CN115853109A - Ultra-low energy consumption building non-transparent enclosure structure and construction method thereof - Google Patents

Ultra-low energy consumption building non-transparent enclosure structure and construction method thereof Download PDF

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Publication number
CN115853109A
CN115853109A CN202111548655.9A CN202111548655A CN115853109A CN 115853109 A CN115853109 A CN 115853109A CN 202111548655 A CN202111548655 A CN 202111548655A CN 115853109 A CN115853109 A CN 115853109A
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China
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heat
insulating layer
layer
insulation
roof
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赵学丹
张俊清
张博昊
杨振兴
孙鸿志
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Beijing Urban Construction Sixth Group Co Ltd
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Beijing Urban Construction Sixth Group Co Ltd
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Abstract

An ultra-low energy consumption building non-transparent enclosure structure and a construction method thereof, which comprises a bottom plate structure, a side wall structure and a roof structure; the bottom plate structure comprises a concrete raft plate, a bottom plate heat-insulating layer and a bottom air-tight layer; the bottom plate heat-insulating layer and the bottom air-tight layer are respectively arranged on the inner side and the outer side of the concrete raft plate; the side wall structure comprises a concrete wall body, a wall body heat-insulating layer, a wall body air-tight layer, a keel framework, a stone panel and a keel connecting assembly; the wall heat-insulating layer is adhered to the outer side of the concrete wall and is connected with the bottom plate heat-insulating layer; the wall body air-tight layer is laid on the inner side surface of the concrete wall body and is connected with the bottom air-tight layer; the roof structure is arranged on the top of the side wall structure and comprises a roof airtight layer, a concrete roof panel, a roof heat-insulating layer and a waterproof coil layer; the roof air-tight layer is laid at the bottom of the concrete roof panel and is connected with the wall air-tight layer. The invention solves the technical problems of poor heat insulation performance, poor air tightness and discontinuous heat insulation layer of the traditional enclosure structure.

Description

Ultra-low energy consumption building non-transparent enclosure structure and construction method thereof
Technical Field
The invention belongs to the technical field of construction engineering construction, and particularly relates to an ultra-low energy consumption building non-transparent envelope structure and a construction method thereof.
Background
At present, the external enclosure structure heat insulation system of a low-energy-consumption building has relatively complete material standards and construction technical rules in China; the external thermal insulation system of the external wall is mainly divided into an organic thermal insulation board thin plastering system and an external thermal insulation system of the external wall with the incombustible thermal insulation board thin plastering, wherein the organic thermal insulation board thin plastering system comprises a polyphenyl board thin plastering external thermal insulation system, a polyurethane board thin plastering external thermal insulation system and an extruded board thin plastering external thermal insulation system. The external heat insulation system of the incombustible heat insulation plate thin-plastered external wall comprises an external heat insulation system of a rock wool thin-plastered external wall and an external heat insulation system of a vacuum heat insulation plate thin-plastered external wall. When the traditional buildings adopt the external thermal insulation systems of the external walls, the technical problems of poor thermal insulation performance, poor air tightness and discontinuous thermal insulation layers generally exist.
Disclosure of Invention
The invention aims to provide an ultra-low energy consumption building non-transparent envelope and a construction method thereof, and aims to solve the technical problems that the traditional envelope has poor heat insulation performance and air tightness, and a heat insulation layer is discontinuous, so that the ultra-low energy consumption building requirement cannot be met.
In order to achieve the purpose, the invention adopts the following technical scheme.
An ultra-low energy consumption building non-transparent envelope structure comprises a bottom plate structure, a side wall structure and a roof structure; the bottom plate structure comprises a concrete raft, a bottom plate heat-insulating layer and a bottom air tight layer; the bottom plate heat-insulating layer and the bottom air-tight layer are respectively arranged on the inner side and the outer side of the concrete raft;
the side wall structure comprises a concrete wall body, a wall body heat-insulating layer, a wall body air-tight layer, a keel framework, a stone panel and a keel connecting assembly; the wall body heat-insulating layer is bonded on the outer side of the concrete wall body, and the bottom of the wall body heat-insulating layer is connected with the bottom plate heat-insulating layer; the wall heat-insulating layer is not less than 250mm in thickness and comprises an inner heat-insulating layer and an outer heat-insulating layer, and the inner heat-insulating layer and the outer heat-insulating layer are connected by full adhesion; the inner heat-insulating layer and the outer heat-insulating layer are formed by splicing a plurality of rows of heat-insulating plate single blocks along a vertical staggered joint, and each row of heat-insulating plate single blocks are horizontally and continuously paved; the horizontal seams of the single heat-insulation plates in the inner heat-insulation layer and the outer heat-insulation layer are aligned, and the vertical seams of the single heat-insulation plates in the inner heat-insulation layer and the outer heat-insulation layer in the same row are staggered; a first heat-insulating bridge anchor bolt is connected between the wall heat-insulating layer and the concrete wall at intervals; the wall air-tight layer is laid on the inner side surface of the concrete wall, and the bottom of the wall air-tight layer is connected with the bottom air-tight layer; the keel framework is arranged on the outer side of the concrete wall body and is parallel to the concrete wall body at intervals; first grooves are formed in the inner side surface of the wall heat-insulating layer and at positions corresponding to the keel frameworks at intervals along the vertical direction; the keel connecting components are connected to the concrete wall at intervals and correspond to the first grooves, and are used for connecting the keel framework with the concrete wall; the keel connecting assembly comprises a first connecting plate, an adapter plate, a first heat insulation plate and a first anchor bolt; the first heat insulation plate is arranged in the first groove, and the inner side surface of the first heat insulation plate is connected with the concrete wall body; the first connecting plate is attached to the outer side face of the first heat insulation plate; the number of the first anchor bolts is at least two, the first connecting plate, the first heat insulation plate and the concrete wall are fixed, and the outer end of each first anchor bolt is positioned in the heat insulation layer of the wall; the adapter plate horizontally penetrates through the wall heat-insulating layer, the inner end of the adapter plate is fixedly connected with the adapter plate, and the outer end of the adapter plate is fixedly connected with the keel framework; the stone panel is connected with the keel framework through a hanging piece;
the roof structure is arranged at the top of the side wall structure and comprises a roof airtight layer, a concrete roof panel, a roof heat-insulating layer, a waterproof coiled material layer, a roof mortar protective layer, a water-guiding strip, a tile hanging strip and a roof color tile which are sequentially arranged from bottom to top; the cross section of the concrete roof panel is splayed, and the left end and the right end of the concrete roof panel respectively exceed the outer side surfaces of the side wall structures on the two sides; the two ends of the concrete roof panel are respectively provided with a baffle plate; a ridge structure is arranged in the middle of the top of the concrete roof panel along the longitudinal through length; the roof air-tight layer is laid at the bottom of the concrete roof panel, and the bottom of the roof air-tight layer is connected with the top of the wall air-tight layer; the roof heat-insulating layer is laid on the top of the concrete roof panel, and a space is reserved between the two sides of the roof heat-insulating layer and the baffle; the roof heat-insulating layer is not less than 350mm in thickness and comprises a lower heat-insulating layer, a middle heat-insulating layer and an upper heat-insulating layer; the lower heat-insulating layer is bonded with the concrete roof panel, the middle heat-insulating layer is bonded with the lower heat-insulating layer, and the upper heat-insulating layer is bonded with the middle heat-insulating layer; the lower heat-insulating layer, the middle heat-insulating layer and the upper heat-insulating layer are formed by splicing a plurality of rows of heat-insulating plate single blocks along the longitudinal staggered joint, and each row of heat-insulating plate single blocks are continuously laid along the inclined direction of the concrete roof panel; the splicing seams of the single heat-insulating plates in the lower heat-insulating layer, the middle heat-insulating layer and the upper heat-insulating layer in the same row are staggered; a rock wool heat-insulating layer is filled in a gap between the roof heat-insulating layer and the baffle plate, and the thickness of the rock wool heat-insulating layer is adapted to that of the roof heat-insulating layer; a plurality of groups of heat preservation layer fixing assemblies are respectively arranged on the concrete roof panel on the two sides of the ridge and close to the baffle plates on the two sides at intervals along the longitudinal direction, and each group of heat preservation layer fixing assemblies are arranged at intervals along the inclination direction of the concrete roof panel; the heat-insulating layer fixing component comprises a second heat-insulating plate, a second connecting plate, a heat-insulating block, a second anchor bolt and a fixing rod; a second groove is formed in the bottom surface of the roof insulating layer and in the position corresponding to the insulating layer fixing component; the second heat insulation plate, the second connecting plate and the heat insulation block are sequentially arranged in the second groove from bottom to top; the second anchor bolt penetrates through the heat insulation block, the second connecting plate and the second heat insulation plate and is fixedly connected with the concrete roof panel; the fixed rod is perpendicular to the concrete roof panel and arranged in the roof heat-insulating layer, the lower end of the fixed rod penetrates through the heat-insulating block and is fixedly connected with the second connecting plate, and the upper end of the fixed rod is positioned in the roof mortar protective layer; second heat-insulation bridge anchors are arranged in the roof heat-insulation layer at intervals, the lower ends of the second heat-insulation bridge anchors are inserted into the concrete roof panel and fixed with the concrete roof panel, and the upper ends of the second heat-insulation bridge anchors are in pressure joint with the upper surface of the roof heat-insulation layer; the waterproof coiled material layer is laid on the top of the roof heat-insulating layer; the roof mortar protective layer is arranged at the top of the waterproof roll material layer, and a reinforcing mesh is laid in the roof mortar protective layer.
