CN114412079A - Thermal insulation composite roof panel with manned load bearing function - Google Patents
Thermal insulation composite roof panel with manned load bearing function Download PDFInfo
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- CN114412079A CN114412079A CN202210129128.2A CN202210129128A CN114412079A CN 114412079 A CN114412079 A CN 114412079A CN 202210129128 A CN202210129128 A CN 202210129128A CN 114412079 A CN114412079 A CN 114412079A
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- 239000002131 composite material Substances 0.000 title claims abstract description 43
- 238000009413 insulation Methods 0.000 title claims description 18
- 239000010410 layer Substances 0.000 claims abstract description 91
- 239000004570 mortar (masonry) Substances 0.000 claims abstract description 26
- 239000011241 protective layer Substances 0.000 claims abstract description 25
- 239000000654 additive Substances 0.000 claims abstract description 24
- 239000002245 particle Substances 0.000 claims abstract description 23
- 239000002994 raw material Substances 0.000 claims abstract description 21
- 239000002002 slurry Substances 0.000 claims abstract description 19
- 230000000996 additive effect Effects 0.000 claims abstract description 18
- 238000010276 construction Methods 0.000 claims abstract description 14
- 229910003471 inorganic composite material Inorganic materials 0.000 claims abstract description 5
- 239000012774 insulation material Substances 0.000 claims abstract description 5
- 239000002184 metal Substances 0.000 claims description 58
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 30
- 239000003795 chemical substances by application Substances 0.000 claims description 29
- 239000000835 fiber Substances 0.000 claims description 17
- 239000002518 antifoaming agent Substances 0.000 claims description 15
- 239000003638 chemical reducing agent Substances 0.000 claims description 15
- 239000005871 repellent Substances 0.000 claims description 15
- 230000002940 repellent Effects 0.000 claims description 15
- 239000002562 thickening agent Substances 0.000 claims description 15
- 239000004568 cement Substances 0.000 claims description 12
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 11
- 229920006389 polyphenyl polymer Polymers 0.000 claims description 10
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 239000000843 powder Substances 0.000 claims description 8
- 239000004576 sand Substances 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 239000000919 ceramic Substances 0.000 claims description 5
- 229920001971 elastomer Polymers 0.000 claims description 5
- 239000010881 fly ash Substances 0.000 claims description 5
- 239000004088 foaming agent Substances 0.000 claims description 5
- 239000011810 insulating material Substances 0.000 claims description 5
- 239000010451 perlite Substances 0.000 claims description 5
- 235000019362 perlite Nutrition 0.000 claims description 5
- 239000000126 substance Substances 0.000 claims description 5
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 239000011707 mineral Substances 0.000 claims description 4
- 238000004321 preservation Methods 0.000 claims description 4
- 239000004793 Polystyrene Substances 0.000 claims description 3
- 239000006004 Quartz sand Substances 0.000 claims description 3
- 239000003513 alkali Substances 0.000 claims description 3
- 239000003365 glass fiber Substances 0.000 claims description 3
- 239000008187 granular material Substances 0.000 claims description 3
- 229920002223 polystyrene Polymers 0.000 claims description 3
- 229910021487 silica fume Inorganic materials 0.000 claims description 3
- 239000010902 straw Substances 0.000 claims description 3
- 229920002748 Basalt fiber Polymers 0.000 claims description 2
- 239000004964 aerogel Substances 0.000 claims description 2
- 239000011324 bead Substances 0.000 claims description 2
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- 239000006260 foam Substances 0.000 claims description 2
- 239000011381 foam concrete Substances 0.000 claims description 2
- 239000011494 foam glass Substances 0.000 claims description 2
- 239000011521 glass Substances 0.000 claims description 2
- 239000011490 mineral wool Substances 0.000 claims description 2
- 229920000728 polyester Polymers 0.000 claims description 2
- 229920002635 polyurethane Polymers 0.000 claims description 2
- 239000004814 polyurethane Substances 0.000 claims description 2
- 239000004575 stone Substances 0.000 claims description 2
- 239000002023 wood Substances 0.000 claims description 2
- 230000003014 reinforcing effect Effects 0.000 claims 2
- 239000002905 metal composite material Substances 0.000 claims 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 3
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- 239000000853 adhesive Substances 0.000 description 2
