Fabricated thermal-insulation energy-saving wall structure

Abstract

The invention discloses a building technology, and aims to provide an assembly type thermal insulation energy-saving wall structure which is characterized in that the assembly type thermal insulation energy-saving wall structure comprises a wall structure, a cavity is formed in the wall structure, the cavity is divided into a first cavity and a second cavity by a partition plate, a first thermal insulation structure is slidably connected into the first cavity, and a second thermal insulation structure is slidably connected into the second cavity; a second heat preservation structure is slidably connected into the second cavity. The first heat preservation structure comprises a heat preservation frame body, a cavity is formed in the heat preservation frame body, a plurality of supporting ribs which are arranged at equal intervals in the horizontal direction and the vertical direction are fixedly arranged in the cavity of the heat preservation frame body, and a plurality of arc-shaped reinforcing rods which are evenly distributed are fixedly arranged in each area formed by dividing the interior of the cavity of the heat preservation frame body through the supporting ribs. The cavity of the heat preservation frame is further filled with concrete in a pouring mode. The second heat preservation structure comprises a heat preservation and sound insulation module formed by bonding an EPS layer and an EPE layer. The structure is simple, manufacturing is convenient, and application and popularization are facilitated; the method is suitable for the technical field of buildings.

Description

Technical Field

[0001] The present invention relates to a construction technology, and more specifically, to an assembled thermal insulation and energy-saving wall structure. Background Art

[0002] At present, building energy consumption accounts for more than 27% of the total energy consumption of the whole society. Building energy conservation has become an important part of energy conservation and emission reduction in the whole society. Actively promoting the application of energy-saving and land-saving residential and public buildings is an important measure to promote building energy conservation.

[0003] Most existing building walls use a series of processes such as later external insulation boards and secondary wall treatment, which is time-consuming and labor-intensive, and also increases the project cost to a certain extent. In addition, the problem of partial falling of external insulation boards increases the later maintenance cost and is not energy-saving. Summary of the invention

[0004] In view of the deficiencies in the prior art, an object of the present invention is to provide an assembled thermal insulation and energy-saving wall structure.

[0005] To achieve the above object, the present invention provides the following technical solutions: an assembled thermal insulation and energy-saving wall structure, comprising a wall structure, a cavity is arranged in the wall structure, the cavity is divided into a first cavity and a second cavity by a partition, a first thermal insulation structure is slidably connected in the first cavity, and a second thermal insulation structure is slidably connected in the second cavity;

[0006] The first thermal insulation structure comprises a thermal insulation frame, and a cavity is arranged inside the thermal insulation frame, a plurality of support ribs arranged equidistantly in the horizontal and vertical directions are fixedly arranged in the cavity of the thermal insulation frame, and a plurality of evenly arranged arc-shaped reinforcing rods are fixedly arranged in each area separated by the plurality of support ribs in the cavity of the thermal insulation frame; the cavity of the thermal insulation frame is also poured and filled with concrete;

[0007] The second thermal insulation structure comprises a thermal insulation and sound insulation module formed by bonding an EPS layer and an EPE layer.

[0008] The present invention is further configured as follows: a first insulation structure is slidably connected in the first cavity, a plurality of integrally formed dovetail protrusions are vertically arranged on the outer peripheral side of the insulation frame of the first insulation structure, and a plurality of dovetail grooves matching the dovetail protrusions are opened on the inner wall of the first cavity.

[0009] The present invention is further configured as follows: a second thermal insulation structure is slidably connected in the second cavity, a plurality of integrally formed arc-shaped protrusions 1 are vertically arranged on the surface of the EPS layer of the second thermal insulation structure, a plurality of arc-shaped grooves 1 are vertically opened on the surface of the EPE layer of the second thermal insulation structure, a plurality of arc-shaped grooves 2 that are matched with the arc-shaped protrusions 1 are vertically opened on the inner wall on one side of the second cavity, a plurality of integrally formed arc-shaped protrusions 2 that are matched with the arc-shaped grooves 1 are vertically arranged on the inner wall on the other side of the second cavity, and the curvature radii of the cross-sections of some or all of the plurality of arc-shaped grooves 1 are different.

[0010] The present invention is further configured as follows: a moisture-proof layer is coated on the outer surface of the wall structure close to the second cavity.

[0011] The present invention is further configured as follows: the coating used for the moisture-proof layer consists of 3-8 parts of epoxy resin, 2-4 parts of propylene glycol polyoxypropylene ether, 1-3 parts of chlorinated paraffin, 1-2 parts of barium sulfate, 2-5 parts of silica sol, 2-7 parts of bentonite, 1-4 parts of stearic acid, 3-5 parts of polyacrylamide, 2-4 parts of ethylene-vinyl acetate copolymer, 1-2 parts of plasticizer, 0.5-1 parts of defoamer, 0.5-1 parts of surfactant, and 40-50 parts of solvent.