Preferably, the ridge structure comprises ridge tiles, ridge tile mortar and a top decorative cover; the ridge tiles are covered on the concrete roof panels at two sides of the ridge along the longitudinal through length; the ridge tile horizontal slurry is filled in a gap between the ridge tile and concrete roof panels on two sides of the ridge; the top decorative cover covers the top of the ridge tile.
Preferably, the roof structure further comprises a solar energy machine room; a top floor slab is arranged at the upper part of the side wall structure; the solar machine room is arranged on the top floor slab, and the top of the solar machine room exceeds the top of the concrete roof slab; the solar machine room comprises a machine room side wall, a machine room top plate, a machine room heat insulation layer, a machine room waterproof layer and a machine room mortar protective layer; the bottom of the machine room side wall is supported on the top floor slab, and the machine room side wall and the concrete roof slab are integrally formed; the machine room heat insulation layer is arranged on the outer side surface of the machine room side wall above the roof heat insulation layer and on the top surface of the machine room top plate, and the bottom surface of the machine room heat insulation layer is connected with the top surface of the roof heat insulation layer in an adhesive mode; the thickness is not less than 350mm; the machine room waterproof layer covers the outer side of the machine room heat insulation layer; the machine room mortar protective layer is smeared on the outer side of the machine room waterproof layer; the roof encaustic tiles are connected with the machine room mortar protective layer in an adhesive mode at the position of the solar machine room.
Preferably, parapet walls are arranged on the periphery of the top of the solar energy computer room; the parapet wall is arranged at the top of the machine room heat insulation layer, and a parapet wall waterproof layer is arranged on the surface of the parapet wall; the parapet wall heat-insulating layers are arranged on the inner side and the outer side of the parapet wall and are connected to the parapet wall waterproof layer through bonding mortar.
Preferably, the vertical section of the second groove is trapezoidal; the second heat insulation plate and the heat insulation block are rectangular blocks; and anti-crack mortar is filled between the second groove and the left and right sides of the second heat insulation plate and the heat insulation block.
Preferably, a section steel keel is arranged in the roof mortar protective layer; the structural steel keel is correspondingly connected to the upper portion of the fixing rod of each heat-insulating layer fixing component along the inclination direction of the roof panel, the lower portion of the structural steel keel is buried in a mortar protective layer of the roof, and the upper portion of the structural steel keel is located between the water-guiding strips.
Preferably, the keel framework comprises a vertical keel and a horizontal keel; the vertical keels are arranged in a group at intervals along the long axial direction of the concrete wall; the horizontal keels are arranged in a group and are arranged on the outer sides of the vertical keels at intervals along the vertical direction; two groups of adapter plates are arranged on each first connecting plate, and the outer ends of the two groups of adapter plates are correspondingly clamped on two sides of the vertical keel and detachably connected with the vertical keel through a connecting bolt; fireproof rock wool strips are arranged between every two adjacent vertical keels at intervals along the vertical direction; the inner side of the fireproof rock wool belt is used for separating the wall heat-insulating layer and is connected with the concrete wall, and the outer side of the fireproof rock wool belt is connected with the stone panel.
Preferably, the first heat-insulation bridge anchor bolt is divided into a first plate seam heat-insulation bridge anchor bolt and a first plate heat-insulation bridge anchor bolt; the first plate seam broken heat bridge anchor bolts are arranged at intervals along the seams of the two rows of insulation board blocks which are adjacent vertically and are respectively arranged at the corners of the insulation board blocks of the outer insulation layer and the middle positions of the side edges of the insulation board blocks of the outer insulation layer; the two first plate surface heat-insulation bridge anchor bolts are arranged at intervals along the long axial direction of the single heat-insulation plate of the outer heat-insulation layer; the first heat-insulation bridge anchor bolt comprises a first expansion pipe, a first steel nail and a first bridge-cutoff plugging cap; the first expansion pipe comprises a first heat-insulation bridge section, a first transition section, a first steel nail sleeve section and a first expansion buffer section which are sequentially arranged from one end to the other end; a first annular pressing plate is arranged at the end part of the first heat-insulating bridge section, and the section diameter of the first heat-insulating bridge section is larger than that of the first steel nail sleeve section; the first transition section is a variable cross-section pipe section, the diameter of the end face of the end, connected with the first heat-insulation bridge section, of the first transition section is adaptive to the diameter of the first heat-insulation bridge section, and the diameter of the end face of the end, connected with the first steel nail sleeve section, of the first transition section is adaptive to the diameter of the first steel nail sleeve section; the first steel nail is inserted into the first steel nail sleeve section, the enlarged end head of the first steel nail is positioned in the first transition section, and the sharp-angled end head of the first steel nail is positioned in the first expansion buffer section; the first broken bridge plugging cap plugs the end of the first broken thermal bridge section.
Preferably, the second heat-insulation bridge anchor bolt comprises a second expansion pipe, a second steel nail and a second bridge-cutoff plugging cap; the second expansion pipe and the second broken bridge plugging cap are made of thermal insulation materials, and the second expansion pipe comprises a second broken thermal bridge section, a second transition section, a second steel nail sleeve section and a second expansion buffer section which are sequentially arranged from one end to the other end; a second annular pressure plate is arranged at the end part of the second heat-insulating bridge section, and the section diameter of the second heat-insulating bridge section is larger than that of the second steel nail sleeve section; the second transition section is a variable-section pipe section, the diameter of the end face of the end, connected with the second heat-insulation bridge section, of the second transition section is adaptive to the diameter of the second heat-insulation bridge section, and the diameter of the end face of the end, connected with the second steel nail sleeve section, of the second transition section is adaptive to the diameter of the second steel nail sleeve section; the second steel nail is inserted in the second steel nail sleeve section, the enlarged end head of the second steel nail is positioned in the second transition section, and the sharp-angled end head of the second steel nail is positioned in the second expansion buffer section; the second bridge-cut plugging cap plugs the end of the second heat-cut bridge section.
Preferably, the single insulation board block of the inner insulation layer is bonded with the concrete wall body by adopting a point frame, and the bonding area between the inner insulation layer and the concrete wall body is not less than 60%; the outer heat-insulating layer and the inner heat-insulating layer are bonded by adopting a horizontal strip shape, and the bonding area between the outer heat-insulating layer and the inner heat-insulating layer is not less than 90 percent; the single insulation board block of the lower insulation layer is bonded with the concrete roof panel by adopting a point frame, and the bonding area between the lower insulation layer and the concrete roof panel is not less than 60 percent; the middle heat-insulating layer and the lower heat-insulating layer are bonded by adopting a horizontal strip shape, and the bonding area between the middle heat-insulating layer and the lower heat-insulating layer is not less than 90%; the upper heat-insulating layer and the middle heat-insulating layer are bonded by adopting a horizontal strip shape, and the bonding area between the upper heat-insulating layer and the middle heat-insulating layer is not less than 90%.
A construction method of an ultra-low energy consumption building non-transparent envelope structure comprises the following steps.
Step one, constructing a bottom plate heat insulation layer.
And step two, constructing a concrete raft on the top of the bottom plate heat-insulating layer.
And step three, constructing the concrete wall and processing the concrete wall.
And fourthly, constructing the concrete roof panel.
Step five, constructing a keel connecting assembly and an insulating layer fixing assembly: bonding first heat insulation plates on the outer side surface of the concrete wall body at positions corresponding to the keel framework to be constructed at intervals in the vertical direction; then, mounting the first connecting plate welded with the adapter plate on the outer side surface of the first heat insulation plate; the top of the concrete roof panel is provided with insulating layer fixing components at intervals along the inclined direction of the concrete roof panel.
