WO2018205646A1 - Structure d'enveloppe de bâtiment - Google Patents

Structure d'enveloppe de bâtiment Download PDF

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Publication number
WO2018205646A1
WO2018205646A1 PCT/CN2018/000166 CN2018000166W WO2018205646A1 WO 2018205646 A1 WO2018205646 A1 WO 2018205646A1 CN 2018000166 W CN2018000166 W CN 2018000166W WO 2018205646 A1 WO2018205646 A1 WO 2018205646A1
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WO
WIPO (PCT)
Prior art keywords
prefabricated
concrete
basalt fiber
wall
building
Prior art date
Application number
PCT/CN2018/000166
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English (en)
Chinese (zh)
Inventor
吴淑环
Original Assignee
吴淑环
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from CN201710670407.9A external-priority patent/CN107476592A/zh
Application filed by 吴淑环 filed Critical 吴淑环
Publication of WO2018205646A1 publication Critical patent/WO2018205646A1/fr

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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
    • E04B2/7401—Removable non-load-bearing partitions; Partitions with a free upper edge assembled using panels without a frame or supporting posts, with or without upper or lower edge locating rails
    • E04B2/7403—Removable non-load-bearing partitions; Partitions with a free upper edge assembled using panels without a frame or supporting posts, with or without upper or lower edge locating rails with special measures for sound or thermal insulation including fire protection
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G23/00—Working measures on existing buildings
    • E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
    • E04G23/0218—Increasing or restoring the load-bearing capacity of building construction elements
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/66—Sealings
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
    • E04B1/76—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to heat only
    • E04B1/762—Exterior insulation of exterior walls
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
    • E04D3/00—Roof covering by making use of flat or curved slabs or stiff sheets
    • E04D3/35—Roofing slabs or stiff sheets comprising two or more layers, e.g. for insulation
    • E04D3/351—Roofing slabs or stiff sheets comprising two or more layers, e.g. for insulation at least one of the layers being composed of insulating material, e.g. fibre or foam material
    • E04D3/352—Roofing slabs or stiff sheets comprising two or more layers, e.g. for insulation at least one of the layers being composed of insulating material, e.g. fibre or foam material at least one insulating layer being located between non-insulating layers, e.g. double skin slabs or sheets
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G23/00—Working measures on existing buildings
    • E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
    • E04G23/0218—Increasing or restoring the load-bearing capacity of building construction elements
    • E04G2023/0251—Increasing or restoring the load-bearing capacity of building construction elements by using fiber reinforced plastic elements

Definitions

  • the present invention relates to a building envelope construction or/and a prefabricated panel construction, the building envelope comprising an exterior wall, a roof.
  • the EPS panels are connected with the inner and outer leaves of the concrete, but they are not bonded, and the stress state is not good.
  • the insulation layer exceeds 100 mm, the outer blade concrete sinks more. If the requirements are not met, the requirements for building a low-energy building to the wall cannot be met. There is a contradiction between the goal of low-energy buildings and the goal of prefabricated buildings. How to solve them?
  • China's passive energy-saving room with a thin plastering wall under the guidance of Nordic experts adopts the door window heat insulation and broken bridge technology: the wooden frame is installed outside the door window, and the steel frame is also set under the wooden frame of the window sill, steel and wooden frame Connected to the base wall, then install the door and window frame with the auxiliary frame and the door and window on the wooden frame, so that the window still cannot be separated from the base wall. See Figure 11.
  • the outdoor cold spot is still close to the room and can only be reduced.
  • the heat bridge around the window is about 50%, and the installation is troublesome.
  • the wooden frame and the section steel need to be preserved, and a secondary frame is needed.
  • the passive wall-type energy-saving room wall and insulation layer of concrete wall has a total thickness of 550-600mm, and the wall is thick and wastes land.
  • prefabricated panels which are basically prefabricated panels with a width of 600 mm (such as prefabricated aerated concrete panels), which affect the assembly degree of the assembled exterior wall and the assembled roof.
  • the splitting is carried out along the centerline of the window wall.
  • the "Outer Wall Panel Construction Atlas” 08SJ110-2 which was released in China until 2008, is along the window wall.
  • the center line is split, as shown in Figure 3; and the wall of the prefabricated concrete shear wall window is currently split at the center line, the seam is long, the installation work is large, and it is not convenient to install.
  • the present invention proposes a building envelope structure or/and a prefabricated sheet construction.
  • a building envelope structure or/and a prefabricated sheet structure comprising a building body structure, a prefabricated sheet and an expandable polyethylene foam board or an inorganic heat insulating flexible material;
  • the precast board comprising inner leaf concrete, insulation layer and outer Prefabricated composite insulating wall panels formed from leaf concrete or prefabricated composite insulating wall panels; prefabricated panels are inlaid on the outside of the main structure of the building, or prefabricated panels are externally mounted on the outside of the frame structure; horizontal seams in the prefabricated panels At or near the vertical seam, an expandable polyethylene foam board or an inorganic insulating flexible material seal is installed to form a seam seal mounting structure of the assembled wall.
  • the basalt fiber cloth, or the basalt fiber cloth at the lower end of the precast board, continues to the inner side of the inner leaf concrete or/and the outer side of the concrete; or / and the basalt fiber cloth is attached to the side of the prefabricated board, or / and the basalt fiber cloth is attached to the side of the prefabricated board .
  • Non-combustible insulation materials are also installed in the cloth.
  • a building envelope structure or/and a prefabricated sheet construction 4 comprising prefabricated panels and basalt fiber cloth; the prefabricated panels being prefabricated roof panels; basalt fiber cloth installed at the bottom of the prefabricated roof panels, or also mounted to prefabricated houses
  • the side of the panel exits the roof opening; the concrete in the lower part of the prefabricated roof panel is low-strength lightweight concrete; or the insulation is installed on the low-strength lightweight concrete of the prefabricated roof panel; or in the joint of the organic insulation layer of the prefabricated roof panel
  • the polyester non-woven fabric is also attached to the joint to form the waterproofing of the roof panel; or the adhesive is applied on the insulation layer of the prefabricated roof panel to pour the roof stone concrete protective layer.
