non-load-bearing partitions; Partitions with a free upper edge
- E04B2/82—Removable non-load-bearing partitions; Partitions with a free upper edge characterised by the manner in which edges are connected to the building; Means therefor; Special details of easily-removable partitions as far as related to the connection with other parts of the building
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/84—Walls made by casting, pouring, or tamping in situ
- E04B2/86—Walls made by casting, pouring, or tamping in situ made in permanent forms
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/84—Walls made by casting, pouring, or tamping in situ
- E04B2/86—Walls made by casting, pouring, or tamping in situ made in permanent forms
- E04B2/8647—Walls made by casting, pouring, or tamping in situ made in permanent forms with ties going through the forms
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/84—Walls made by casting, pouring, or tamping in situ
- E04B2/86—Walls made by casting, pouring, or tamping in situ made in permanent forms
- E04B2002/8682—Mixed technique using permanent and reusable forms
Abstract
The invention relates to a building structure system of an assembled low-energy-consumption house, belonging to the field of assembled buildings. Supporting and fixing the composite wallboard according to the designed position, connecting structural steel bars, connecting the heat-insulation bridge anchor bolt with the structural steel bars through the disassembly-free outer formwork, connecting the disassembly-free outer formwork with the inner formwork through the connecting piece, connecting the disassembly-free outer formwork with the inner formwork with the composite wallboard, connecting the inner formwork with the inner wall of the building, and pouring concrete in the enclosed cavity. The invention solves the problems of high difficulty and poor air tightness of external wall heat insulation construction in the current low-energy-consumption building construction through maintenance, heat insulation and structure integrated construction, has good integrity and strong shock resistance, can reduce the cost and shorten the construction period, and is widely suitable for various civil buildings from civil houses to high-rise buildings.
Description
Technical Field
The invention relates to a building structure system of an assembled low-energy-consumption house, and belongs to the field of assembled buildings.
Background
At present, with the high development of economy and the requirements of environmental protection and energy conservation in China, the requirements of building energy-saving standards are higher and higher, 75 percent of the current building energy-saving standards are being implemented comprehensively, and buildings with ultra-low energy consumption are also popularized vigorously. The house with low energy consumption can realize comfortable living environment and optimal energy efficiency, and is a necessary trend for the development of the building industry.
The building of the low-energy-consumption house mainly comprises the following technical links: the high-performance building heat preservation and insulation, the improvement of the air tightness of the building, the avoidance of cold and hot bridges as much as possible and the high-performance external doors and windows are implemented in the technical links, the implementation difficulty mainly lies in the high-performance building heat preservation and insulation and the improvement of the air tightness of the building, the outer wall heat preservation thickness of the low-energy-consumption building is large, the process is complex, the implementation difficulty is higher particularly in multi-story and high-rise buildings, the efficiency is improved, the cost is reduced, the high-performance building heat preservation and insulation and the improvement of the air tightness of the building are solved, and the problem to be solved urgently in the low-energy-consumption building construction technology is solved.
Disclosure of Invention
In view of the above, the present invention aims to provide a building structure system of a prefabricated low energy consumption house, so as to solve the problems of high difficulty in external wall insulation construction, difficulty in solving air tightness of the building, high construction cost, complex process and the like in the current low energy consumption house construction.