Step six, constructing a wall heat-insulating layer: firstly, constructing an inner heat-insulating layer, and pasting a single heat-insulating plate of the inner heat-insulating layer by adopting a point-frame method, wherein the bonding area is not less than 60%; when the single heat insulation board blocks of the inner heat insulation layer are adhered, the board seams are tightly extruded, the adjacent board surfaces are flush, the width of the board seams is not more than 2mm, and the height difference between the horizontally adjacent single heat insulation board blocks is not more than 1mm; then constructing an external heat-insulating layer: the single insulation board of the outer insulation layer is adhered by adopting a horizontal strip-shaped adhesion method, and the adhesion area is not less than 90%; when the single insulation board of the external insulation layer is adhered, the board seams are tightly extruded, the adjacent board surfaces are flush, the width of the board seams is not more than 2mm, and the height difference between the horizontal adjacent single insulation board boards is not more than 1mm.
And step seven, fixing the constructed wall heat-insulating layer and the concrete wall by adopting a first heat-insulating bridge anchor bolt.
Step eight, constructing a roof heat-insulating layer and a rock wool heat-insulating layer: a rock wool heat-insulating layer is arranged on the concrete roof panel at the inner side of the baffle plate; the construction of roofing heat preservation is laid according to the direction from the eaves mouth to the ridge, and the three-layer heat preservation fissure of displacement is pasted, and more than or equal to 2mm seam crossing between the adjacent heated board monolithic fills up with insulation material with the seam to adopt polyurethane foaming glue to seal.
Step nine, constructing a keel framework: and connecting the keel framework with the adapter plate.
Step ten, installing the stone panel: the stone panel is connected with the keel framework in a hanging manner by adopting a hanging piece.
Step eleven, constructing a waterproof coil layer: the roof heat preservation layer of accomplishing of mating formation the same day is at the waterproof roll material layer of the top construction of roof heat preservation layer, and the outside limit on waterproof roll material layer extends to the outer edge of roofing eaves mouth.
Step twelve, constructing the steel keel: and correspondingly connecting the section steel keel to the upper part of the fixing rod of each heat-insulating layer fixing component along the inclination direction of the roof panel.
Thirteen, constructing a roof mortar protective layer: and constructing a roof mortar protective layer on the top of the waterproof roll layer, and laying a steel bar mesh on the middle roof mortar protective layer.
And step fourteen, constructing the water guiding strips, the tile hanging strips and the roof encaustic tiles in sequence until the roof encaustic tile construction is finished, and finishing the construction.
Compared with the prior art, the invention has the beneficial effect that.
1. The ultra-low energy consumption building non-transparent enclosure structure is provided with a set of complete heat preservation system and an air-tight system, and meanwhile, the structure of the invention reduces heat bridges between the interior and the exterior of the enclosure structure while increasing the heat preservation performance and the air tightness, thereby solving the technical problems of poor heat preservation performance, poor air tightness and discontinuous heat preservation layer of the traditional enclosure structure.
2. The heat-insulating layer fixing component is used for connecting the roof heat-insulating layer with the concrete roof panel and comprises a second heat-insulating plate, a second connecting plate, a heat-insulating block, a second anchor bolt and a fixing rod; the second heat insulation plate, the second connecting plate and the heat insulation blocks are embedded in a second groove formed in the bottom surface of the roof heat insulation layer, and the fixing rods of each group of heat insulation layer fixing assemblies are fixedly connected by adopting section steel keels; meanwhile, a second heat-insulating bridge anchor bolt is further adopted for fixing between the roof heat-insulating layer and the concrete roof panel, and the second heat-insulating bridge anchor bolt is composed of a second expansion pipe, a second steel nail and a second bridge-cutoff plugging cap which are specially made according to the invention; the connecting structure of the roof insulation layer and the concrete roof panel improves the integrity between the insulation layer fixing assemblies, ensures the firmness of the roof insulation layer, reduces a heat bridge between the roof insulation layer and the concrete roof panel, and improves the insulation performance of the roof structure.
3. According to the invention, the first grooves are formed on one side of the wall insulation layer facing to the outer wall at intervals, the keel connecting component is adopted to connect the keel framework with the concrete wall, a traditional 'surface heat bridge' of the embedded plate contacting with the outer wall is converted into a 'point heat bridge' of the anchor bolt contacting with the outer wall, the heat bridge is reduced, the heat transfer is reduced, and the heat bridge between the keel framework and the concrete wall is blocked; meanwhile, the invention adopts the specially-made first heat-insulating bridge anchor bolt to connect the wall heat-insulating layer with the concrete wall, thereby blocking the heat bridge from transferring, achieving the energy-saving effect and solving the technical problem that the heat can be intensively and quickly transferred from the heat bridge.
4. According to the invention, the solar machine room is arranged on the roof structure, and the heat preservation system and the air-tight system which are integrated with the roof structure are arranged on the outer side of the solar machine room, so that the air tightness and the heat preservation performance of the ultra-low energy consumption building are improved; therefore, the aim of the ultra-low energy consumption building is fulfilled by the whole structure, the detailed structure of each part and a plurality of ways.
Drawings
Fig. 1 is a schematic view of a vertical section structure of the non-transparent envelope structure of the ultra-low energy consumption building.
Fig. 2 is a schematic view of a vertical section structure of the ultra-low energy consumption building at a position where a solar energy machine room is arranged.
Fig. 3 is a schematic structural diagram of a sidewall structure according to the present invention.
FIG. 4 is a schematic structural view of the wall insulation layer of the present invention.
FIG. 5 is a layout view of a first panel seam broken thermal bridge anchor and a second panel seam broken thermal bridge anchor of the present invention.
Fig. 6 is a schematic structural view of a first breakbridge anchor of the present invention.
Fig. 7 is a schematic structural view of the first heat-bridge cut-off anchor bolt of the present invention after detachment.
Fig. 8 is a schematic structural view of the roofing structure of the present invention.
Fig. 9 is a schematic structural view of the ridge structure of the present invention.
Fig. 10 is a schematic structural view of a solar energy machine room in the invention.
FIG. 11 is a schematic view of various structural layers in the roofing structure of the present invention.
FIG. 12 is a schematic view of the structure of the insulating layer fixing member according to the present invention.
Fig. 13 is a schematic structural view of the roofing insulation layer of the present invention.
FIG. 14 is a schematic structural view of a second breakbridge anchor of the present invention.
FIG. 15 is a schematic structural view of the second breakheat bridge anchor of the present invention after detachment.
FIG. 16 is a schematic structural diagram of the connection position of the parapet wall and the roof of the machine room in the present invention.
FIG. 17 is a schematic structural view of a section steel keel arranged on the top of the female insulating layer fixing component.
Reference numerals: 1-concrete raft, 2-bottom plate heat-insulating layer, 3-bottom air-tight layer, 4-concrete wall, 5-wall heat-insulating layer, 5.1-inner heat-insulating layer, 5.2-outer heat-insulating layer, 6-wall air-tight layer, 7-keel frame, 7.1-vertical keel, 7.2-horizontal keel, 8-stone panel, 9-keel connecting assembly, 9.1-first connecting plate, 9.2-adapter plate, 9.3-first heat-insulating plate, 9.4-first anchor bolt, 10-first heat-breaking bridge anchor bolt, 10 a-first plate seam heat-breaking bridge anchor bolt, 10 b-first plate heat-breaking bridge anchor bolt, 10.1-first expansion pipe, 10.1.1-first heat-breaking bridge section, 10.1.2-first transition section, 10.1.3-first steel nail casing section, 10.1.4-first expansion buffer section, 10.1.5-first annular pressing plate, 10.2-first steel nail casing section, 10.1.3-first transition section, first screw groove, 10.1-first heat-sealing cap, 13-roof air-sealing cap, 13-roof heat-insulating layer, 10.1.1.5-first annular pressing plate, 10.2-sealing screw and roof heat-sealing cap 15.1-lower heat-insulating layer, 15.2-middle heat-insulating layer, 15.3-upper heat-insulating layer, 15.4-rock wool heat-insulating layer, 16-waterproof coiled material layer, 17-roof mortar protective layer, 18-water guiding strip, 19-tile hanging strip, 20-roof color tile, 21-baffle, 22-ridge structure, 22.1-ridge tile, 22.2-ridge tile horizontal slurry, 22.3-top decorative cover, 23-heat-insulating layer fixing component, 23.1-second heat-insulating plate, 23.2-second connecting plate, 23.3-heat-insulating block, 23.4-second anchor bolt, 23.5-fixing rod, 23.6-crack-resistant mortar, 24-second groove, 25-second heat-breaking bridge anchor bolt, 25.1-second expansion pipe, 32 zxft 3732-second heat-breaking bridge section, 3963-second transition section, 25.1.3-second heat-breaking bridge anchor bolt casing section, 3536 zxft 3726-second buffer xft 3732-second heat-breaking bridge section, 25.1.2-second ring-shaped transition section, 4325 zxft 3926-second buffer screw bolt casing section, 3526, 3525-second buffer screw bolt, 3926-sealing plate, 3926-second buffer screw bolt, and soft bolt, 27-solar energy computer lab, 27.1-computer lab side wall, 27.2-computer lab roof, 27.3-computer lab heat preservation, 27.4-computer lab waterproof layer, 27.5-computer lab mortar protective layer, 28-top floor, 29-parapet, 30-parapet waterproof layer, 31-parapet heat preservation, 32-bonding mortar, 33-shaped steel fossil fragments, 34-connecting bolt, 35-fireproof rock wool area, 36-outer waterproof layer.