  • the roof stone concrete protective layer is equipped with steel bars, or basalt fiber cloth or basalt fiber mesh cloth is installed instead of steel bars.
  • a building envelope structure or/and a prefabricated sheet structure 5 comprising a building body structure and a prefabricated panel; the prefabricated panel comprising a prefabricated composite insulating wall panel formed by inner leaf concrete, insulation layer and outer leaf concrete or as a prefabricated combination
  • the insulating wall board or the prefabricated board is a prefabricated board without an insulating layer; the prefabricated board is prefabricated by being separated and disposed in the door and window opening, and the prefabricated board is fixed with the main structure of the building after installation, and then the prefabricated board is located The separation parts at the positions in the door and window openings are connected, and the horizontal seams of the upper and lower prefabricated panels are connected.
  • a building envelope structure or/and a prefabricated sheet structure six comprising a building body structure, prefabricated panels, and diagonal or inclined steel panels; the building body structure being various frame structures or frame shear wall structures;
  • the plate is a variety of non-load-bearing prefabricated plates.
  • the prefabricated plates are prefabricated composite thermal insulation wall panels formed by inner-leaf concrete, thermal insulation layer and outer-leaf concrete or prefabricated composite thermal insulation wall panels; the thermal insulation layer is an elastic thermal insulation layer and is elastically insulated.
  • the inclined steel bar or the inclined steel plate is located in the groove of the elastic heat insulating layer, and is pasted with an elastic adhesive which can adapt to deformation; or the inner leaf concrete of the prefabricated plate is a concrete with a certain elasticity, a diagonal steel bar or a diagonal steel plate Located in the elastic inner-leaf concrete, it is bonded with an elastic adhesive that can adapt to deformation; the inclined steel bar or the inclined steel plate is connected with the steel plate in the prefabricated plate, and the steel plate and the iron component on the beam of the main structure of the building are connected by connecting iron pieces, the assembled wall body Form a support system for the plane of the frame.
  • a building envelope structure or/and a prefabricated sheet structure VII comprising a building body structure and prefabricated panels; the precast panels being various non-load bearing precast panels; the precast panels comprising inner leaf concrete, insulation and outer leaves Prefabricated composite insulating wall panel formed of concrete; prefabricated panel is installed on the main structure of the building; the insulating layer of the prefabricated panel is an EPS board or an insulating material having the same performance as the EPS board; the EPS board and the inner leaf concrete and the outer leaf The concrete is connected to the surface. Using the tensile strength of the EPS board, a suspension system with vibration lag effect and shock absorption and damping effect is formed in the perimeter of the building.
  • a building envelope structure or/and a prefabricated sheet construction which includes a building body structure, prefabricated panels and materials that are resilient, shock absorbing and shock absorbing, and that meet fire protection requirements;
  • the precast panels are including inner leaf concrete Prefabricated composite thermal insulation wallboard formed by insulation layer and outer leaf concrete or prefabricated composite insulation wallboard, or prefabricated board is prefabricated insulation board including inner blade concrete and insulation layer, or prefabricated board is prefabricated board without insulation layer
  • the prefabricated panels are installed as an externally slidable assembled wall; the prefabricated panels are installed with columns of the main structure of the building or also with elastic, recoverable shock absorbing and shock absorbing materials, and also meet the requirements of fire protection requirements, and Connected to the column or to the raft.
  • the prefabricated panel comprises a prefabricated wall panel and a prefabricated roof panel according to the invention, and the prefabricated panel used in the prefabricated wall is a prefabricated wall panel, and the prefabricated panel used in the prefabricated roof is a prefabricated roof panel.
  • the prefabricated panel 2 is externally mounted on the outer side of the frame structure according to the present invention, which comprises fixing the prefabricated panel to the outside of the frame structure, such as using a nail-type plastic anchor bolt to pass through the prefabricated panel and fixing the main structure.
  • the prefabricated plate is not movable, and the prefabricated plate is fixed with iron; or/and the prefabricated plate is connected with the ⁇ or / and the column of the main structure with a cement material, and the assembled wall is formed on the side of the column of the high-rise building frame structure.
  • the displacement angle formed by the movement and the enthalpy has a limiting effect, and it is called a fixed externally mounted prefabricated plate.
  • the prefabricated panel 2 is externally mounted on the outer side of the frame structure, and further comprises: fixing the prefabricated sheet material to one end of the crucible and the other end to slide, not limiting the displacement angle formed by the column and the crucible, or allowing the displacement of the upper and lower joints. Or when rotating, it is installed as a slip-fit wall that can accommodate the displacement of the main structure, which is called an externally slidable prefabricated panel.
  • the layers of the prefabricated composite thermal insulation wallboard are layered or have a convex-concave bite (such as a dovetail slot) for surface connection, and the prefabricated thermal insulation wall panel of the surface connection is a prefabricated composite thermal insulation wallboard.
  • each layer of the prefabricated composite thermal insulation wallboard is a point connection by connecting the inner and outer concrete through the insulation layer through the fiber reinforced plastic connecting member or other connecting members, and the prefabricated thermal insulation wall panel formed by the point connection is a prefabricated composite thermal insulation wall panel. .
  • Building envelopes include exterior and roofing, as well as doors and windows.
  • the invention is limited to the installation of exterior walls and roofing and to the construction of prefabricated wall panels and prefabricated roof panels.
  • the first embodiment solves the problem that the joint of the external wall panel is a large thermal bridge, and the wall energy saving and heat preservation is good, and the important problems of the industrialization, industrialization and low energy building of the building described in the background are solved. .
  • the inorganic insulating flexible material such as aluminum silicate needle punching blanket (felt) or aluminum silicate fiber cloth can greatly increase the safety of the gap fire safety.
  • the prefabricated panels are separated in the door window opening, which greatly reduces the amount of joint construction and facilitates prefabrication, lifting and construction.
  • the current various types of assembled walls are separated in the window partitions, increasing the amount of joint work by 2 to 3 times.