A building structure system for a prefabricated low energy-consuming home, comprising: the composite wallboard, the disassembly-free outer template, the inner template, the heat-insulation bridge anchor bolt and the connecting piece;
the composite wallboard comprises: non-load-bearing composite wall panels and load-bearing composite wall panels;
the non-bearing composite wallboard comprises a thin-wall light steel framework, a heat insulation board, an Europe pine plate, a cement fiber board, light concrete and a heat-breaking bridge anchor bolt, wherein the thin-wall light steel framework is formed by riveting C-shaped, U-shaped or rectangular cold-bending thin-wall light steel, the heat insulation board is anchored on an outer side rib plate of the thin-wall light steel framework through the heat-breaking bridge anchor bolt, the Europe pine plate is strip-shaped and is consistent with the width of a rib plate on the inner side of the thin-wall light steel framework and is anchored on the rib plate on the inner side of the thin-wall light steel framework, the cement fiber board is anchored on the Europe pine plate, a hole for pouring the light concrete is arranged on a web plate of the thin-wall light steel framework, the light concrete is poured in a cavity formed by enclosing the heat insulation board, the thin-wall light steel framework and the cement fiber board, the heat insulation board arranged on the outer side of the composite wallboard, the bottom surface of the thin-wall light steel framework is provided with a key groove for reinforcing and sealing between the composite wallboard and a floor slab, the left and right directions of a heat insulation board arranged on the outer side of the composite wallboard are shorter than those of the thin-wall light steel framework to form a stagger angle for installing a disassembly-free external template, a reserved hole for installing a connecting piece is formed in the thin-wall light steel framework of the stagger angle, and the composite wallboard is further provided with a connecting mechanism for supporting and hoisting;
the load-bearing composite wallboard comprises a heat insulation board, a steel reinforcement framework, concrete and a heat-insulation bridge anchor bolt, wherein the heat insulation board is connected with the steel reinforcement framework through the heat-insulation bridge anchor bolt, the heat insulation board is used as a bottom die, side templates are arranged on the periphery of the heat insulation board, the concrete is poured into a cavity which is formed in a surrounding mode to form the composite wallboard in a prefabricated mode, the heat-insulation bridge anchor bolt is poured into the concrete, a shear key groove is formed in the bottom surface of the concrete wall body, the heat insulation board arranged on one side or two sides of the composite wallboard is shorter than the concrete wall body to form an stagger angle used for installing a disassembly-free outer template, a reserved hole used for installing a connecting piece is formed in the concrete wall body in the stagger angle, and the composite wallboard is provided with a connecting mechanism used for supporting and hoisting;
the disassembly-free external template is a heat insulation plate with two sides paved with reinforced polymer mortar, wherein the heat insulation plate is an XPS plate, an SXPS plate or an HX isolation type fireproof heat insulation plate, and is provided with an opening for installing a connecting piece;
the inner template is a conventional bamboo template, a steel template, an aluminum alloy template, a disassembly-free fiber cement board or a disassembly-free reinforced concrete board;
the heat-insulation bridge anchor bolt is made of high-strength plastic materials or high-strength plastic composite metal materials, one end of the heat-insulation bridge anchor bolt is provided with a big cap, and the other end of the heat-insulation bridge anchor bolt is provided with a thread or an agnail;
the connecting pieces are supporting rods, split bolts, main ridges and secondary ridges which are adopted for installing the templates;
support fixedly according to design position composite wall panel, connection structure reinforcing bar, disconnected heat bridge crab-bolt pass and exempt from to tear open the exterior sheathing and be connected with the structural reinforcement, exempt from to tear open the exterior sheathing with the interior sheathing pass through connecting piece interconnect to adopt connecting piece and composite wall panel to be connected, interior sheathing and building interior wall be connected, enclose synthetic cavity in concreting, form structure roof beam, post, shear force wall, realize maintaining, heat preservation, structure integration construction.
Further, the heat insulation board of the composite wallboard is an XPS board, an SXPS board, an EPS board, an SEPS board, a polyurethane-thermosetting modified EPS composite board with reinforced polymer mortar laid on two sides, or an HX isolation type fireproof heat insulation board, and the side face of the heat insulation board of the composite wallboard is provided with a rabbet to prevent the two boards from being spliced to form a through seam.
Further, the composite wall panel is divided into a wall panel with a window and a wall panel without a window.
Furthermore, the HX isolation type fireproof heat-insulation plate takes an XPS plate, an SXPS plate, an EPS plate and an SEPS plate as a base plate, fireproof heat-insulation slurry is filled into the groove to form a fireproof isolation strip by a process measure of dividing the groove in a double-sided staggered and crossed manner, and reinforced polymer mortar is arranged on the front side and the back side of the heat-insulation plate, so that the structural fireproof heat-insulation plate with the flame-retardant effect of A level is prefabricated.
Furthermore, the building inner wall is a PC component or a cast-in-place reinforced concrete beam, column and wall adopted in the prior art, the preferred beam adopts a prefabricated component, and the column and the wall adopt a high-precision aluminum alloy template cast-in-place reinforced concrete.