Detailed Description
As shown in fig. 1-17, the non-transparent envelope of the ultra-low energy consumption building comprises a bottom plate structure, a side wall structure and a roof structure; the bottom plate structure comprises a concrete raft plate 1, a bottom plate heat-insulating layer 2 and a bottom airtight layer 3; the bottom plate heat-insulating layer 2 and the bottom air-tight layer 3 are respectively arranged on the inner side and the outer side of the concrete raft plate 1;
the side wall structure comprises a concrete wall 4, a wall heat-insulating layer 5, a wall airtight layer 6, a keel framework 7, a stone panel 8 and a keel connecting assembly 9; the wall heat-insulating layer 5 is bonded on the outer side of the concrete wall 4, and the bottom of the wall heat-insulating layer 5 is connected with the bottom plate heat-insulating layer 2; the wall heat-insulating layer 5 is not less than 250mm thick and comprises an inner heat-insulating layer 5.1 and an outer heat-insulating layer 5.2, and the inner heat-insulating layer 5.1 and the outer heat-insulating layer 5.2 are connected by full adhesion; the inner heat-insulating layer 5.1 and the outer heat-insulating layer 5.2 are formed by splicing a plurality of rows of heat-insulating plate single blocks along a vertical staggered joint, and each row of heat-insulating plate single blocks are horizontally and continuously paved; the horizontal seams of the single insulation boards in the inner and outer insulation layers are aligned, and the vertical seams of the single insulation boards in the inner and outer insulation layers in the same row are staggered; a first heat-insulating bridge anchor bolt 10 is connected between the wall heat-insulating layer 5 and the concrete wall 4 at intervals; the wall air barrier 6 is laid on the inner side surface of the concrete wall 4, and the bottom of the wall air barrier 6 is connected with the bottom air barrier 3; the keel frame 7 is arranged on the outer side of the concrete wall 4 and is parallel to the concrete wall 4 at intervals; first grooves 11 are vertically arranged on the inner side surface of the wall heat-insulating layer 5 at positions corresponding to the keel frameworks 7 at intervals; the keel connecting assemblies 9 are connected to the concrete wall 4 at intervals and correspond to the first grooves 11, and are used for connecting the keel framework 7 with the concrete wall 4; the keel connecting assembly 9 comprises a first connecting plate 9.1, an adapter plate 9.2, a first heat insulation plate 9.3 and a first anchor bolt 9.4; the first heat insulation board 9.3 is arranged in the first groove 11, and the inner side surface of the first heat insulation board 9.3 is connected with the concrete wall 4; the first connecting plate 9.1 is attached to the outer side face of the first heat insulation plate 9.3; at least two first anchor bolts 9.4 are arranged for fixing the first connecting plate 9.1 and the first heat insulation plate 9.3 with the concrete wall 4, and the outer ends of the first anchor bolts 9.4 are positioned in the wall heat insulation layer 5; the adapter plate 9.2 horizontally penetrates through the wall heat-insulating layer 5, the inner end of the adapter plate 9.2 is fixedly connected with the adapter plate 9.2, and the outer end of the adapter plate 9.2 is fixedly connected with the keel framework 7; the stone panel 8 is connected with the keel framework 7 through a hanging piece 12;
the roof structure is arranged on the top of the side wall structure and comprises a roof airtight layer 13, a concrete roof panel 14, a roof heat-insulating layer 15, a waterproof coiled material layer 16, a roof mortar protective layer 17, a water-guiding strip 18, a tile hanging strip 19 and a roof color tile 20 which are sequentially arranged from bottom to top; the cross section of the concrete roof panel 14 is splayed, and the left end and the right end of the concrete roof panel 14 respectively exceed the outer side surfaces of the side wall structures at the two sides; the two ends of the concrete roof panel 14 are respectively provided with a baffle plate 21; a ridge structure 22 is arranged in the middle of the top of the concrete roof panel 14 along the longitudinal length; the roof air-tight layer 13 is laid at the bottom of the concrete roof panel 14, and the bottom of the roof air-tight layer 13 is connected with the top of the wall air-tight layer 6; the roof insulation layer 15 is laid on the top of the concrete roof panel 14, and a space is reserved between the two sides of the roof insulation layer 15 and the baffle 21; the roof heat-insulating layer 15 is not less than 350mm in thickness and comprises a lower heat-insulating layer 15.1, a middle heat-insulating layer 15.2 and an upper heat-insulating layer 15.3; the lower heat-insulating layer 15.1 is bonded with the concrete roof panel 14, the middle heat-insulating layer 15.2 is bonded with the lower heat-insulating layer 15.1, and the upper heat-insulating layer 15.3 is bonded with the middle heat-insulating layer 15.2; the lower heat-insulating layer 15.1, the middle heat-insulating layer 15.2 and the upper heat-insulating layer 15.3 are formed by splicing a plurality of rows of heat-insulating plate single blocks along the longitudinal staggered joint, and each row of heat-insulating plate single blocks are continuously laid along the inclined direction of the concrete roof panel 14; the splicing seams of the single heat-insulating plates in the lower heat-insulating layer 15.1, the middle heat-insulating layer 15.2 and the upper heat-insulating layer 15.3 in the same row are staggered; a rock wool heat-insulating layer 15.4 is filled in a gap between the roof heat-insulating layer 15 and the baffle plate 21, and the thickness of the rock wool heat-insulating layer 15.4 is adapted to the thickness of the roof heat-insulating layer 15; a plurality of groups of insulating layer fixing assemblies 23 are respectively arranged on the concrete roof panel 14 at two sides of the ridge and at positions close to the baffles 21 at two sides at intervals along the longitudinal direction, and each group of insulating layer fixing assemblies 23 are arranged at intervals along the inclined direction of the concrete roof panel 14; the insulating layer fixing component 23 comprises a second insulating board 23.1, a second connecting plate 23.2, an insulating block 23.3, a second anchor bolt 23.4 and a fixing rod 23.5; a second groove 24 is formed in the bottom surface of the roof insulating layer 15 and at a position corresponding to the insulating layer fixing component 23; the second heat insulation plate 23.1, the second connecting plate 23.2 and the heat insulation block 23.3 are sequentially arranged in the second groove 24 from bottom to top; the second anchor bolt 23.4 is arranged in the heat insulation block 23.3, the second connecting plate 23.2 and the second heat insulation plate 23.1 in a penetrating manner and fixedly connected with the concrete roof panel 14; the fixing rod 23.5 is perpendicular to the concrete roof panel 14 and is arranged in the roof insulation layer 15, the lower end of the fixing rod 23.5 penetrates through the insulation block 23.3 and is fixedly connected with the second connecting plate 23.2, and the upper end of the fixing rod 23.5 is positioned in the roof mortar protection layer 17; second heat-insulation bridge anchors 25 are arranged in the roof heat-insulation layer 15 at intervals, the lower ends of the second heat-insulation bridge anchors 25 are inserted into the concrete roof panel 14 and fixed with the concrete roof panel 14, and the upper ends of the second heat-insulation bridge anchors 25 are pressed on the upper surface of the roof heat-insulation layer 15; the waterproof roll material layer 16 is laid on the top of the roof heat-insulating layer 15; the roof mortar protection layer 17 is arranged on the top of the waterproof roll layer 16, and a steel bar net 26 is laid in the roof mortar protection layer 17.