  • Embodiment 6 to Embodiment 8 is of great significance for building earthquake resistance and wind resistance.
  • the inclined steel bar or the inclined steel plate is connected with the main structure of the building to form a support system for the plane of the frame, which can reduce the horizontal displacement of the frame, and has significance for reducing the horizontal displacement of the high-rise super high-rise building.
  • the invention promotes the development of the prefabricated building within the scope of the building envelope structure, the industrialization and industrialization of the building, the improvement of the energy-saving and heat insulation effect of the outer wall and the roof, the promotion of the low-energy building, the safety of the frame-structured wall and the safety of the frame structure.
  • Durability plays an important role in ensuring the quality of fabricated wall works.
  • basalt fiber cloth is installed in different parts of the prefabricated plate to solve the problem of many fabricated wall technologies, increase the reliability of connection between the layers of the assembled wall, and increase the reliability of prefabricated plate installation. Durability and ease of construction play an important role.
  • the prefabricated sheet structure of the second method has never been implemented, because no one can think of using basalt fiber cloth to solve the problems of pulling and safety of these parts, and using basalt fiber.
  • the gap between the cloths is not a thermal bridge, which is very advantageous for building energy saving. This shows that the second embodiment of the present invention is not only never, nor obvious.
  • basalt fiber cloth was not installed on the upper and lower sections and sides of prefabricated plates. Because they did not know the principle and function of installing basalt fiber cloth into these positions, they only thought of sticking the alkali-resistant mesh cloth on the outer wall.
  • Basalt fiber cloth has been in existence for a long time, and the price is not high, about 1/10 of the price of carbon fiber. The cost performance of installing basalt fiber cloth is quite high. However, the construction industry has long had many difficult wall technical problems that affect sustainable development. Why not use basalt fiber cloth to solve it?
  • This embodiment is a principle invention.
  • the principle of shear strength it is not known that basalt fiber cloth not only has high tensile strength and uniform performance than steel transmission stress, but can be combined with low-strength lightweight concrete to form large-scale prefabricated panels and improve assembly of external wall installation.
  • the principle of the degree of chemistry do not know what materials can be used to eliminate the thermal bridge and increase the strength at the same time, improve the degree of assembly, and reduce the weight of the external wall, favorable earthquake resistance, and reduce the construction cost. Therefore, the construction industry has long been shackled by reinforced concrete materials, which has made many problems unsolvable for a long time. This principle or principle was not solved in the previous construction industry.
  • the basalt fiber cloth will be installed on the side of the door and window opening of the wall, and the structure of the door and window opening and heat insulation broken bridge can also be formed, which has the great significance of improving the building volume ratio and saving the land, and enhances the door window.
  • the wall is damaged due to the unsatisfactory shear strength.
  • Embodiments 2 and 3 introduce basalt fiber cloth into the wall technology, which will end the history of external wall damage during rare earthquakes or strong winds. It is of great significance to the building's earthquake resistance and wind resistance. This principle or principle is not solved in the previous construction industry. of.
  • Embodiments 2 and 3 introduce basalt fiber cloth into the wall technology, which can completely eliminate the heat bridge at the door window, etc.
  • This principle or principle is not solved in the previous construction industry. Germany, which has developed technology, has reduced the window heat bridge by half in the passive energy-saving room, but can not completely eliminate the window heat bridge. See Figure 11. It is believed that the heat bridge of the door window is of course, and the heat bridge such as the external wall window cannot be eliminated. No one thought that installing a material to the side of the window would both eliminate the thermal bridge and increase the shear strength of the inter-window wall.
  • Basalt fiber fabric manufacturers are unaware of their products. The most used ones are to add chopped basalt fiber to asphalt concrete or cement concrete to build roads to block cracks, or to spread basalt fiber cloth at seams when the road surface is widened. Avoid uneven settlement within the road. Even if people who know the high tensile strength of basalt fiber cloth do not notice the significance of low thermal conductivity of basalt fiber cloth, it is not known that basalt fiber cloth is needed on the side of the window.
  • the basalt fiber cloth will be installed on the bottom of the prefabricated roof panel of low-strength lightweight concrete, which is not available in the existing prefabricated roofing panel technology. Therefore, only prefabricated aerated concrete slats can be installed, and the degree of assembly is completed. low.
  • the separation position of the prefabricated plates is determined at the door and window opening, which can greatly reduce the amount of joint work.
  • Expensive labor costs, joints such as joint reinforcements increase the connection material, reducing the amount of joint work can greatly reduce the installation cost, who is not willing to reduce the installation cost?
  • Embodiment 6 A diagonal steel bar or a diagonal steel plate is provided in the elastic inner blade concrete of the prefabricated plate, or a groove on the elastic heat insulating layer is provided with a diagonal reinforcing bar or a diagonal steel plate in the groove with an elastic adhesive. Inclined or inclined steel plates do not occupy the indoor use area.
  • the horizontal displacement of the high-rise building restraint frame is a very important issue to ensure the safety of the frame.
  • the inclined steel bar or inclined steel plate provided in this embodiment plays an important role in reducing the displacement of the frame under the action of wind load and horizontal earthquake.
  • the design rules or engineering examples of the existing frame structure do not have this technical structure, because some concrete is not known to have elasticity; and it is not known that the elasticity of the EPS insulation board is used, and it is not known which kind of adhesive is elastic and durable. it is good.
  • Embodiment 7 forms a suspension system that is connected to the concrete surface of the outer leaf through the EPS board and has the vibration hysteresis effect.
  • the suspension system is used for building wall technology and building seismic technology. of.
  • Embodiment 8 The installation of elastic, recoverable shock-absorbing and shock-absorbing materials between the prefabricated panels and the pillars of the main structure of the building, and the materials that meet the fireproof requirements are not found in the current wall technology, and are also existing. The technology does not know that some elastic materials are used to meet fire protection requirements.