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Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D11/00—Roof covering, as far as not restricted to features covered by only one of groups E04D1/00 - E04D9/00; Roof covering in ways not provided for by groups E04D1/00 - E04D9/00, e.g. built-up roofs, elevated load-supporting roof coverings
- E04D11/02—Build-up roofs, i.e. consisting of two or more layers bonded together in situ, at least one of the layers being of watertight composition
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D13/00—Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage; Sky-lights
- E04D13/16—Insulating devices or arrangements in so far as the roof covering is concerned, e.g. characterised by the material or composition of the roof insulating material or its integration in the roof structure
Abstract
The invention relates to a heat-insulating composite roof board with manned load-bearing function. The heat-insulating composite roof panel comprises a bearing structure layer, a heat-insulating protective layer and a structural mortar layer which are sequentially arranged in a layered manner; wherein, the bearing structure layer includes following raw materials: inorganic gelled slurry, lightweight particles and additives a; the heat-insulating layer comprises the following raw materials: one of an organic thermal insulation material, an inorganic thermal insulation material or an organic/inorganic composite material; the heat-insulating protective layer comprises the following raw materials: inorganic gelled slurry, lightweight particles and additives b; the construction mortar layer comprises the following raw materials: inorganic gelling slurry, fine aggregate and additive c. The heat-insulating composite roof board has scientific and reasonable arrangement of different layers of stages and excellent performance.
Description
Technical Field
The invention belongs to the field of composite boards, and particularly relates to a heat-insulating composite roof board with a manned load-bearing function.
Background
With the national high requirements on green, low carbon and energy conservation of the building industry, new house construction and energy conservation transformation of old houses become key attention projects in China. According to statistics, the existing roof panel of the building has the problems of poor heat insulation performance, high quality of the roof panel in unit area and the like, so that the total load of the building is large, the comprehensive cost of the building is increased, and the development direction of green, low-carbon and energy-saving buildings is not met. The problem is more prominent on low-rise buildings and rural buildings, so that the heat-insulating composite roof board is suitable for being used in the low-rise buildings and rural residential buildings in future so as to improve the green, low-carbon and energy-saving upgrading of the building industry.
The technical scheme is provided based on the consideration that related functions of the existing similar heat-insulating composite roof board are not outstanding, potential safety hazards exist, and the technology needs to be improved.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides a heat-insulating composite roof panel with manned load-bearing function. The heat-insulating composite roof board comprises a bearing structure layer, a heat-insulating protective layer and a structural mortar layer which are sequentially arranged in a hierarchical manner, and is scientific and reasonable in arrangement among different levels and has excellent mechanical properties. And the impact resistance, the hanging force and the bending resistance bearing (plate dead weight multiple) of the heat-insulating composite roof plate are also completely met through strict detection, and the bearing function is good.
The scheme of the invention is that a heat-insulating composite roof panel with manned load-bearing function is provided, and the heat-insulating composite roof panel comprises a load-bearing structural layer, a heat-insulating protective layer and a construction mortar layer which are sequentially arranged in a hierarchical manner; wherein the content of the first and second substances,
the bearing structure layer comprises the following raw materials: inorganic gelled slurry, lightweight particles and additives a;
the heat-insulating layer comprises the following raw materials: one or a combination of more of organic heat-insulating materials, inorganic heat-insulating materials or organic/inorganic composite materials;
the heat-insulating protective layer comprises the following raw materials: inorganic gelled slurry, lightweight particles and additives b;
the construction mortar layer comprises the following raw materials: inorganic gelling slurry, fine aggregate and additive c.