In this embodiment, the ridge structure 22 includes a ridge tile 22.1, a ridge tile mortar 22.2 and a top decorative cover 22.3; the ridge tiles 22.1 are covered on the concrete roof panels 14 at two sides of the ridge along the longitudinal through length; the ridge tile horizontal slurry 22.2 is filled in a gap between the ridge tile 22.1 and the concrete roof panel 14 on the two sides of the ridge; the top trim cover 22.3 covers the top of the ridge tile 22.1.
In this embodiment, the roofing structure further comprises a solar energy machine room 27; a top floor slab 28 is arranged at the upper part of the side wall structure; the solar energy machine room 27 is arranged on the top floor 28, and the top of the solar energy machine room 27 exceeds the top of the concrete roof panel 14; the solar machine room 27 comprises a machine room side wall 27.1, a machine room top plate 27.2, a machine room heat insulation layer 27.3, a machine room waterproof layer 27.4 and a machine room mortar protection layer 27.5; the bottom of the machine room side wall 27.1 is supported on the top floor 28, and the machine room side wall 27.1 and the concrete roof panel 14 are integrally formed; the machine room heat insulation layer 27.3 is arranged on the outer side surface of the machine room side wall 27.1 above the roof heat insulation layer 15 and on the top surface of the machine room top plate 27.2, and the bottom surface of the machine room heat insulation layer 27.3 is connected with the top surface of the roof heat insulation layer 15 in an adhesive mode; the thickness is not less than 350mm; the machine room waterproof layer 27.4 covers the outer side of the machine room heat insulation layer 27.3; the machine room mortar protective layer 27.5 is smeared on the outer side of the machine room waterproof layer 27.4; the roof encaustic tile 20 is connected with a machine room mortar protective layer 27.5 in an adhering mode at the position of a solar machine room 27.
In this embodiment, parapet walls 29 are arranged around the top of the solar energy machine room 27; the parapet 29 is arranged at the top of the heat-insulating layer 27.3 of the machine room, and a parapet waterproof layer 30 is arranged on the surface of the parapet 29; parapet heat-insulating layers 31 are arranged on the inner side and the outer side of the parapet 29, and the parapet heat-insulating layers 31 are connected to the parapet waterproof layers 30 through bonding mortar 32.
In this embodiment, the vertical section of the second groove 24 is trapezoidal; the second heat insulation plate 23.1 and the heat insulation block 23.3 are rectangular blocks; anti-crack mortar 23.6 is filled between the left and right sides of the second insulation board 23.1 and the insulation block 23.3 and the second groove 24.
In this embodiment, the roof mortar protective layer 17 is provided with a steel joist 33; the steel section keel 33 is correspondingly connected to the upper part of the fixing rod 23.5 of each insulation layer fixing component 23 along the inclination direction of the concrete roof panel 14, the lower part of the steel section keel 33 is embedded in the roof mortar protective layer 17, and the upper part of the steel section keel 33 is positioned between the water bars 18.
In this embodiment, the keel frame 7 comprises a vertical keel 7.1 and a horizontal keel 7.2; the vertical keels 7.1 are arranged in a group and are arranged at intervals along the long axial direction of the concrete wall 4; the horizontal keels 7.2 are arranged in a group and are arranged on the outer sides of the vertical keels 7.1 at intervals along the vertical direction; two groups of adapter plates 9.2 are arranged on each first connecting plate 9.1, and the outer ends of the two groups of adapter plates 9.2 are correspondingly clamped at two sides of the vertical keel 7.1 and detachably connected with the vertical keel 7.1 through connecting bolts 34; fireproof rock wool strips 35 are arranged between every two adjacent vertical keels 7.1 at intervals along the vertical direction; the inner side of the fireproof rock wool belt 35 is separated from the wall heat-insulating layer 5 and is connected with the concrete wall 4, and the outer side of the fireproof rock wool belt 35 is connected with the stone panel 8.
In this embodiment, the first heat-bridge cut-off anchor 10 is divided into a first plate seam heat-bridge cut-off anchor 10a and a first plate heat-bridge cut-off anchor 10b; the first plate seam broken heat bridge anchor bolts 10a are arranged at intervals along the seams of the two rows of insulation board blocks which are adjacent vertically, and are respectively arranged at the corners of the insulation board blocks of the outer insulation layer 5.2 and the middle positions of the side edges of the insulation board blocks of the outer insulation layer 5.2; the two first plate surface heat-insulation bridge anchor bolts 10b are arranged at intervals along the long axial direction of the single heat-insulation plate of the outer heat-insulation layer 5.2; the first heat-insulation bridge anchor bolt 10 comprises a first expansion pipe 10.1, a first steel nail 10.2 and a first bridge-cutoff plugging cap 10.3; the first expansion pipe 10.1 comprises a first heat-insulated bridge section 10.1.1, a first transition section 10.1.2, a first steel nail casing section 10.1.3 and a first expansion buffer section 10.1.4 which are sequentially arranged from one end to the other end; the end part of the first heat-insulated bridge section 10.1.1 is provided with a first annular pressing plate 10.1.5, and the section diameter of the first heat-insulated bridge section 10.1.1 is larger than the section diameter of the first steel nail sleeve section 10.1.3; the first transition section 10.1.2 is a variable-section pipe section, the diameter of the end face of the end, connected with the first heat-insulation bridge section 10.1.1, of the first transition section 10.1.2 is adaptive to the diameter of the first heat-insulation bridge section 10.1.1, and the diameter of the end face of the end, connected with the first steel nail sleeve section 10.1.3, of the first transition section 10.1.2 is adaptive to the diameter of the first steel nail sleeve section 10.1.3; the first steel nail 10.2 is inserted into the first steel nail sleeve section 10.1.3, the enlarged end of the first steel nail 10.2 is positioned in the first transition section 10.1.2, and the sharp-angled end of the first steel nail 10.2 is positioned in the first expansion buffer section 10.1.4; the first bridge-cut plugging cap 10.3 plugs the end of the first heat-cut bridge section 10.1.1.
In this embodiment, the second heat-insulation bridge anchor bolt 25 includes a second expansion tube 25.1, a second steel nail 25.2, and a second bridge-insulation blocking cap 25.3; the second expansion pipe 25.1 and the second bridge cut-off plugging cap 25.3 are made of thermal insulation materials, and the second expansion pipe 25.1 comprises a second heat cut-off bridge section 25.1.1, a second transition section 25.1.2, a second steel nail sleeve section 25.1.3 and a second expansion buffer section 25.1.4 which are sequentially arranged from one end to the other end; the end part of the second heat-bridge-breaking section 25.1.1 is provided with a second annular pressing plate 25.1.5, and the section diameter of the second heat-bridge-breaking section 25.1.1 is larger than the section diameter of the second steel nail sleeve section 25.1.3; the second transition section 25.1.2 is a variable-section pipe section, the end face diameter of the end, connected with the second heat-insulation bridge section 25.1.1, of the second transition section 25.1.2 is adaptive to the diameter of the second heat-insulation bridge section 25.1.1, and the end face diameter of the end, connected with the second steel nail sleeve section 25.1.3, of the second transition section 25.1.2 is adaptive to the diameter of the second steel nail sleeve section 25.1.3; the second steel nail 25.2 is inserted in the second steel nail sleeve section 25.1.3, the enlarged end head of the second steel nail 25.2 is positioned in the second transition section 25.1.2, and the pointed end head of the second steel nail 25.2 is positioned in the second expansion buffer section 25.1.4; the second bridge-cut plugging cap 25.3 plugs the end of the second heat-cut bridge section 25.1.1.
In the embodiment, the single insulation board block of the inner insulation layer 5.1 is bonded with the concrete wall 4 by adopting a point frame, and the bonding area between the inner insulation layer 5.1 and the concrete wall 4 is not less than 60%; the outer heat-insulating layer 5.2 and the inner heat-insulating layer 5.1 are bonded by adopting a horizontal strip, and the bonding area between the outer heat-insulating layer 5.2 and the inner heat-insulating layer 5.1 is not less than 90%; the single insulation board of the lower insulation layer 15.1 is bonded with the concrete roof panel 14 by adopting a point frame, and the bonding area between the lower insulation layer 15.1 and the concrete roof panel 14 is not less than 60%; the middle heat-insulating layer 15.2 and the lower heat-insulating layer 15.1 are bonded by adopting a horizontal strip, and the bonding area between the middle heat-insulating layer 15.2 and the lower heat-insulating layer 15.1 is not less than 90%; the upper heat-insulating layer 15.3 and the middle heat-insulating layer 15.2 are bonded by adopting a horizontal strip shape, and the bonding area between the upper heat-insulating layer 15.3 and the middle heat-insulating layer 15.2 is not less than 90 percent.