  • Embodiments 6-8 are also principle invention innovations. Because we don't know the principle of using the tensile properties of the EPS board, I don't know the flexibility of using the EPS board. I don't know the principle that the EPS board has the ability to consume earthquakes. It is the principle that "Unity is power". It is applied in engineering; it is not known which adhesive can be used to bond all layers of materials into one, satisfying strength requirements, adapting to temperature deformation requirements and durability requirements.
  • Embodiments 6-8 are not only never seen, nor obvious.
  • FIG. 1 is a view showing the structure of the first outer wall of the external thermal insulation wall in Table 2 on page 5 of the "Overhead Wall Panel Structure Atlas" 08SJ110-2 of the background art, that is, the horizontal joint installation structure of the current external concrete wall panel Figure, there is no insulation sealing material at the middle insulation layer of the joint, the joint is a large thermal bridge; and the fireproof performance is not good. Once the fire flame breaks into the horizontal joint, the fire of the insulation layer will cause a fire.
  • FIG. 2 is a view showing the structure of the wall of the sandwich insulation wall in the second item of Table 2 on page 5 of the "Outer Wall Panel Structure Atlas" 08SJ110-2 of the background art, not only the joint is a large heat bridge, but also at the seam.
  • the concrete connection between the inner and outer leaves increases the connected concrete thermal bridge.
  • FIG 3 is a vertical cross-sectional view of the assembled wall joint sealing installation structure of the first embodiment, the joint has a slight slope drainage; and the basalt fiber cloth is attached to the upper and lower end sections of the second prefabricated plate of the second embodiment, and the upper end section of the prefabricated plate is also The basalt fiber cloth adhered to the enamel is bonded to the enamel; it also indicates that the basalt fiber cloth is also pasted on the façade of the prefabricated sheet; it also indicates that a thin PTFE waterproof membrane is installed on the inner side of the horizontal joint of the prefabricated sheet.
  • FIG. 5 is a schematic view showing the separation of the current prefabricated panels in the window, including the entire panel of Table 1 of the "Outer Wall Panel Construction Atlas” 08SJ110-2 (the entire panel is prefabricated with doors and windows openings).
  • the plate features of the façade feature are all separated in the window wall, the installation seam is long, and the installation is troublesome.
  • Figure 6 is a view showing that the prefabricated sheet of the fifth embodiment is prefabricated in the position of the door and window opening, and the split view includes a door and window opening, the joint is short when installed, the installation workload is small, and the installation is convenient;
  • the prefabricated panels are also provided with diagonal or inclined steel plates to form a support system for the plane of the frame.
  • Figure 7 is a view showing that the prefabricated sheet of the fifth embodiment is prefabricated in the position of the door and window opening, and the split view includes two door and window openings, and the joint is 50% less than that of Fig. 4 during installation, and the installation amount is larger.
  • the splitting method of Figure 5 greatly improves the degree of assembly; also indicates that the sixth embodiment also has inclined steel or inclined steel plate in the prefabricated plate, and the inclined steel or inclined steel plate passes through the steel plate and the building main body.
  • the structural connection forms a schematic diagram of the elevation of the support system for the plane of the frame.
  • the upper and lower dotted lines in the figure respectively indicate the position of the main structure of the building under the armpit and on the beam.
  • Figure 8 is a vertical sectional view showing a sixth embodiment in which a diagonal steel bar or a diagonal steel plate is installed on a frame structure in a prefabricated plate material, and a cross-sectional view of the oblique steel bar or the inclined steel plate is connected to the main structure of the building through the steel plate, and also indicates that the prefabricated plate is
  • the plug-in type is mounted on the outer side of the frame structure, the nail-type plastic anchor bolt is fixed through the prefabricated plate and the crucible, and the pre-formed plate and the crucible are fixed by the iron member 6.
  • Figure 9 is a horizontal cross-sectional view showing the side of the basalt fiber cloth attached to the outer wall or the prefabricated panel, and to the side of the door and window opening, in the second or third embodiment.
  • Fig. 10 is a view showing a prefabricated roof panel structure according to a fourth embodiment, in which a waterproof coating is waterproofed at a gap between upper ends of the prefabricated roof panel insulation layer 2-3, and the inner blade concrete of the prefabricated roof panel is low-strength lightweight concrete.
  • the window cannot be installed away from the base wall, and there is still about 50% of the heat bridge around the window.
  • FIG. 3 and FIG. 4 show a construction envelope structure or/and a prefabricated sheet structure of the present embodiment, which is composed of a main structure of the building, a prefabricated sheet 2, and a foamable polyethylene foam board or inorganic
  • the heat insulating flexible material is composed;
  • the building main structure 1 is a load-bearing member of various structural systems,
  • the prefabricated plate 2 is a variety of non-load-bearing prefabricated plates, and the prefabricated plate 2 is composed of inner leaf concrete 2-1, heat insulating layer 2-3
  • said inorganic thermal insulation flexible material such as aluminum silicate needle blanket (felt) or aluminum silicate fiber cloth;
  • the inlaid type is installed on the outer side of the main structure 1 of the building, that is, a part of the prefabricated board 2 is installed in the frame structure opening, such as the inner leaf concrete, and the rest is installed outside the frame opening, or the prefabricated board 2 is externally
  • the assembled wall formed by the currently installed prefabricated sheet material described in FIG. 1 has no insulating sealing material at the joint insulating layer, and is changed at the horizontal joint or/and the vertical joint of the prefabricated sheet.
  • the expandable sealing material 3-1 can be installed as a horizontal gap by installing a foamable polyethylene foam board or an inorganic heat insulating flexible material, and can also serve as a sliding layer to eliminate the heat bridge of the prefabricated board joint of the assembled wall, and the assembly type Buildings have the effect of improving energy-saving insulation and building low-energy buildings.
  • the heat insulating layer 2-3 is an organic heat insulating material, there is no problem that the fireproofing in Fig. 1 is not good. Therefore, it has the meaning of energy saving and emission reduction, as well as the significance of fire safety.
  • Embodiment 2 FIG. 3, FIG. 4, FIG. 9, a construction envelope structure or/and a prefabricated sheet structure of the present embodiment, which is composed of a main structure of the building, a prefabricated sheet 2, and a basalt fiber cloth 2-4.