Optionally, the non-load-bearing composite wallboard comprises a thin-wall light steel framework, a heat-insulation board, light concrete and a heat-insulation bridge anchor bolt, wherein the thin-wall light steel framework is formed by riveting C-shaped, U-shaped or rectangular cold-bending thin-wall light steel, the heat-insulation board is anchored on an outer side rib plate of the thin-wall light steel framework through the heat-insulation bridge anchor bolt, the light concrete is poured in a cavity surrounded by the heat-insulation board and the thin-wall light steel framework, the heat-insulation bridge anchor bolt extends into the thin-wall light steel framework and is poured in the light concrete, a heat-insulation board arranged on the outer side of the composite wallboard is higher than the thin-wall light steel framework to form a template of a cast-in-place structural beam, a shear key groove is arranged on the bottom surface of the thin-wall light steel framework and is used for reinforcing and sealing between the composite wallboard and a floor plate, the left and right directions of the heat-insulation board arranged on the outer side of the composite wallboard are shorter than the thin-wall light steel framework to form a stagger angle for installing a disassembly-free external template, the light steel framework of thin wall of stagger angle is equipped with the preformed hole that is used for the erection joint spare, composite wall panel still be equipped with the coupling mechanism who is used for supporting and hoist and mount.
The building structure system of the fabricated low-energy-consumption house is implemented according to the following steps:
step 1) prefabricating and processing a composite wallboard and a disassembly-free external template according to design, and transporting to a construction site;
step 2) marking the installation position control lines of the composite wall plate, the disassembly-free outer template and the inner template on the foundation or the floor plate according to the design, and connecting the structural steel bars;
step 3) laying base slurry, arranging cushion blocks, hoisting the composite wallboard to a falling position, firmly supporting after measuring and aligning, installing an inner template used for a cast-in-place beam at the upper end of the composite wallboard, firmly connecting the inner template with an outer template on the composite wallboard, and arranging beam steel bars;
step 4) installing a non-dismantling external template according to the designed position, wherein the non-dismantling external template is connected with the composite wallboard through a connecting piece, and a heat-insulation bridge anchor bolt penetrates through the non-dismantling external template to be connected with the structural steel bar so as to temporarily fix the non-dismantling external template;
step 5) installing an inner template according to a designed position, wherein the inner template is firmly connected with the composite wall board and the disassembly-free outer template through connecting pieces and is connected with an inner wall structure, the inner wall structure of the building is a precast beam, a column or a shear wall and is connected by adopting the existing PC component installation technology or is a cast-in-place reinforced concrete structure, and the inner wall structure template is connected with an inner template of an outer wall structure, preferably a high-precision aluminum alloy template;
and 6) retesting, positioning, connecting and supporting firmly, sealing the gap of the template, pouring concrete to finish maintenance, heat preservation and structure integrated construction, and in the step, setting the support according to the design types of the building structure and the floor bearing plate, and finishing the floor bearing plate pouring construction simultaneously.
The invention provides an assembled building structure system of a low-energy-consumption house, which is characterized in that a prefabricated composite wallboard is firstly installed, then an disassembly-free outer formwork and an inner formwork of an outer wall structure are installed by relying on a composite wall body which is firmly supported, concrete is poured to realize the integrated construction of heat preservation, maintenance, structure and an outer window, and the assembled building structure system has the beneficial effects that:
1. the factory prefabricated composite wallboard is light in weight, small in size and convenient to transport and hoist;
2. the composite wallboard is installed firstly and then the structural construction is carried out, the installation of the composite wallboard becomes very simple, the composite wallboard which is firmly supported provides a supporting point for the installation of the disassembly-free outer template and the inner template of the outer wall structure, the composite wallboard also plays a role of serving as the structural template, and meanwhile, the accuracy of template installation is improved;
3. the composite wallboard is manufactured in factories, particularly a window frame is installed in the factory, the sealing performance of a maintenance structure is guaranteed, the composite wallboard and the structure are connected by concrete in situ, and the excellent air tightness of a building is guaranteed;
4. the heat-insulating board is made of fireproof heat-insulating materials with excellent performance, and is connected with the structure and the maintenance part in a cast-in-place mode through the arranged reinforced polymer mortar layer and the heat-insulating bridge anchor bolt, so that the building has stable and super heat-insulating performance;
5. the air tightness and the super-strong fireproof heat-preservation and heat-insulation capability enable the technology to have obvious advantages when being applied to low-energy-consumption buildings, particularly ultra-low-energy-consumption buildings;
6. the composite material can be suitable for different building structures such as frames, special-shaped column frames, shear walls, frame-shear walls and the like, has good integrity and strong shock resistance, can reduce cost and shorten construction period, and is suitable for various civil buildings.