In this embodiment, the bottom air-tight layer 3 comprises an extruded polystyrene board, a foamed polyurethane sealant and a fine aggregate concrete decorative surface layer; the wall air-tight layer 6 comprises wall plastering mortar; arranging a pipeline foamed polyurethane sealant and a pipeline air-tight adhesive tape around the wall-through pipe; the roof air-tight layer 13 comprises wall surface plastering mortar; and a pipeline foamed polyurethane sealant and a pipeline air-tight adhesive tape are arranged around the roof pipeline opening.
In this embodiment, an outer waterproof layer 36 is disposed on the outer surface of the parapet waterproof layer 30.
The construction method of the ultra-low energy consumption building non-transparent envelope structure comprises the following steps.
Step one, constructing a bottom plate heat-insulating layer 2.
And step two, constructing the concrete raft plate 1 on the top of the bottom plate heat-insulating layer 2.
And step three, constructing the concrete wall 4 and processing the concrete wall 4.
And step four, constructing the concrete roof panel 14.
Step five, constructing a keel connecting assembly 9 and an insulating layer fixing assembly 23: bonding first heat insulation plates 9.3 on the outer side surface of the concrete wall 4 at positions corresponding to the keel framework 7 to be constructed at intervals in the vertical direction; then, mounting the first connecting plate 9.1 welded with the adapter plate 9.2 on the outer side surface of the first heat insulation plate 9.3; on top of the concrete roof panel 14, insulation layer fixing units 23 are provided at intervals along the inclination direction of the concrete roof panel 14.
Step six, constructing a wall heat-insulating layer 5: firstly, constructing an inner heat-insulating layer 5.1, and pasting a single heat-insulating plate of the inner heat-insulating layer 5.1 by adopting a point-frame method, wherein the bonding area is not less than 60%; when the single heat insulation board of the inner heat insulation layer 5.1 is pasted, the board seams are tightly extruded, the adjacent board surfaces are flush, the board seam width is not more than 2mm, and the height difference between the single heat insulation boards horizontally adjacent is not more than 1mm; then, constructing an external heat-insulating layer 5.2: the single insulation board of the outer insulation layer 5.2 is pasted by adopting a horizontal strip-shaped bonding method, and the bonding area is not less than 90%; when the single heat insulation board of the outer heat insulation layer 5.2 is pasted, the board joints are tightly extruded, the adjacent board surfaces are flush, the width of the board joints is not more than 2mm, and the height difference between the single heat insulation boards adjacent to each other in the horizontal direction is not more than 1mm.
And step seven, fixing the constructed wall heat-insulating layer 5 and the concrete wall 4 by adopting a first heat-insulating bridge anchor bolt 10.
Step eight, constructing a roof heat-insulating layer 15 and a rock wool heat-insulating layer 15.4: a rock wool heat-insulating layer 15.4 is arranged on the concrete roof panel 14 on the inner side of the baffle plate 21; the construction of the roof heat-insulating layer 15 is laid according to the direction from the cornice to the ridge, the three heat-insulating layers are adhered in staggered joints, joints of the adjacent heat-insulating plate single blocks are filled with heat-insulating materials at the positions larger than or equal to 2mm, and the joints are sealed by polyurethane foaming glue.
Step nine, constructing a keel framework 7: and connecting the keel framework 7 with the adapter plate 9.2.
Step ten, installing the stone panel 8: the stone panel 8 and the keel framework 7 are connected in a hanging way by adopting a hanging piece 12.
Eleventh, constructing a waterproof coil layer 16: the roofing heat preservation 15 that the day was mated formation is at the waterproof roll material layer 16 of the top construction of roofing heat preservation 15 the day, and the outer side limit on waterproof roll material layer 16 extends to the outer edge of roofing eaves mouth.
Step twelve, constructing the steel keel 33: the steel keels 33 are correspondingly connected to the upper parts of the fixing rods 23.5 of each insulation fixing assembly 23 along the inclined direction of the concrete roof panel 14.
Thirteen, constructing a roof mortar protective layer 17: and constructing a roof mortar protective layer 17 on the top of the waterproof roll layer 16, and laying a steel bar mesh 26 on the middle roof mortar protective layer 17.
And step fourteen, constructing the water guiding strips 18, the tile hanging strips 19 and the roof encaustic tiles 20 in sequence until the roof encaustic tiles 20 are constructed, and finishing the construction.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Claims (10)

1. An ultra-low energy consumption building non-transparent envelope structure comprises a bottom plate structure, a side wall structure and a roof structure; the method is characterized in that: the bottom plate structure comprises a concrete raft plate (1), a bottom plate heat-insulating layer (2) and a bottom airtight layer (3); the bottom plate heat-insulating layer (2) and the bottom air-tight layer (3) are respectively arranged on the inner side and the outer side of the concrete raft (1);
the side wall structure comprises a concrete wall body (4), a wall body heat-insulating layer (5), a wall body air-tight layer (6), a keel framework (7), a stone panel (8) and a keel connecting assembly (9); the wall heat-insulating layer (5) is bonded on the outer side of the concrete wall (4), and the bottom of the wall heat-insulating layer (5) is connected with the bottom plate heat-insulating layer (2); the wall heat-insulating layer (5) is not less than 250mm thick and comprises an inner heat-insulating layer (5.1) and an outer heat-insulating layer (5.2), and the inner heat-insulating layer (5.1) is fully bonded with the outer heat-insulating layer (5.2); the inner heat-insulating layer (5.1) and the outer heat-insulating layer (5.2) are formed by splicing a plurality of rows of heat-insulating plate single blocks along a vertical staggered joint, and each row of heat-insulating plate single blocks are horizontally and continuously paved; the horizontal seams of the single heat-insulation plates in the inner heat-insulation layer and the outer heat-insulation layer are aligned, and the vertical seams of the single heat-insulation plates in the inner heat-insulation layer and the outer heat-insulation layer in the same row are staggered; first heat-insulating bridge anchor bolts (10) are connected between the wall heat-insulating layer (5) and the concrete wall (4) at intervals; the wall air-tight layer (6) is laid on the inner side surface of the concrete wall (4), and the bottom of the wall air-tight layer (6) is connected with the bottom air-tight layer (3); the keel framework (7) is arranged on the outer side of the concrete wall (4) and is parallel to the concrete wall (4) at intervals; first grooves (11) are formed in the inner side surface of the wall heat-insulating layer (5) at positions corresponding to the keel framework (7) at intervals along the vertical direction; the keel connecting assemblies (9) are connected to the concrete wall (4) at intervals and correspond to the first grooves (11) so as to connect the keel framework (7) with the concrete wall (4); the keel connecting assembly (9) comprises a first connecting plate (9.1), an adapter plate (9.2), a first heat insulation plate (9.3) and a first anchor bolt (9.4); the first heat insulation plate (9.3) is arranged in the first groove (11), and the inner side surface of the first heat insulation plate (9.3) is connected with the concrete wall body (4); the first connecting plate (9.1) is attached to the outer side face of the first heat insulation plate (9.3); at least two first anchor bolts (9.4) are arranged for fixing the first connecting plate (9.1) and the first heat insulation plate (9.3) with the concrete wall (4), and the outer ends of the first anchor bolts (9.4) are positioned in the wall heat insulation layer (5); the adapter plate (9.2) horizontally penetrates through the wall heat-insulating layer (5), the inner end of the adapter plate (9.2) is fixedly connected with the adapter plate (9.2), and the outer end of the adapter plate (9.2) is fixedly connected with the keel framework (7); the stone panel (8) is connected with the keel framework (7) through a hanging piece (12);