Preferably, the inorganic gelling slurry is one or a combination of several of cement-based materials, fly ash, mineral powder, silica fume, regenerated micro powder and stone powder; the additive a is one or a combination of more of a foaming agent, fibers, an accelerating agent, a retarder, an early strength agent, a thickening agent, a water repellent, a defoaming agent, a water reducing agent, an expanding agent and a tackifier.
Preferably, the organic heat-insulating material is one or a combination of a plurality of polystyrene boards, graphite polystyrene boards, phenolic aldehyde boards or polyurethane boards; the inorganic heat insulation material is one or a combination of more of a rock wool board, a perlite board, a foam concrete heat insulation board, an aerogel heat insulation board, foam glass or a foam ceramic heat insulation board; the organic/inorganic composite material is one or a combination of more of polyphenyl particle heat-insulating slurry, graphite polyphenyl particle heat-insulating slurry, rubber particle heat-insulating slurry and regenerated organic light particle heat-insulating slurry.
Preferably, the light particles are one or a combination of more of polyphenyl particles, graphite polyphenyl particles, perlite particles, rubber particles, crop straws, forestry wood chips, ceramsite, glass beads and regenerated light particles; the additive b is one or a combination of a plurality of fibers, an early strength agent, a thickening agent, an accelerating agent, a retarder, a water repellent, a defoaming agent and a water reducing agent.
Preferably, the fine aggregate is one or a combination of more of natural sand, quartz sand, machine-made sand, recycled fine aggregate and ceramic sand; the additive c is one or a combination of more of fiber, an accelerator, a retarder, an early strength agent, a thickener, a water repellent, a defoaming agent, a water reducing agent, an expanding agent and a tackifier.
Preferably, the heat-insulating composite roof panel further comprises a reinforced net layer, and the reinforced net layer is arranged between the heat-insulating layer and the heat-insulating protective layer.
Preferably, the reinforced net layer is one or a combination of several of a medium alkali glass fiber layer, a polyester fiber layer, a basalt fiber layer and a steel wire mesh layer.
Preferably, the heat-insulating composite roof panel further comprises a metal mesh, wherein the metal mesh is positioned inside the load-bearing structural layer and the structural mortar layer; the metal mesh is a steel mesh. The metal mesh can be one layer or a plurality of layers according to different requirements. Specifically, the metal mesh can be one or more of a twisted steel mesh, a steel mesh and a steel mesh; the meshes of the metal mesh sheet are square or rhombic.
Preferably, the heat-insulating composite roof panel further comprises a metal plug screw; one side of the metal wire inserting rod is fixedly connected to the metal mesh inside the structural mortar layer, and the other side of the metal wire inserting rod penetrates through the heat-insulating protective layer and is inserted into the heat-insulating layer. The distance between the metal net sheet and the heat-insulating layer and the heat-insulating protective layer can be adjusted by the length of the metal lead screw,
preferably, the heat-insulating composite roof panel further comprises a metal combined connecting rod body; one side of the metal combined connecting rod body is fixedly connected with the metal mesh inside the structural mortar layer, and the other side of the metal combined connecting rod body penetrates through the heat-insulating protective layer and the heat-insulating layer and is fixedly connected with the metal mesh inside the bearing structure layer. Specifically, the metal combined connecting rod body consists of a metal reinforcing steel bar, a metal round gasket and a nut; one side of the metal combined connecting rod body is provided with a metal round gasket which can clamp the outer part of a transverse and longitudinal rib mesh opening on the metal mesh sheet; the other side of the metal combined connecting rod body is provided with a threaded screw thread, a metal round gasket and a nut, and the metal round gasket is fixed outside a transverse and longitudinal rib mesh opening on the metal mesh sheet through the nut; the metal combined connecting rod body penetrates through the bearing structure layer, the heat preservation protective layer and the construction mortar layer, metal meshes in the bearing structure layer and the construction mortar layer are fixedly connected, and the folding resistance and the cracking resistance of the heat preservation composite roof panel are improved. In order to meet the application of multiple scenes, the metal combined connecting rod body can be protected, and the protection measures are that a rubber or plastic pipe sleeve, a gasket and a buckle cap are installed on the metal combined connecting rod body, or professional cold and heat insulating coating materials are sprayed, so that the metal combined connecting rod body has the corresponding cold and heat insulating characteristics, and the cold and heat bridge preventing effect is achieved.