Drawings
Description of reference numerals: 1-composite wallboard, 2-disassembly-free outer formwork, 3-inner formwork, 4-heat-insulating bridge anchor bolt, 5-connecting piece, 6-structural steel bar, 7-building inner wall, 8-beam structural steel bar, 11-thin-wall light steel skeleton, 12-heat-insulating board, 13-Europe pine board, 14-cement fiberboard, 15-light concrete, 16-light concrete pouring hole, 17-key groove, 18-connecting piece mounting hole, 19-load-bearing composite wallboard steel skeleton, 110-load-bearing composite wallboard concrete, 21-reinforced polymer mortar, 22-heat-insulating board, 23-connecting piece mounting hole and 24-fireproof isolation strip;
FIG. 1 is a schematic perspective view of an embodiment of the present invention,
FIG. 2 is a schematic top view of a T-shaped node according to an embodiment of the present invention,
FIG. 3 is a schematic top view of an L-shaped node according to an embodiment of the present invention,
figure 4 is a side view structural schematic view of the non-load bearing composite wall panel at a-a of figure 2,
figure 5 is a schematic view of a non-load bearing composite wall panel (without a window) construction according to an embodiment of the invention,
figure 6 is a schematic view of a non-load bearing composite wall panel (with window) configuration according to an embodiment of the present invention,
figure 7 is a schematic view of a load-bearing composite wall panel construction according to an embodiment of the present invention,
figure 8 is a schematic structural view of a disassembly-free template according to an embodiment of the invention,
FIG. 9 is a schematic structural view of an embodiment of the invention, in which the non-dismantling formwork adopts an HX isolating type fireproof heat-insulating plate,
figure 10 is a schematic view of yet another non-load bearing composite wall panel construction according to an embodiment of the present invention,
fig. 11 is a schematic plan view of an embodiment of the present invention.
The specific implementation mode is as follows:
the technical solution of the present invention will be further described with reference to the drawings in the embodiment of the present invention, and it should be noted that all directional indicators (such as up, down, left, right, front, and back … …) in the embodiment of the present invention are only used to explain the relative position relationship, motion situation, etc. of the components in a certain specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
Example 1
As shown in fig. 1 to 11, a building structure system of a prefabricated low energy consumption house comprises: the composite wallboard comprises a composite wallboard 1, a disassembly-free outer template 2, an inner template 3, a heat-insulation bridge anchor bolt 4 and a connecting piece 5;
the composite wallboard comprises: non-load-bearing composite wall panels and load-bearing composite wall panels;
as shown in fig. 4, 5 and 6, the non-load-bearing composite wall panel comprises: the wall-mounted composite wallboard comprises a thin-wall light steel framework 11, a heat-insulating plate 12, an Oldham's board 13, a cement fiber board 14, light concrete 15 and a heat-breaking bridge anchor bolt 4, wherein the thin-wall light steel framework 11 is formed by riveting C-shaped, U-shaped or rectangular cold-bending thin-wall light steel, the heat-insulating plate 12 is anchored on a rib plate at the outer side of the thin-wall light steel framework 11 through the heat-breaking bridge anchor bolt 4, the Oldham's board 13 is strip-shaped and is consistent with the width of a rib plate at the inner side of the thin-wall light steel framework 11 and is anchored on the rib plate at the inner side of the thin-wall light steel framework 11, the cement fiber board 14 is anchored on the Oldham's board 13, a hole 16 for pouring the light concrete is arranged on a web plate of the thin-wall light steel framework 11, the light concrete 15 is arranged in a cavity surrounded by the heat-insulating plate 12, the thin-wall light steel framework 11 and the cement fiber board 14, the heat-insulating plate 12 arranged at the outer side of the composite wallboard is higher than the light steel framework 11, the external template of the cast-in-place structural beam is formed, a key groove 17 is formed in the bottom surface of the thin-wall light steel framework 11 and used for reinforcing and sealing between a composite wallboard and a floor slab, the left and right directions of the heat insulation board 12 arranged on the outer side of the composite wallboard are shorter than those of the thin-wall light steel framework 11, a staggered corner used for installing the disassembly-free external template 2 is formed, a reserved hole 18 used for installing the connecting piece 5 is formed in the thin-wall light steel framework 11 of the staggered corner, and the composite wallboard is further provided with a connecting mechanism used for supporting and hoisting;