  • the building main structure 1 is a load-bearing member of various structural systems
  • the prefabricated plate 2 is a variety of non-load-bearing prefabricated plates, such as the prefabricated plate 2 including inner leaf concrete 2-1, insulation layer 2-3 and outer
  • the prefabricated composite thermal insulation wall panel formed by the leaf concrete 2-2 is a prefabricated composite thermal insulation wall panel, or the prefabricated panel 2 is a prefabricated thermal insulation panel including the inner blade concrete 2-1 and the thermal insulation layer 2-3, or the prefabricated panel 2 is only included
  • the plate of the inner leaf concrete 2-1; the basalt fiber cloth 2-4 is a basalt fiber cloth, or a woven fabric of basalt fiber and other inorganic fibers, and other requirements satisfying durability requirements, mechanical properties, and fire prevention requirements.
  • a basalt fiber cloth 2-4 is attached to the upper end or/and the lower end section of the prefabricated sheet 2, and the basalt fiber cloth 2-4 bonds the layers of the prefabricated sheet 2 at the end; or the lower end of the prefabricated sheet 2
  • the basalt fiber cloth 2-4 also extends to the inner side of the inner leaf concrete 2-1 or / and the outer side of the outer concrete, because the inner end of the inner concrete 2-1 often has pre-embedded iron pieces 2-5, and the embedded iron is required.
  • the pieces 2-5 are used for the ⁇ connection with the main structure 1 of the building (because the connection structure is complicated, irrespective of the present invention, not shown in Fig.
  • the pre-embedded iron pieces 2-5 are partially installed iron pieces, in order to prevent pre-buried
  • the layers of the prefabricated sheet 2 are separated, so it may be necessary to have basalt fiber cloth 2-4 on the inner surface of the inner end of the inner leaf concrete 2-1; and because the inner and outer leaves are thinner, It is safer to paste the basalt fiber cloth 2-4 to the inner and outer leaves for coagulation;
  • the basalt fiber cloth is also the connecting piece of the inner and outer leaf concrete, which can prevent the damage of the inner and outer leaf concrete with low strength, and there is no need to connect the steel bar and the cement mortar layer on the side of the window, so there is no steel bar or cement thermal bridge; It can also make low-strength concrete such as polyphenylene concrete and foam concrete can be prefabricated into large prefabricated plates, even large prefabricated plates with door and window openings, and large roof panels to promote the assembly of buildings and promote the industrialization of buildings; High-strength basalt fiber cloth is attached to each section of the prefabricated sheet, which can replace the plastic reinforced connecting piece in the precast board, increase the reliability of connection between the layers, and have other functions as described below;
  • the non-combustible heat insulating material 3-1 (such as vertical silk wool, for the outer wall is the horizontal silk wool, does not increase heat transfer).
  • the steel plate 30 is embedded in the basalt fiber cloth 2-4 attached to the side of the prefabricated sheet 2, such as an L-shaped anti-corrosion steel sheet, and the L-shaped steel sheet 30 is pre-buried in the outdoor corner of the door and window opening of the prefabricated sheet 2.
  • the L-shaped steel plate 3 is adhered to the inner material of the basalt fiber cloth 2-4; when the door and window are installed, the door and window are separated from the inner blade concrete 2-1 of the door and window opening, and the door and window connecting member is fixed with the L-shaped steel plate 30 in the basalt fiber cloth 2-4.
  • the invention reduces the investment of the EPS board and reduces the cost of the external thermal insulation by the window steel and the wooden frame, and reduces the external heat insulation cost by about 200 yuan/m 2 , and also reduces the cost of the assembled exterior wall project and reduces the cost.
  • the cost of wall curtain wall construction and the cost of vertical greening of external walls are reduced by about 100-250 yuan/m 2 for each item.
  • vertical greening of external walls can turn cities into forests, reduce summer heat island effects, and improve air quality.
  • Table 1 is the inner and outer leaves are 40mm thick polystyrene concrete + 10mm thick not less than C20 strength grade cement mortar or fine stone concrete rigid stress layer, the middle is the EPS board insulation layer, the layers are bonded together to form the surface connection When the heat bridge at the entrance is zero, the average heat transfer coefficient of the wall is shown.
  • Table 1 Table of material structure thickness and wall thickness of passive energy-saving rooms with frame structure and shear wall structure
  • the lightweight assembled sandwich outer thermal insulation wall can meet the requirements of low heat transfer coefficient with a thin wall.
  • the reason why the wall is thin is: 1) the heat bridge at the hole is “0”, which can reduce the thickness of the insulation layer; 2) the basalt fiber cloth bonds the layers of the prefabricated wallboard into one, forming a common force-bearing member.
  • the inner leaf concrete can be thinned. If only the connecting piece is connected instead of the surface joint, the inner leaf concrete needs ordinary concrete of 100mm thickness and the thickness is increased by 50mm; 3) the inner and outer leaves light concrete has low thermal conductivity, which is equivalent to about 20 ⁇ 30mm EPS board insulation.
  • the above three reasons reduce the thickness of the assembled wall, which is equivalent to increasing the floor area ratio by 2 to 4%, which has great economic benefits.
  • basalt fiber cloth can not be used to process lightweight concrete into prefabricated wallboard, because the lifting, transportation and other links are easy to break, the window anti-shear does not meet the requirements, and the window cannot be installed at the door and window opening.
  • Basalt fiber cloth 2-4 is also installed in the following locations, as needed:
  • Basalt fiber cloth 2-4 is also installed on the façade of prefabricated sheet 2, which can replace or partially replace the steel bars in the outer leaf concrete of prefabricated sheet 2, or / and basalt fiber cloth pasted on the side of prefabricated sheet 2 Between the joints of 2, the basalt fiber cloth 2-4 can form a shear-resistant steel hoop along the circumference of the building; or after the prefabricated board 2 is installed on the main structure of the building, in the basalt fiber cloth 2-4
  • the structural steel is used to adhere the steel plate, and the external wall attachment is connected with the steel plate; if the external wall is installed, the green wall is installed or the exterior wall decorative line, the deformation seam cover, the sunshade curtain or the solar photovoltaic film, the solar photovoltaic panel, etc. and the basalt fiber cloth are attached.