In the construction and installation process, gaps generated in the splicing and installation of the heat-insulating composite roof boards can be sealed by elastic waterproof adhesive strips, and then cement-based bonding slurry is smeared on the surfaces of the elastic waterproof adhesives to play a role in material anti-aging. The heat-insulating composite roof board can be directly used for various constructions such as drilling, bar-planting anchoring, facing, waterproof engineering and the like on the surface layer.
The invention has the beneficial effects that:
the heat-insulating composite roof board comprises a bearing structure layer, a heat-insulating protective layer and a structural mortar layer which are sequentially arranged in a hierarchical manner, and the heat-insulating composite roof board is scientific and reasonable in arrangement among different hierarchical levels and has excellent mechanical properties. And the impact resistance, the hanging force and the bending resistance bearing (plate dead weight multiple) of the heat-insulating composite roof plate are also completely met through strict detection, and the bearing function is good.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural view of a thermal insulation composite roof panel with a man-carrying and load-bearing function according to embodiment 3 of the present invention.
Reference numbers in the figures:
1-a load-bearing structural layer; 2-insulating layer; 3-insulating protective layer; 4-constructing a mortar layer; 5-reinforcing mesh layer; 6-metal mesh sheet; 7-metal plug-in rod; 8-metal combined connecting rod body.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
Example 1
The embodiment provides a heat-insulating composite roof panel with manned load-bearing function, which comprises a load-bearing structural layer 1, a heat-insulating layer 2, a heat-insulating protective layer 3 and a structural mortar layer 4 which are sequentially arranged in a hierarchical manner; wherein the content of the first and second substances,
the bearing structure layer 1 is prepared from the following raw materials: cement, ceramsite and an additive a (consisting of a foaming agent, fibers, an accelerator, an early strength agent, a thickening agent, a water repellent, a defoaming agent, a water reducing agent, an expanding agent and a tackifier).
The heat-insulating layer 2 is prepared from a polyphenyl plate.
The heat-insulating protective layer 3 is prepared from the following raw materials: cement, fly ash, polyphenyl granules and an additive b (consisting of fibers, an early strength agent, a thickening agent, a water repellent, a defoaming agent and a water reducing agent).
The construction mortar layer 4 is prepared from the following raw materials: cement, mineral powder, natural sand and an additive c (consisting of fibers, an accelerator, an early strength agent, a thickening agent, a water repellent, a defoaming agent, a water reducing agent, an expanding agent and a tackifier).
Example 2
The embodiment provides a heat-insulating composite roof panel with manned load-bearing function, which comprises a load-bearing structural layer 1, a heat-insulating layer 2, a heat-insulating protective layer 3 and a structural mortar layer 4 which are sequentially arranged in a hierarchical manner; wherein the content of the first and second substances,
the bearing structure layer 1 is prepared from the following raw materials: cement, silica fume, ceramsite and an additive a (consisting of a foaming agent, fibers, an accelerator, an early strength agent, a thickening agent, a water repellent, a defoaming agent, a water reducing agent, an expanding agent and a tackifier).
The heat-insulating layer 2 is made of perlite plates.
The heat-insulating protective layer 3 is prepared from the following raw materials: cement, crop straw and an additive b (consisting of fiber, an early strength agent, a thickening agent, a water repellent, a defoaming agent and a water reducing agent).