as shown in fig. 7, the load-bearing composite wall panel 1 includes: the heat insulation board 12 is connected with the steel reinforcement framework 19 through the heat-breaking bridge anchor bolt 4, the heat insulation board 12 is used as a bottom die, side templates are arranged on the periphery of the bottom die, the concrete 110 is prefabricated into a composite wallboard in a surrounded cavity, the concrete 110 is ordinary concrete, the heat-breaking bridge anchor bolt 4 is poured in the concrete, a key slot 17 is formed in the bottom surface of the concrete wall body, the left direction and the right direction of the heat insulation board 12 arranged on the outer side of the composite wallboard are shorter than the thin-wall light steel framework 11, a staggered corner for installing the disassembly-free outer template 2 is formed, a reserved hole 19 for installing a connecting piece 5 is formed in the concrete wall body in the staggered corner, and the composite wallboard is provided with a connecting mechanism for supporting and hoisting;
as shown in fig. 8 and 9, the disassembly-free external form 2 is a heat insulation board 22 with two sides paved with reinforced polymer mortar 21, the heat insulation board 22 is an XPS board, an SXPS board, or an HX isolated fireproof heat insulation board, and the disassembly-free external form 2 is provided with an opening 23 for installing the connecting piece 5;
the inner template 3 is a conventional bamboo-wood template, a steel template, an aluminum full-gold template, a non-dismantling fiber cement board or a non-dismantling reinforced concrete board, and a high-precision aluminum alloy template is adopted in the embodiment;
the heat-insulation bridge anchor bolt 4 is made of high-strength plastic material or high-strength plastic composite metal material, one end of the heat-insulation bridge anchor bolt is provided with a big cap, and the other end of the heat-insulation bridge anchor bolt is provided with a thread or an agnail;
the connecting piece 5 is a supporting rod, a split bolt, a main edge and a secondary edge which are used for installing the building template;
support fixedly according to design position composite wall panel 1, connection structure reinforcing bar 6, disconnected heat bridge crab-bolt 4 pass and exempt from to tear open exterior sheathing 2 and be connected with structure reinforcing bar 6, exempt from to tear open exterior sheathing 2 with interior sheathing 3 pass through connecting piece 5 interconnect to be connected with composite wall panel 1, interior sheathing 3 be connected with building interior wall 7, enclose synthetic cavity in concreting, form structural beam, post, shear force wall, realize maintaining, keep warm, structure integration construction.
Further, the heat insulation board 12 of the composite wallboard 1 is an XPS board, an SXPS board, an EPS board, an SEPS board, a polyurethane-thermosetting modified EPS composite board with reinforced polymer mortar laid on two sides, or an HX isolation type fireproof heat insulation board, and the side surface of the heat insulation board 1 of the composite wallboard is provided with a rabbet to prevent the two boards from being spliced to form a through seam.
Further, referring to fig. 1, the composite wall panel 1 is divided into a panel with a window a and a panel without a window B.
Further, referring to fig. 9, the HX isolation type fireproof insulation board uses an XPS board or a graphite XPS board 22 as a substrate, and uses a double-sided staggered cross-cutting grooving process to fill fireproof insulation slurry into the groove to form a fireproof isolation strip 24, and reinforced polymer mortar 21 is arranged on the front and back sides of the insulation board to form a prefabricated fire-retardant effect a-level structural fireproof insulation board.
Further, referring to fig. 1, 2 and 11, the building inner wall 7 is a PC member or a cast-in-place reinforced concrete beam, column and wall adopted in the prior art, preferably, the beam is a prefabricated member, the column and the wall are made of high-precision aluminum alloy templates and reinforced concrete is cast in place, and in this embodiment, the building inner wall 7 is a prefabricated reinforced concrete beam.
Optionally, foretell non-bearing composite wall panel has set up the fiber cement board, and light concrete can realize founding the mould and pour, and production efficiency is high, if consider that reduce cost can also not set up the fiber cement board, pours light concrete through the horizontal mould and makes composite wall panel, refer to fig. 10, non-bearing composite wall panel include: the thin-wall light steel framework 11 is formed by riveting C-shaped, U-shaped or rectangular cold-bending thin-wall light steel, the heat-insulation plate 12 is anchored on an outer rib plate of the thin-wall light steel framework 11 through the heat-breaking bridge anchor bolt 4, the light concrete 15 is poured in a cavity formed by enclosing the heat-insulation plate 12 and the thin-wall light steel framework 11, the heat-insulation plate 12 arranged on the outer side of the composite wallboard is higher than the thin-wall light steel framework 11 to form a template of a cast-in-place structural beam, a key groove 17 is arranged on the bottom surface of the thin-wall light steel framework 11 and used for reinforcing and sealing the composite wallboard and a floor plate, the left and right direction of the heat-insulation plate 12 arranged on the outer side of the composite wallboard is shorter than the thin-wall light steel framework 11 to form a staggered angle for installing the disassembly-free outer template 2, a reserved hole 18 for installing the connecting piece 5 is arranged on the thin-wall light steel framework 11 at the staggered angle, the composite wallboard is also provided with a connecting mechanism for supporting and hoisting.