the roof structure is arranged on the top of the side wall structure and comprises a roof airtight layer (13), a concrete roof panel (14), a roof heat-insulating layer (15), a waterproof coil material layer (16), a roof mortar protective layer (17), a water-guiding strip (18), a tile hanging strip (19) and a roof color tile (20) which are sequentially arranged from bottom to top; the cross section of the concrete roof panel (14) is splayed, and the left end and the right end of the concrete roof panel (14) respectively exceed the outer side surfaces of the side wall structures at the two sides; two ends of the concrete roof panel (14) are respectively provided with a baffle plate (21); a ridge structure (22) is arranged in the middle of the top of the concrete roof panel (14) along the longitudinal direction; the roof air-tight layer (13) is laid at the bottom of the concrete roof panel (14), and the bottom of the roof air-tight layer (13) is connected with the top of the wall air-tight layer (6); the roof heat-insulating layer (15) is laid on the top of the concrete roof panel (14), and a space is reserved between the two sides of the roof heat-insulating layer (15) and the baffle plates (21); the roof heat-insulating layer (15) is not less than 350mm thick and comprises a lower heat-insulating layer (15.1), a middle heat-insulating layer (15.2) and an upper heat-insulating layer (15.3); the lower heat-insulating layer (15.1) is bonded with the concrete roof panel (14), the middle heat-insulating layer (15.2) is bonded with the lower heat-insulating layer (15.1), and the upper heat-insulating layer (15.3) is bonded with the middle heat-insulating layer (15.2); the lower heat-insulation layer (15.1), the middle heat-insulation layer (15.2) and the upper heat-insulation layer (15.3) are formed by splicing a plurality of rows of heat-insulation plate single blocks along the longitudinal staggered joint, and each row of heat-insulation plate single blocks are continuously laid along the inclined direction of the concrete roof panel (14); the splicing seams of the single heat-insulating plates in the lower heat-insulating layer (15.1), the middle heat-insulating layer (15.2) and the upper heat-insulating layer (15.3) in the same row are staggered; a rock wool heat-insulating layer (15.4) is filled in a gap between the roof heat-insulating layer (15) and the baffle plate (21), and the thickness of the rock wool heat-insulating layer (15.4) is adapted to that of the roof heat-insulating layer (15); a plurality of groups of heat insulation layer fixing assemblies (23) are respectively arranged on the concrete roof panel (14) at two sides of the ridge and at positions close to the baffles (21) at two sides at intervals along the longitudinal direction, and each group of heat insulation layer fixing assemblies (23) are arranged at intervals along the inclined direction of the concrete roof panel (14); the heat-insulating layer fixing component (23) comprises a second heat-insulating plate (23.1), a second connecting plate (23.2), a heat-insulating block (23.3), a second anchor bolt (23.4) and a fixing rod (23.5); a second groove (24) is formed in the bottom surface of the roof insulating layer (15) and at a position corresponding to the insulating layer fixing component (23); the second heat insulation plate (23.1), the second connecting plate (23.2) and the heat insulation block (23.3) are sequentially arranged in the second groove (24) from bottom to top; the second anchor bolt (23.4) is arranged in the heat insulation block (23.3), the second connecting plate (23.2) and the second heat insulation plate (23.1) in a penetrating manner and is fixedly connected with the concrete roof panel (14); the fixing rod (23.5) is perpendicular to the concrete roof panel (14) and arranged in the roof heat-insulating layer (15), the lower end of the fixing rod (23.5) penetrates through the heat-insulating block (23.3) and is fixedly connected with the second connecting plate (23.2), and the upper end of the fixing rod (23.5) is positioned in the roof mortar protective layer (17); second heat-insulation bridge anchors (25) are arranged in the roof heat-insulation layer (15) at intervals, the lower ends of the second heat-insulation bridge anchors (25) are inserted into the concrete roof panel (14) and fixed with the concrete roof panel (14), and the upper ends of the second heat-insulation bridge anchors (25) are pressed on the upper surface of the roof heat-insulation layer (15); the waterproof roll material layer (16) is laid on the top of the roof heat-insulating layer (15); the roof mortar protection layer (17) is arranged at the top of the waterproof roll material layer (16), and a steel bar net piece (26) is laid in the roof mortar protection layer (17).
2. The ultra low energy consumption building non-transparent envelope of claim 1, characterized in that: the ridge structure (22) comprises ridge tiles (22.1), ridge tile horizontal slurry (22.2) and a top decorative cover (22.3); the ridge tiles (22.1) are arranged on the concrete roof panels (14) on the two sides of the ridge along the longitudinal through long covers; the ridge tile horizontal slurry (22.2) is filled in a gap between the ridge tile (22.1) and the concrete roof panel (14) on the two sides of the ridge; the top decorative cover (22.3) covers the top of the ridge tile (22.1).
3. The ultra low energy consumption building non-transparent envelope of claim 1, characterized in that: the roof structure also comprises a solar machine room (27); a top floor (28) is arranged at the upper part of the side wall structure; the solar machine room (27) is arranged on the top floor (28), and the top of the solar machine room (27) exceeds the top of the concrete roof panel (14); the solar machine room (27) comprises a machine room side wall (27.1), a machine room top plate (27.2), a machine room heat-insulating layer (27.3), a machine room waterproof layer (27.4) and a machine room mortar protective layer (27.5); the bottom of the machine room side wall (27.1) is supported on a top floor (28), and the machine room side wall (27.1) and the concrete roof panel (14) are integrally formed; the machine room heat insulation layer (27.3) is arranged on the outer side surface of the machine room side wall (27.1) above the roof heat insulation layer (15) and the top surface of the machine room top plate (27.2), and the bottom surface of the machine room heat insulation layer (27.3) is connected with the top surface of the roof heat insulation layer (15) in an adhesive manner; the thickness is not less than 350mm; the machine room waterproof layer (27.4) covers the outer side of the machine room heat insulation layer (27.3); the machine room mortar protective layer (27.5) is smeared on the outer side of the machine room waterproof layer (27.4); the roof encaustic tile (20) is bonded and connected with a machine room mortar protective layer (27.5) at the position of a solar machine room (27); parapet walls (29) are arranged around the top of the solar energy machine room (27); the parapet wall (29) is arranged at the top of the machine room heat insulation layer (27.3), and a parapet wall waterproof layer (30) is arranged on the surface of the parapet wall (29); the inner side and the outer side of the parapet wall (29) are provided with parapet wall heat-insulating layers (31), and the parapet wall heat-insulating layers (31) are connected to a parapet wall waterproof layer (30) through bonding mortar (32).
4. The ultra low energy consumption building non-transparent envelope of claim 1, characterized in that: the vertical section of the second groove (24) is trapezoidal; the second heat insulation plate (23.1) and the heat insulation block (23.3) are rectangular blocks; anti-crack mortar (23.6) is filled between the left and right sides of the second heat insulation plate (23.1) and the heat insulation block (23.3) and the second groove (24).
5. The ultra low energy consumption building non-transparent envelope of claim 1, characterized in that: a section steel keel (33) is arranged in the roof mortar protective layer (17); the concrete roof structure is characterized in that the steel section keels (33) are correspondingly connected to the upper portions of fixing rods (23.5) of the heat-insulating layer fixing assemblies (23) of each group along the inclined direction of the concrete roof panel (14), the lower portions of the steel section keels (33) are buried in the roof mortar protective layers (17), and the upper portions of the steel section keels (33) are located between the water guiding strips (18).
6. The ultra low energy consumption building non-transparent envelope of claim 1, characterized in that: the keel framework (7) comprises a vertical keel (7.1) and a horizontal keel (7.2); the vertical keels (7.1) are arranged in a group and are arranged at intervals along the long axial direction of the concrete wall body (4); the horizontal keels (7.2) are arranged in a group and are vertically arranged at intervals outside the vertical keels (7.1); two groups of adapter plates (9.2) are arranged on each first connecting plate (9.1), and the outer ends of the two groups of adapter plates (9.2) are correspondingly clamped on two sides of the vertical keel (7.1) and detachably connected with the vertical keel (7.1) through a connecting bolt (34); fireproof rock wool belts (35) are arranged between every two adjacent vertical keels (7.1) at intervals along the vertical direction; the inner side of the fireproof rock wool belt (35) is separated from the wall heat-insulating layer (5) and is connected with the concrete wall (4), and the outer side of the fireproof rock wool belt (35) is connected with the stone panel (8).