  • the steel plate 30 attached to the 2-4 is connected, and the decorative large plate is installed on the basalt fiber cloth 4, and the iron piece is not added to the thermal bridge through the thermal insulation layer;
  • a decorative layer on the outside of the basalt fiber cloth 2-4 forming a prefabricated wall panel or a prefabricated thermal insulation board with a decorative layer;
  • the basalt fiber cloth 2-4 attached to the upper end section of the prefabricated sheet 2 has a margin, and the remaining amount of the basalt fiber cloth 2-4 is pasted on the upper side of the main structure 1 of the building (when the seam is on the floor) or The side is pasted or anchored (the seam is on the outside of the sill).
  • the insulation material 3-1 (such as vertical silk wool, for the outer wall is the horizontal silk wool, does not increase heat transfer), Greatly improve the fire safety of energy-saving and heat-insulating walls and benefit the society.
  • the basalt fiber cloth 2-4 is attached to the upper end or/and the lower end section of the prefabricated sheet 2 to have the following three functions:
  • Basalt fiber cloth 2-4 combines the materials of the prefabricated sheet 2 at the upper and lower ends to increase the connection reliability of each layer. There is no need to worry about the unreliable bonding of the layers or the pull of the inner and outer pull members. Unreliable, the risk of falling off the outer leaf concrete occurs; it is not necessary to connect the inner and outer leaf concretes to form a large heat bridge as shown in the lower half of Fig. 2, and the prefabrication is troublesome.
  • the basalt fiber cloth 2-4 adhered to the upper end section of the prefabricated sheet 2 may be bonded to the crucible of the main structure 1 of the building to form a structure for connecting the prefabricated sheet 2 to the main structure of the building.
  • the basalt fiber cloth 2-4 adhered to the upper end section of the prefabricated sheet 2 is bonded to the upper part of the main structure of the building main body 1, which is a joint structure of the prefabricated sheet and the crucible without iron members at the floor, and the tensile strength of the basalt fiber cloth. Very high, and the paste installation is very convenient.
  • the height of the crucible is several tens of centimeters, and it is often necessary to connect the upper end of the prefabricated sheet 2 to the upper portion of the crucible, and it is convenient to use the basalt fiber cloth 2-4 to bond the upper portion of the crucible to the steel. And blocking the dirt and water in the room into the gap between the prefabricated sheet 2 and the crucible.
  • basalt fiber In the GB23265 standard for chopped basalt fiber for cement concrete and mortar, basalt fiber is produced from natural volcanic rock and is a pure natural green fiber. Basalt fiber has high tensile strength, shear strength and elastic modulus, good chemical stability and thermal stability, anti-aging and acid and alkali resistance, high temperature and low temperature, electrical insulation and sound insulation. The tensile strength of basalt fiber is several times that of steel or even ten times. The basalt fiber elongation is about 3-4%, and the elastic modulus is 1.5 to 2 times that of the glass fiber. Basalt fiber is the best comprehensive material, and the durability of basalt fiber and basalt fiber cloth is almost infinite, because it is essentially basalt.
  • basalt fiber material is narrow, and the most used one is to add short-cut basalt fiber to asphalt concrete or cement concrete to build road cracking, and to bond basalt fiber into basalt steel bar with epoxy resin for embankment.
  • some basalt fiber twill is used as a bag.
  • Basalt fiber can also be used as a low-cost alternative to carbon fiber for column and beam reinforcement.
  • the amount of basalt fiber cloth is small.
  • the thermal conductivity of basalt fiber cloth is 0.035 ⁇ 0.04w/mk, which is consistent with the EPS board.
  • the basalt fiber cloth installed on the section of the prefabricated board is not a thermal bridge, but it has a large tensile strength, but the tensile strength of the steel bar is used. High, but it is a thermal bridge. It also requires a thermal bridge of cement mortar.
  • the basalt fiber cloth is installed on each side of the window and the prefabricated plates to solve the problem of pulling and not being a thermal bridge.
  • the inner and outer leaf concrete of the prefabricated plate of the present embodiment can be ordinary heavy concrete, it is recommended to be lightweight concrete when installed as a non-load bearing wall, which is light in weight, reduces the cost of the main structure of the building, and reduces the thickness of the wall as shown in Table 1.
  • FIG. 9 is a structural structure of a building envelope or/and a prefabricated sheet structure of the present embodiment, which is composed of a wall 1-1 or a prefabricated sheet 2 and a basalt fiber cloth 2-4;
  • the body 1-1 is a wall, such as a poured concrete wall, a masonry wall, a load-bearing wall or a non-load-bearing wall on a frame structure, the wall 1-1 being a wall with an insulating layer or A wall without an insulating layer;
  • the basalt fiber cloth 2-4 is attached to the side of the door and window opening of the wall 1-1 or the prefabricated sheet 2. Attach basalt fiber cloth 2-4 to the side of the door and window opening of the wall 1-1 or the prefabricated board 2.
  • the wall of the masonry can greatly improve the shear strength of the window wall and improve the safety of earthquake or strong wind.
  • the heat-insulating bridge structure of the door and window opening can be formed, which has the great significance of saving land and increasing the floor area ratio;
  • the non-combustible heat insulating material 3-1 (such as vertical silk wool, for the outer wall, is the horizontal silk wool, does not increase heat transfer).
  • a building envelope structure or/and a prefabricated sheet structure of the present embodiment is composed of a prefabricated sheet 2 and a basalt fiber cloth 2-4, and the prefabricated sheet 2 is a prefabricated roof panel.