The construction mortar layer 4 is prepared from the following raw materials: cement, fly ash, quartz sand and an additive c (consisting of fiber, an accelerator, an early strength agent, a thickening agent, a water repellent, a defoaming agent, a water reducing agent, an expanding agent and a tackifier).
Example 3
On the basis of embodiment 1, the embodiment provides a heat-insulating composite roof panel with manned load-bearing function, which comprises a load-bearing structural layer 1, a heat-insulating layer 2, a heat-insulating protective layer 3 and a construction mortar layer 4 which are sequentially arranged in a hierarchical manner; wherein the content of the first and second substances,
the bearing structure layer 1 is prepared from the following raw materials: cement, ceramsite and an additive a (consisting of a foaming agent, fibers, an accelerator, an early strength agent, a thickening agent, a water repellent, a defoaming agent, a water reducing agent, an expanding agent and a tackifier).
The heat-insulating layer 2 is prepared from a polyphenyl plate.
The heat-insulating protective layer 3 is prepared from the following raw materials: cement, fly ash, polyphenyl granules and an additive b (consisting of fibers, an early strength agent, a thickening agent, a water repellent, a defoaming agent and a water reducing agent).
The construction mortar layer 4 is prepared from the following raw materials: cement, mineral powder, natural sand and an additive c (consisting of fibers, an accelerator, an early strength agent, a thickening agent, a water repellent, a defoaming agent, a water reducing agent, an expanding agent and a tackifier).
As an optional embodiment, the heat-insulating composite roof panel further comprises a reinforced mesh layer 5, wherein the reinforced mesh layer 5 is arranged between the heat-insulating layer 2 and the heat-insulating protective layer 3; the reinforced net layer 5 is a medium alkali glass fiber layer.
As an optional embodiment, the thermal insulation composite roof panel further comprises a metal mesh sheet 6, wherein the metal mesh sheet 6 is positioned inside the load-bearing structural layer 1 and the structural mortar layer 4; the metal mesh sheet 6 is a steel mesh sheet.
As an optional embodiment, the heat-insulating composite roof panel further comprises a metal insert rod 7; one side of the metal lead screw 7 is fixedly connected to the metal mesh 6 inside the structural mortar layer 4, and the other side of the metal lead screw 7 penetrates through the heat-insulating protective layer 3 and is inserted into the heat-insulating layer 2.
As an optional embodiment, the heat-insulating composite roof panel further comprises a metal combined connecting rod body 8; one side of the metal combined connection rod body 8 is fixedly connected with the metal mesh 6 inside the structural mortar layer 4, and the other side of the metal combined connection rod body 8 penetrates through the heat-insulation protective layer 3 and the heat-insulation layer 2 and is fixedly connected with the metal mesh 6 inside the bearing structure layer 1.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (10)
1. A heat-insulating composite roof panel with manned load-bearing function is characterized in that the heat-insulating composite roof panel comprises a load-bearing structural layer (1), a heat-insulating layer (2), a heat-insulating protective layer (3) and a construction mortar layer (4) which are sequentially arranged in a layered manner; wherein the content of the first and second substances,
the bearing structure layer (1) comprises the following raw materials: inorganic gelled slurry, lightweight particles and additives a;
the heat-insulating layer (2) comprises the following raw materials: one or a combination of more of organic heat-insulating materials, inorganic heat-insulating materials or organic/inorganic composite materials;
the heat-insulating protective layer (3) comprises the following raw materials: inorganic gelled slurry, lightweight particles and additives b;
the construction mortar layer (4) comprises the following raw materials: inorganic gelling slurry, fine aggregate and additive c.
2. The thermal insulation composite roof panel with the manned load-bearing function according to claim 1, wherein the inorganic cementitious slurry is one or a combination of several of cement-based materials, fly ash, mineral powder, silica fume, recycled micro powder and stone powder; the additive a is one or a combination of more of a foaming agent, fibers, an accelerating agent, a retarder, an early strength agent, a thickening agent, a water repellent, a defoaming agent, a water reducing agent, an expanding agent and a tackifier.