Referring to fig. 1 to 11, the building structure system of the prefabricated low-energy-consumption house as described above is implemented by the following steps:
step 1) prefabricating a composite wallboard 1 and a disassembly-free external template 2 in a factory according to design, and transporting to a construction site;
step 2) marking the installation position control lines of the composite wall plate 1, the disassembly-free outer formwork 2 and the inner formwork 3 on the foundation or floor plate according to the design, and connecting structural steel bars 6;
step 3) paving base slurry, arranging cushion blocks, hoisting the composite wallboard 1 to a falling position, firmly supporting after measuring and aligning, fixing the inner and outer templates of the cast-in-place beam at the upper end of the composite wallboard 1, and installing structural beam steel bars 8;
step 4) installing a non-dismantling external formwork 2 according to a designed position, connecting the non-dismantling external formwork 2 with the composite wallboard 1 through a connecting piece 5, connecting a heat-insulation bridge anchor bolt 4 with the structural steel bar after penetrating through the non-dismantling external formwork 2, and temporarily fixing the non-dismantling external formwork 2;
step 5) installing an inner template 3 according to a designed position, wherein the inner template is firmly connected with the composite wall board 1 and the disassembly-free outer template 2 through a connecting piece 5 and is connected with an inner wall 7 of a building, the inner wall 7 of the building is a precast beam in the embodiment, and columns and shear walls of the inner wall of the building are of a cast-in-place concrete structure;
and 6) retesting, positioning, connecting and supporting firmly, sealing the gap of the template, pouring concrete to finish maintenance, heat preservation and structure integrated construction, and in the step, setting the support according to the design types of the building structure and the floor bearing plate, and finishing the floor bearing plate pouring construction simultaneously.
Example 2
As shown in fig. 2 and 11, the composite wall panel 1 and the structural steel bars 6 are supported and fixed according to the designed positions, the heat-insulating bridge anchor bolt 4 penetrates through the disassembly-free outer formwork 2 to be connected with the structural steel bars 6, the disassembly-free outer formwork 2 and the inner formwork 3 are connected with each other through the connecting piece 5, and are connected with the composite wall panel 1 through the connecting piece 5 by relying on staggered corners arranged at two sides of the composite wall panel 1, the inner formwork 3 is connected with an inner wall 7 of a building, concrete is poured in a cavity enclosed to form a structural beam, a column and a shear wall, referring to fig. 11, a node a is an L-shaped shear wall structure, a node B is a T-shaped column structure, a node C is a T-shaped short-limb shear wall structure, and the inner wall is a reinforced concrete precast beam and cast-in-place reinforced concrete special-shaped column structure.
The above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, the described embodiments are only a part of the embodiments of the present invention, but not all embodiments, and those skilled in the art can make other modifications or equivalent substitutions to the technical solutions of the present invention without creative efforts, so long as they do not depart from the spirit and scope of the technical solutions of the present invention, and they all belong to the protection scope of the claims of the present invention.