  • the basalt fiber cloth 2-4 is a basalt fiber cloth, or a woven fabric of basalt fiber and other inorganic fibers, and other fiber cloths satisfying durability requirements, mechanical performance requirements, and fireproof requirements;
  • basalt fiber cloth 2 - 4 Installed on the bottom of the prefabricated roof panel to replace or partially replace the steel in the concrete below the prefabricated roof slab, or also installed on the side of the prefabricated roof panel exit roof to enhance the shear resistance of the hole, basalt fiber cloth 2-4 in the house
  • the side of the panel opening is the steel hoop of the assembled roof at the exit of the roof;
  • the concrete at the bottom of the prefabricated roof is low-strength lightweight concrete, such as foam concrete, pearl concrete, polystyrene concrete, etc., the lower part of low-streng
  • the insulation layer 2-3 on the low-strength lightweight concrete of the prefabricated roof panel.
  • the installation of the organic insulation layer can improve the energy-saving insulation effect of the roof panel; or apply the waterproof coating on the joint of the organic insulation layer of the prefabricated roof panel 2 -4, or when applying waterproof coating, polyester non-woven fabric is also attached to the joint to form the roof panel's own waterproof, which can be used as the first waterproofing of the roof; or the adhesive on the insulation layer of the prefabricated roof panel, pouring Roof fine stone concrete protective layer 2-5, roof fine stone concrete protective layer 2-5 is equipped with steel bars, or basalt fiber cloth or basalt fiber mesh cloth is installed instead of steel bar;
  • the elastic organic insulation layer (such as the EPS board) is squeezed and adhered to each other at the joint of the prefabricated roof panel (the EPS board is slightly widened during prefabrication), and is painted waterproof.
  • the paint is waterproof; the upper part of the prefabricated roof panel and the protruding part of the parapet wall are filled with the heat insulation board sheet, and the waterproof coating is applied to waterproof;
  • the length of the fine stone concrete protection layer at the upper part of the prefabricated roof panel and the adjacent prefabricated roof panel is reserved for the overlap between the upper reinforcement or the upper basalt fiber cloth or the basalt fiber mesh; the upper part of the prefabricated roof panel After the steel bar or basalt fiber cloth or basalt fiber mesh cloth is connected, the upper fine stone concrete protective layer at the joint is filled.
  • the low-strength lightweight concrete can be integrated to form a large prefabricated roof panel, which is of great significance for installing the assembled roof.
  • FIG. 4 and FIG. 5 show a construction envelope structure or/and a prefabricated sheet structure of the present embodiment, which is composed of a building main structure 1 and a prefabricated sheet 2;
  • the prefabricated plate 2 is a variety of non-load-bearing prefabricated plates, and the prefabricated plate 2 is a prefabricated composite thermal insulation wall comprising the inner leaf concrete 2-1, the thermal insulation layer 2-3 and the outer leaf concrete 2-2.
  • the plate may be a prefabricated composite insulating wall panel, or the prefabricated panel 2 may also be a prefabricated panel without an insulating layer; the prefabricated panel 2 is inlaid on the outside of the main structure 1 of the building, that is, the prefabricated panel 2 has a part such as inner leaf concrete Installed in the frame structure hole, the rest is installed outside the frame hole, or the prefabricated plate 2 is externally mounted on the outside of the frame structure; the prefabricated plate 2 is prefabricated in the position of the door and window opening, and will be prefabricated during installation. After the plate 2 is fixed to the main structure 1 of the building, the prefabricated panels 2 are connected at the separation portions at the positions inside the door and window openings, and the horizontal seams of the upper and lower prefabricated panels 2 are joined.
  • Embodiment 6 See FIG. 4 and FIG. 6, a construction envelope structure or/and a prefabricated sheet structure of the present embodiment, which is composed of a main structure of the building 1, a prefabricated plate 2, and a diagonal steel bar or a diagonal steel plate 2-6.
  • the building main structure 1 is a load-bearing member of various structural systems;
  • the prefabricated sheet 2 is a variety of non-load-bearing prefabricated sheets, and the prefabricated sheet 2 is composed of inner leaf concrete 2-1, insulation layer 2-3 and outer leaf concrete.
  • said insulating layer 2-3 is an elastic insulating layer, such as EPS board has very good elasticity, and polyurethane board is hard foam and further with time It becomes brittle and hard, and the extruded board is hard plastic, and the inorganic foaming material has no elasticity;
  • Angle steel 6) connection that is, oblique steel or inclined steel plate 2-6 is connected with the main structure 1 of the building through the steel plate 2-7, and the assembled wall forms a supporting system for the plane of the frame; the inclined steel bar or the inclined steel plate of the present embodiment 2-6 Located in the elastic inner leaf concrete 2-1 (such as in polystyrene concrete), or in the groove of the EPS board, the inclined steel bar or the inclined steel plate 2-6 will not force the inner leaf concrete 2-1 or keep warm. Layer damage.
  • the installation of the inclined steel bar or the inclined steel plate on the prefabricated plate 2 is important for restricting the displacement of the main structure of the high-rise building, but the inclined steel bar or the inclined steel plate does not occupy the building space, and the prefabricated plate is not damaged.
  • the adhesive used for the layer connection of the prefabricated sheet layer and the adhesive used for installing the inclined steel bar or the inclined steel plate in the groove in the embodiment, and the polymer binder prepared by adding a polyacrylate emulsion or a powder or the like.
  • Polyacrylate emulsions are compatible with a wide range of materials and are resistant to solar radiation for a period of not less than 50 years.
  • cement-based polyacrylate emulsions that meet the glass transition temperature of -50 ° C to meet the flexibility requirements at the lowest temperature.
  • the adhesive is also capable of meeting the temperature at steam curing conditions without damage.
  • Embodiment 7 A building envelope structure or/and a prefabricated sheet structure of the present embodiment, which is composed of a building main structure 1 and a prefabricated sheet 2; the prefabricated sheet 2 is an inner leaf concrete 2-1, heat preservation Prefabricated composite insulating wall panel formed by layer 2-3 and outer leaf concrete 2-2; insulating layer 2-3 of prefabricated sheet 2 is EPS board or insulating material having the same performance as EPS board, said insulating layer 2-3 Having the same performance as the EPS board means that the combustion performance requirements, elastic requirements, durability requirements, and tensile strength requirements are the same as or close to the EPS board (scientific development, and new insulation materials may appear to meet the requirements in the above aspects); The EPS board is connected to the inner leaf concrete 2-1 and the outer leaf concrete 2-2; the prefabricated board 2 is mounted on the main structure 1 of the building, including the inlaid installation on the outer side of the main structure 1 of the building, or the prefabricated board 2 The external type is installed on the outer side of the frame structure; using the tensile strength of
  • This embodiment is to exert the tensile strength of the EPS board and the ability to be soft.