3. The composite thermal insulation roof panel with the manned load-bearing function according to claim 1, wherein the organic thermal insulation material is one or a combination of a plurality of polystyrene plates, phenolic plates or polyurethane plates; the inorganic heat insulation material is one or a combination of more of a rock wool board, a perlite board, a foam concrete heat insulation board, an aerogel heat insulation board, foam glass or a foam ceramic heat insulation board; the organic/inorganic composite material is one or a combination of a plurality of polyphenyl particle heat-insulating slurry, rubber particle heat-insulating slurry and regenerated organic light particle heat-insulating slurry.
4. The composite thermal insulation roof boarding with the manned load-bearing function according to claim 1, characterized in that the lightweight particles are one or a combination of more of polyphenyl particles, perlite particles, rubber particles, crop straws, forestry wood chips, ceramic granules and glass beads; the additive b is one or a combination of a plurality of fibers, an early strength agent, a thickening agent, an accelerating agent, a retarder, a water repellent, a defoaming agent and a water reducing agent.
5. The thermal insulation composite roof panel with the manned load-bearing function according to claim 1, wherein the fine aggregate is one or a combination of more of natural sand, quartz sand, machine-made sand, recycled fine aggregate and ceramic sand; the additive c is one or a combination of more of fiber, an accelerator, a retarder, an early strength agent, a thickener, a water repellent, a defoaming agent, a water reducing agent, an expanding agent and a tackifier.
6. An insulating composite roof panel with man-carrying and load-bearing functions according to claim 1, characterised in that it further comprises a reinforcing mesh layer (5), said reinforcing mesh layer (5) being arranged between said insulating layer (2) and said insulating protective layer (3).
7. The thermal insulation composite roof boarding with the function of carrying people and bearing weight according to claim 6, characterized in that the reinforced mesh layer (5) is one or a combination of several of a medium alkali glass fiber layer, a polyester fiber layer, a basalt fiber layer and a steel wire mesh layer.
8. An insulated composite roof panel with man-carrying load-bearing function according to claim 1, characterised in that it further comprises a metal mesh (6), said metal mesh (6) being located inside said load-bearing structural layer (1) and said structural mortar layer (4); the metal mesh (6) is a steel mesh.
9. An insulated composite roof panel with man-carrying and load-bearing functions according to claim 8, characterised in that it further comprises metal plug-in bars (7); one side of the metal lead screw (7) is fixedly connected to the metal mesh (6) inside the structural mortar layer (4), and the other side of the metal lead screw (7) penetrates through the heat-insulating protective layer (3) and is inserted into the heat-insulating layer (2).
10. An insulated composite roof panel with man-carrying and load-bearing functions according to claim 8, characterised in that it further comprises metal composite connecting rods (8); metal built-up connection body of rod (8) one side fixed connection in inside structure mortar layer (4) metal mesh piece (6), the opposite side of metal built-up connection body of rod (8) runs through heat preservation inoxidizing coating (3) with heat preservation (2), and fixed connection in inside bearing structure layer (1) metal mesh piece (6).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210129128.2A CN114412079A (en) | 2022-02-11 | 2022-02-11 | Thermal insulation composite roof panel with manned load bearing function |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210129128.2A CN114412079A (en) | 2022-02-11 | 2022-02-11 | Thermal insulation composite roof panel with manned load bearing function |
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| CN113404182A (en) * | 2021-07-07 | 2021-09-17 | 建研紫金(北京)科技有限公司 | Steel wire mesh frame light composite heat-insulation energy-saving wall structure |
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2022
- 2022-02-11 CN CN202210129128.2A patent/CN114412079A/en active Pending
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|---|---|---|---|---|
| CN2271577Y (en) * | 1996-01-17 | 1997-12-31 | 河北理工学院 | Reinforced concrete sandwiched thermal insulating roof boarding |
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