Claims (7)
1. The utility model provides a building structure system of assembled low energy consumption house which characterized in that: comprises a composite wallboard, a disassembly-free outer template, an inner template, a heat-insulation bridge anchor bolt and a connecting piece;
the composite wallboard comprises: non-load-bearing composite wall panels and load-bearing composite wall panels;
the non-bearing composite wallboard comprises a thin-wall light steel framework, a heat insulation board, an Europe pine plate, a cement fiber board, light concrete and a heat-insulation bridge anchor bolt, wherein the thin-wall light steel framework is formed by riveting C-shaped, U-shaped or rectangular cold-bending thin-wall light steel, the heat insulation board is anchored on a rib plate at the outer side of the thin-wall light steel framework through the heat-insulation bridge anchor bolt, the Europe pine plate is in a strip shape and is consistent with the width of the rib plate at the inner side of the thin-wall light steel framework and is anchored on the rib plate at the inner side of the thin-wall light steel framework, the cement fiber board is anchored on the Europe pine plate, a hole for pouring the light concrete is arranged on a web plate of the thin-wall light steel framework, the light concrete is poured in a cavity formed by enclosing the heat insulation board, the thin-wall light steel framework and the cement fiber board, the heat insulation board arranged at the outer side of the composite wallboard is higher than the thin-wall light steel framework to form an outer template of a cast-in-place structural beam, the bottom surface of the thin-wall light steel framework is provided with a key groove for reinforcing and sealing between the composite wallboard and a floor slab, the left and right directions of a heat insulation board arranged on the outer side of the composite wallboard are shorter than those of the thin-wall light steel framework to form a stagger angle for installing a disassembly-free external template, a reserved hole for installing a connecting piece is formed in the thin-wall light steel framework of the stagger angle, and the composite wallboard is further provided with a connecting mechanism for supporting and hoisting;
the load-bearing composite wallboard comprises a heat insulation board, a steel reinforcement framework, concrete and a heat-insulation bridge anchor bolt, wherein the heat insulation board is connected with the steel reinforcement framework through the heat-insulation bridge anchor bolt, the heat insulation board is used as a bottom die, side templates are arranged on the periphery of the heat insulation board, the concrete is poured into a cavity which is formed in a surrounding mode to form the composite wallboard in a prefabricated mode, the heat-insulation bridge anchor bolt is poured into the concrete, a shear key groove is formed in the bottom surface of the concrete wall body, the heat insulation board arranged on one side or two sides of the composite wallboard is shorter than the concrete wall body to form an stagger angle used for installing a disassembly-free outer template, a reserved hole used for installing a connecting piece is formed in the concrete wall body in the stagger angle, and the composite wallboard is provided with a connecting;
the disassembly-free external template is a heat insulation plate with two sides paved with reinforced polymer mortar, wherein the heat insulation plate is an XPS plate, an SXPS plate or an HX isolation type fireproof heat insulation plate, and is provided with an opening for installing a connecting piece;
the inner template is a conventional bamboo template, a steel template, an aluminum alloy template, a disassembly-free fiber cement board or a disassembly-free reinforced concrete board;
the heat-insulation bridge anchor bolt is made of high-strength plastic materials or high-strength plastic composite metal materials, one end of the heat-insulation bridge anchor bolt is provided with a big cap, and the other end of the heat-insulation bridge anchor bolt is provided with a thread or an agnail;
the connecting pieces are supporting rods, split bolts, main ridges and secondary ridges which are adopted for installing the templates;
support fixedly according to design position composite wall panel, connection structure reinforcing bar, disconnected heat bridge crab-bolt pass and exempt from to tear open the exterior sheathing and be connected with the structural reinforcement, exempt from to tear open the exterior sheathing with the interior sheathing pass through connecting piece interconnect to adopt connecting piece and composite wall panel to be connected, interior sheathing and building interior wall be connected, enclose synthetic cavity in concreting, form structure roof beam, post, shear force wall, realize maintaining, heat preservation, structure integration construction.
2. The building structure system of prefabricated low energy-consuming houses as claimed in claim 1, wherein: the heat insulation board of the composite wallboard is an XPS board, an SXPS board, an EPS board, an SEPS board and a polyurethane-thermosetting modified EPS composite board, wherein reinforced polymer mortar is laid on two sides of the XPS board, the SXPS board, the EPS board, the SEPS board and a polyurethane-thermosetting modified EPS composite board, or is an HX isolation type fireproof heat insulation board, and the side face of the heat insulation board of the composite wallboard is provided with a tongue-and-groove so as to prevent the two boards from being spliced to form a through seam.
3. The building structure system of prefabricated low energy-consuming houses as claimed in claim 1, wherein: the composite wall board is divided into a wall board with a window and a wall board without the window.
4. The building structure system of prefabricated low energy-consuming houses as claimed in claim 1, wherein: the HX isolation type fireproof heat-insulation plate is a fireproof heat-insulation plate with a structure with a flame-retardant effect level A, which is prefabricated by taking an XPS plate, an SXPS plate, an EPS plate and an SEPS plate as substrates, filling fireproof heat-insulation slurry into a groove to form a fireproof isolation strip by using a process measure of cutting the groove in a double-sided staggered and crossed manner, and arranging reinforced polymer mortar on the front surface and the back surface of the heat-insulation plate.