  • the elastic modulus of the EPS board is very small, the transmission speed of the vibration wave is very slow, the vibration frequency is much smaller than the vibration frequency of the main structure of the building, the self-shock period is very long, and the impact energy is absorbed quickly, which has the best ability to absorb the earthquake by the softness.
  • the EPS board is extremely lightweight but has a tensile strength ( ⁇ 0.1 MPa) that fully meets the requirements for reliable connection to the inner and outer leaf concrete.
  • the vibration frequency of the outer leaf concrete is naturally much smaller than the vibration frequency of the main structure of the building, forming a hysteresis effect, which offsets the earthquake action and wind shock effect, and plays an important role in building earthquake resistance and wind resistance.
  • Embodiment 8 A building envelope structure or/and a prefabricated sheet structure of the present embodiment, which is composed of a building main structure 1 and a prefabricated sheet 2 and an elastic, recoverable shock absorbing and shock absorbing property, and also satisfies fire prevention.
  • the building main structure 1 is a load-bearing member of various structural systems
  • the prefabricated sheet 2 is a variety of non-load-bearing prefabricated panels, and the prefabricated panel 2 is composed of inner-leaf concrete 2-1, Prefabricated composite thermal insulation wallboard formed by insulation layer 2-3 and outer leaf concrete 2-2 or prefabricated composite thermal insulation wallboard, or prefabricated panels are prefabricated thermal insulation panels including inner blade concrete and thermal insulation layer, or prefabricated panels are not provided
  • the prefabricated sheet of the insulating layer; or the prefabricated sheet 2 may also be a prefabricated sheet without the insulating layer; the prefabricated sheet 2 is externally mounted on the outside of the frame structure, and the prefabricated sheet 2 is spaced from the beam and column of the main structure 1 of the building ( About a few centimeters), the prefabricated sheet 2 is installed as an assembled wall outside the frame structure;
  • the prefabricated sheet 2 is attached to the space between the pillars of the main structure 1 of the building or the gap between the concrete and the concrete, and is capable of recovering shock absorbing and shock absorbing materials, and also meets the requirements of fireproofing, and is connected with the pillars or the rafts (such as sticking) Knot).
  • the outer side of the column is installed with a certain elasticity to meet the fireproof requirements of polystyrene granular concrete, or the outer side of the outer side of the column is installed with the edge of the EPS board to install polystyrene granular concrete (the elasticity is better, and the fireproof requirement can also be met, which is suitable for the case where the column section is wide) .
  • the elastic vibration, recoverable shock absorbing and shock absorbing, and the material satisfying the fireproof requirement are installed between the outer side of the column and the prefabricated plate, thereby reducing the vibration frequency of the column and damping the shock absorption.
  • Embodiment 8 A building envelope structure or/and a prefabricated sheet structure of the present embodiment, which is composed of an outer heat insulating wall and an outer heat insulating roof (or an upper heat insulating roof);
  • the outer heat insulating wall includes a base layer
  • the inner leaf concrete of the wall or the external prefabricated board, the thermal insulation layer of the outer thermal insulation wall and the outer protective layer, the outer thermal insulation roof includes the roof insulation layer on the roof structure layer, the roof concrete protection layer (may also include the waterproof layer)
  • the insulation layer of the external thermal insulation wall is continuous with the roof insulation layer; the roof concrete protection layer and the roof challenge board are not directly penetrated into the room, and the coating adhesive adheres the roof concrete protection layer to the insulation layer, and the roof concrete protection
  • the layer is coated with structural glue, and the inclined roof (including the concrete inclined roof or the steel roof sloping roof) is connected with the steel plate to form the inclined roof; or the concrete parapet wall and the concrete art railing are formed on the steel plate to form a flat roof, so
  • the outer protective layer of the outer thermal insulation wall has basalt fiber cloth, and the basalt fiber cloth on the top of the outer wall is also pasted on the roof concrete protective layer, thereby increasing the connection reliability.

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Abstract

L'invention concerne une structure d'enveloppe de bâtiment, comprenant : une structure principale du bâtiment (1), une feuille préfabriquée (2), un matériau souple isolant inorganique (3-1) installé au niveau de la jointure de la feuille préfabriquée (2), et un tissu de fibre de basalte (2-4) disposé au niveau de la section d'extrémité supérieure et/ou inférieure de la feuille préfabriquée (2), et/ou du côté de la feuille préfabriquée (2), du côté d'une ouverture de porte et de fenêtre d'une paroi ou de la feuille préfabriquée (2), et de la partie inférieure d'un panneau de toit préfabriqué. La feuille préfabriquée (2) peut être séparée au niveau de l'ouverture de porte et de fenêtre. Une barre d'acier inclinée ou une plaque d'acier inclinée (2-6) est située dans la rainure de la couche d'isolation thermique élastique (2-3) de la plaque préfabriquée (2). La couche d'isolation thermique élastique (2-3) de panneau d'EPS est liée par la face à un béton de feuille interne (2-1) et un béton de feuille externe (2-2) pour former un système de suspension absorbant les vibrations ; un matériau élastique est installé entre la feuille préfabriquée (2) et la structure principale du bâtiment (1), et le matériau est réutilisable, permet d'absorber les vibrations et les chocs et répond aux exigences d'ignifugation. La structure enveloppée du bâtiment peut améliorer le degré d'assemblage, améliorer l'effet d'économie d'énergie et de conservation de chaleur, et augmenter la sécurité et la durabilité de la paroi.
PCT/CN2018/000166 2017-05-11 2018-05-08 Structure d'enveloppe de bâtiment WO2018205646A1 (fr)

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