7. The ultra low energy consumption building non-transparent envelope of claim 1, characterized in that: the first heat-insulation bridge anchor bolt (10) is divided into a first plate seam heat-insulation bridge anchor bolt (10 a) and a first plate heat-insulation bridge anchor bolt (10 b); the first plate seam broken heat bridge anchor bolts (10 a) are arranged at intervals along the seams of the two rows of insulation board blocks which are adjacent vertically, and are respectively arranged at the corners of the insulation board blocks of the outer insulation layer (5.2) and the middle positions of the side edges of the insulation board blocks of the outer insulation layer (5.2); the two first plate surface heat-insulation bridge-breaking anchor bolts (10 b) are arranged at intervals along the long axial direction of the single heat-insulation plate of the outer heat-insulation layer (5.2); the first heat-insulation bridge anchor bolt (10) comprises a first expansion pipe (10.1), a first steel nail (10.2) and a first bridge-insulation plugging cap (10.3); the first expansion pipe (10.1) comprises a first heat-insulation bridge section (10.1.1), a first transition section (10.1.2), a first steel nail sleeve section (10.1.3) and a first expansion buffer section (10.1.4), wherein the first heat-insulation bridge section (10.1.1), the first transition section, the first steel nail sleeve section and the first expansion buffer section are sequentially arranged from one end to the other end; the end part of the first heat-insulating bridge section (10.1.1) is provided with a first annular pressing plate (10.1.5), and the section diameter of the first heat-insulating bridge section (10.1.1) is larger than that of the first steel nail sleeve section (10.1.3); the first transition section (10.1.2) is a variable-section pipe section, the diameter of the end face of one end, connected with the first heat-insulating bridge section (10.1.1), of the first transition section (10.1.2) is adaptive to the diameter of the first heat-insulating bridge section (10.1.1), and the diameter of the end face of one end, connected with the first steel nail sleeve section (10.1.3), of the first transition section (10.1.2) is adaptive to the diameter of the first steel nail sleeve section (10.1.3); the first steel nail (10.2) is inserted into the first steel nail sleeve section (10.1.3), the enlarged end of the first steel nail (10.2) is positioned in the first transition section (10.1.2), and the pointed end of the first steel nail (10.2) is positioned in the first expansion buffer section (10.1.4); the first bridge-cut plugging cap (10.3) plugs the end of the first thermal bridge cut section (10.1.1).
8. The ultra low energy consumption building non-transparent envelope of claim 1, characterized in that: the second heat-insulation bridge anchor bolt (25) comprises a second expansion pipe (25.1), a second steel nail (25.2) and a second bridge-cutoff plugging cap (25.3); the second expansion pipe (25.1) and the second broken bridge plugging cap (25.3) are made of thermal insulation materials, and the second expansion pipe (25.1) comprises a second broken bridge section (25.1.1), a second transition section (25.1.2), a second steel nail sleeve section (25.1.3) and a second expansion buffer section (25.1.4) which are sequentially arranged from one end to the other end; the end of the second heat-breaking bridge section (25.1.1) is provided with a second annular pressure plate (25.1.5), and the cross-sectional diameter of the second heat-breaking bridge section (25.1.1) is larger than the cross-sectional diameter of the second steel nail sleeve section (25.1.3); the second transition section (25.1.2) is a variable-section pipe section, the end face diameter of one end, connected with the second heat-insulating bridge section (25.1.1), of the second transition section (25.1.2) is matched with the diameter of the second heat-insulating bridge section (25.1.1), and the end face diameter of one end, connected with the second steel nail sleeve section (25.1.3), of the second transition section (25.1.2) is matched with the diameter of the second steel nail sleeve section (25.1.3); the second steel nail (25.2) is inserted into the second steel nail sleeve section (25.1.3), the enlarged end head of the second steel nail (25.2) is positioned in the second transition section (25.1.2), and the pointed end head of the second steel nail (25.2) is positioned in the second expansion buffer section (25.1.4); the second bridge-cut plugging cap (25.3) plugs the end of the second thermal bridge cut section (25.1.1).
9. The ultra low energy consumption building non-transparent envelope of claim 1, characterized in that: the single insulation board block of the inner insulation layer (5.1) is bonded with the concrete wall (4) by adopting a point frame, and the bonding area between the inner insulation layer (5.1) and the concrete wall (4) is not less than 60 percent; the outer heat-insulating layer (5.2) and the inner heat-insulating layer (5.1) are bonded by adopting horizontal strips, and the bonding area between the outer heat-insulating layer (5.2) and the inner heat-insulating layer (5.1) is not less than 90 percent; the single insulation board block of the lower insulation layer (15.1) is bonded with the concrete roof panel (14) by adopting a point frame, and the bonding area between the lower insulation layer (15.1) and the concrete roof panel (14) is not less than 60 percent; the middle heat-insulating layer (15.2) and the lower heat-insulating layer (15.1) are bonded by adopting a horizontal strip, and the bonding area between the middle heat-insulating layer (15.2) and the lower heat-insulating layer (15.1) is not less than 90%; the upper heat-insulating layer (15.3) and the middle heat-insulating layer (15.2) are bonded by adopting a horizontal strip shape, and the bonding area between the upper heat-insulating layer (15.3) and the middle heat-insulating layer (15.2) is not less than 90 percent.
10. A construction method of an ultra low energy consumption building non-transparent envelope of any one of claims 1-9, characterized in that it comprises the following steps:
firstly, constructing a bottom plate heat-insulating layer (2);
secondly, constructing a concrete raft plate (1) on the top of the bottom plate heat-insulating layer (2);
constructing a concrete wall (4), and treating the concrete wall (4);
fourthly, constructing a concrete roof panel (14);
step five, constructing a keel connecting assembly (9) and an insulating layer fixing assembly (23): bonding first heat insulation plates (9.3) on the outer side surface of the concrete wall body (4) at positions corresponding to the keel framework (7) to be constructed at intervals along the vertical direction; then, a first connecting plate (9.1) welded with the adapter plate (9.2) is arranged on the outer side surface of the first heat insulation plate (9.3); heat insulation layer fixing assemblies (23) are arranged on the top of the concrete roof panel (14) at intervals along the inclined direction of the concrete roof panel (14);
step six, constructing a wall heat-insulating layer (5): firstly, constructing an inner heat-insulating layer (5.1), and pasting a single heat-insulating plate of the inner heat-insulating layer (5.1) by adopting a point-frame method, wherein the bonding area is not less than 60%; when the single heat insulation board of the inner heat insulation layer (5.1) is pasted, the board seams are tightly extruded, the adjacent board surfaces are flush, the board seam width is not more than 2mm, and the height difference between the single heat insulation boards horizontally adjacent to each other is not more than 1mm; then constructing an external heat-insulating layer (5.2): the single insulation board of the outer insulation layer (5.2) is pasted by adopting a horizontal strip-shaped bonding method, and the bonding area is not less than 90%; when the single heat insulation board of the outer heat insulation layer (5.2) is pasted, the board seams are tightly extruded, the adjacent board surfaces are flush, the board seam width is not more than 2mm, and the height difference between the single heat insulation boards horizontally adjacent to each other is not more than 1mm;
fixing the constructed wall heat-insulating layer (5) and the concrete wall (4) by adopting a first heat-insulating bridge anchor bolt (10);
step eight, constructing a roof heat-insulating layer (15) and a rock wool heat-insulating layer (15.4): a rock wool heat-insulating layer (15.4) is arranged on the concrete roof panel (14) at the inner side of the baffle plate (21); laying the roof heat-insulating layer (15) in the direction from the cornice to the ridge, bonding the three heat-insulating layers in staggered joints, filling joints of more than or equal to 2mm between adjacent single heat-insulating plates with heat-insulating materials, and sealing by adopting polyurethane foaming adhesive;
step nine, constructing a keel framework (7): connecting the keel framework (7) with the adapter plate (9.2);
step ten, installing the stone panel (8): the stone panel (8) is connected with the keel framework (7) in a hanging way by a hanging piece (12);
eleventh, constructing a waterproof coil layer (16): constructing a waterproof roll material layer (16) on the top of the roof heat-insulating layer (15) on the same day, wherein the outer side edge of the waterproof roll material layer (16) extends to the outer edge of the roof cornice;
step twelve, constructing a steel keel (33): correspondingly connecting the steel keels (33) to the upper parts of the fixing rods (23.5) of each group of heat-insulating layer fixing assemblies (23) along the inclined direction of the concrete roof panel (14);
thirteen, constructing a roof mortar protective layer (17): constructing a roof mortar protective layer (17) on the top of the waterproof roll layer (16), and laying a steel bar mesh (26) on the middle roof mortar protective layer (17);
and step fourteen, constructing the water guiding strips (18), the tile hanging strips (19) and the roof color tiles (20) in sequence until the roof color tiles (20) are constructed, and finishing the construction.
CN202111548655.9A 2021-12-17 2021-12-17 Ultra-low energy consumption building non-transparent enclosure structure and construction method thereof Pending CN115853109A (en)

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Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116330464A (en) * 2023-05-29 2023-06-27 山东天齐明达住工科技有限公司 Prestressed concrete roof board structure and processing equipment

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116330464A (en) * 2023-05-29 2023-06-27 山东天齐明达住工科技有限公司 Prestressed concrete roof board structure and processing equipment
CN116330464B (en) * 2023-05-29 2023-07-21 山东天齐明达住工科技有限公司 Prestressed concrete roof board structure and processing equipment

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