5. The building structure system of prefabricated low energy-consuming houses as claimed in claim 1, wherein: the building inner wall is a PC component or a cast-in-place reinforced concrete beam, column and wall adopted in the prior art, preferably, the beam adopts a prefabricated component, and the column and wall adopt a high-precision aluminum alloy template cast-in-place reinforced concrete.
6. The building structure system of prefabricated low energy-consuming houses as claimed in claim 1, wherein: the other manufacturing method of the non-bearing composite wallboard comprises a thin-wall light steel framework, a heat insulation board, light concrete and a heat-breaking bridge anchor bolt, wherein the thin-wall light steel framework is formed by riveting C-shaped, U-shaped or rectangular cold-bending thin-wall light steel, the heat insulation board is anchored on an outer rib plate of the thin-wall light steel framework through the heat-breaking bridge anchor bolt, the light concrete is poured in a cavity defined by the heat insulation board and the thin-wall light steel framework, the heat-breaking bridge anchor bolt extends into the thin-wall light steel framework and is poured in the light concrete, a heat insulation board arranged on the outer side of the composite wallboard is higher than the thin-wall light steel framework to form a template of a cast-in-place structural beam, a shear key groove is formed in the bottom surface of the thin-wall light steel framework and is used for reinforcing and sealing between the composite wallboard and a floor plate, and the left-right direction of the heat insulation board arranged on the outer side of the composite wallboard is shorter than the thin-wall light steel framework, the staggered corner for installing the disassembly-free external template is formed, a reserved hole for installing a connecting piece is formed in the thin-wall light steel framework of the staggered corner, and the composite wallboard is further provided with a connecting mechanism for supporting and hoisting.
7. The building structure system of the prefabricated low-energy-consumption house according to the claims 1 to 6, is characterized in that: the method comprises the following steps:
step 1) prefabricating and processing a composite wallboard and a disassembly-free external template according to design, and transporting to a construction site;
step 2) marking the installation position control lines of the composite wall plate, the disassembly-free outer template and the inner template on the foundation or the floor plate according to the design, and connecting the structural steel bars;
step 3) laying base slurry, arranging cushion blocks, hoisting the composite wallboard to a falling position, firmly supporting after measuring and aligning, installing an inner template used for a cast-in-place beam at the upper end of the composite wallboard, firmly connecting the inner template with an outer template on the composite wallboard, and arranging beam steel bars;
step 4) installing a non-dismantling external template according to the designed position, wherein the non-dismantling external template is connected with the composite wallboard through a connecting piece, and a heat-insulation bridge anchor bolt penetrates through the non-dismantling external template to be connected with the structural steel bar so as to temporarily fix the non-dismantling external template;
step 5) installing an inner template according to a designed position, wherein the inner template is firmly connected with the composite wall board and the disassembly-free outer template through connecting pieces and is connected with an inner wall structure, the inner wall structure of the building is a precast beam, a column or a shear wall and is connected by adopting the existing PC component installation technology or is a cast-in-place reinforced concrete structure, and the inner wall structure template is connected with an inner template of an outer wall structure, preferably a high-precision aluminum alloy template;
and 6) retesting, positioning, connecting and supporting firmly, sealing the gap of the template, pouring concrete to finish maintenance, heat preservation and structure integrated construction, and in the step, setting the support according to the design types of the building structure and the floor bearing plate, and finishing the floor bearing plate pouring construction simultaneously.
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| CN202010172765.9A CN113389298A (en) | 2020-03-12 | 2020-03-12 | Building structure system of assembled low energy consumption house |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113958059A (en) * | 2021-11-29 | 2022-01-21 | 沈阳鑫逸洲保温材料有限公司 | Prefabricated ultra-low energy consumption frame system composite heat insulation external wall panel and installation method |
| CN114673278A (en) * | 2022-05-24 | 2022-06-28 | 河南省祥巍环保科技集团有限公司 | Assembled energy-saving wall and construction method thereof |
-
2020
- 2020-03-12 CN CN202010172765.9A patent/CN113389298A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113958059A (en) * | 2021-11-29 | 2022-01-21 | 沈阳鑫逸洲保温材料有限公司 | Prefabricated ultra-low energy consumption frame system composite heat insulation external wall panel and installation method |
| CN114673278A (en) * | 2022-05-24 | 2022-06-28 | 河南省祥巍环保科技集团有限公司 | Assembled energy-saving wall and construction method thereof |
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