[0012] The present invention is further configured as follows: the coating method of the moisture-proof layer comprises the following steps:

[0013] S1, placing epoxy resin, chlorinated paraffin, barium sulfate and bentonite in a blender and stirring to obtain a mixture 1;

[0014] S2, placing the mixture 1 in a reaction kettle, adding polyacrylamide, defoaming agent, ethylene-vinyl acetate copolymer and plasticizer, heating to 70-80° C. under inert gas protection conditions, and maintaining for 10-20 minutes to obtain a mixture 2;

[0015] S3, adding propylene glycol polyoxypropylene ether, silica sol, stearic acid, a surfactant and a solvent to the second mixture, and mixing to obtain a coating for a moisture-proof layer;

[0016] S4. Use a roller brush to evenly apply the paint used for the moisture-proof layer to the outer surface of the wall structure close to the second cavity, wherein a layers are applied in total, and the thickness of each layer is 30-50 μm, 3≤a≤5; when applying, apply the next layer after the previous layer is dried.

[0017] The present invention is further configured as follows: in S4, the drying environment is a shade-drying and windless environment.

[0018] The present invention is further configured as follows: the thickness of the wall structure is 200-250 mm, the thickness of the first cavity is 80-100 mm, and the thickness of the second cavity is 50-80 mm.

[0019] The beneficial effects of the present invention are:

[0020] 1. Compared with the prior art, the prefabricated thermal insulation and energy-saving wall structure of the present invention adopts wall component assembly technology, utilizing the characteristics of thermal insulation and sound insulation in the wall, while achieving good thermal insulation and sound insulation effects and convenient construction and assembly, it also has moisture-proof characteristics by coating a moisture-proof layer on the inner wall surface; the various wall components can be produced in a factory, and can be quickly assembled on site, thereby increasing construction speed, shortening construction period, reducing project costs, and reducing environmental pollution. The components can be recycled after dismantling, and are a green, energy-saving and environmentally friendly wall structure that can be widely used in exterior wall structures.

[0021] 2. The assembled thermal insulation and energy-saving wall structure of the present invention can firmly fix the first thermal insulation structure in the first cavity by arranging the interlocking connection of dovetail protrusions and dovetail grooves, with high strength and certain thermal insulation performance; by arranging the interlocking connection of arc-shaped protrusion 1 and arc-shaped groove 2, and arc-shaped protrusion 2 and arc-shaped groove 1, the second thermal insulation structure can be firmly fixed in the second cavity, further enhancing its thermal insulation performance and sound insulation effect.

[0022] 3. In the present invention, by coating a moisture-proof layer on the outer surface of the wall structure close to the second cavity, the wall structure can have good adsorption and moisture-proof properties. When placed at 40°C and 60°C for 12 hours under relative humidity of 80%, there is no moisture absorption on the coating surface and no other abnormalities.

[0023] 4. The present invention has a simple and reasonable structure, is easy to manufacture, and is easy to operate. It avoids the defects of the prior art and is suitable for popularization and application. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a structural diagram of the assembled thermal insulation and energy-saving wall structure of the present invention.

[0025] Figure 2 This is a structural diagram of the wall structure of the assembled thermal insulation and energy-saving wall structure of the present invention.

[0026] Figure 3 This is a structural diagram of the first thermal insulation structure of the assembled thermal insulation and energy-saving wall structure of the present invention.

[0027] Figure 4 This is a structural diagram of the second thermal insulation structure of the assembled thermal insulation and energy-saving wall structure of the present invention. Figure 1-4 Figure numerals: 1, wall structure; 2, first cavity; 3, second cavity; 4, insulation frame; 5, support ribs; 6, arc-shaped reinforcing rod; 7, concrete; 8, EPS layer; 9,

[0028] EPE layer; 10. dovetail protrusion; 11. dovetail groove; 12. arc-shaped protrusion one; 13. arc-shaped groove one; 14. arc-shaped groove two; 15. arc-shaped protrusion two; 16. moisture-proof layer. DETAILED DESCRIPTION

[0029] Reference Figure 1-4 The present invention further describes the assembled thermal insulation and energy-saving wall structure embodiment.

[0030] For ease of explanation, spatial relative terms such as "upper", "lower", "left", "right" and the like are used in the embodiments to illustrate the relationship of one element or feature shown in the figure relative to another element or feature. It should be understood that, in addition to the orientation shown in the figure, the spatial terms are intended to include different orientations of the device in use or operation. For example, if the device in the figure is inverted, the element described as being "under" other elements or features will be positioned "on" other elements or features. Therefore, the exemplary term "under" can include both upper and lower orientations. The device can be positioned in other ways (rotated 90 degrees or in other orientations), and the spatial relative descriptions used here can be interpreted accordingly.

[0031] Furthermore, relational terms such as “first” and “second” and the like are merely used to distinguish one component from another having the same name, but do not necessarily require or imply any such actual relationship or order between these components.

[0032] Figures 1 to 4 The assembled thermal insulation energy-saving wall structure shown in the figure includes a wall structure 1, a cavity is arranged in the wall structure 1, and the cavity is divided into a first cavity 2 and a second cavity 3 by a partition 2. The first cavity 2 is slidably connected with a first thermal insulation structure, and the second cavity 3 is slidably connected with a second thermal insulation structure; wherein the thickness of the wall structure 1 is 200-250mm, the thickness of the first cavity 2 is 80-100mm, and the thickness of the second cavity 3 is

[0033] 50-80mm;

[0034] The first thermal insulation structure includes a thermal insulation frame 4, and the thermal insulation frame 4 is set as a cavity, and a plurality of support ribs 5 are fixedly arranged in the cavity of the thermal insulation frame 4 and are arranged equidistantly in the horizontal and vertical directions. A plurality of evenly arranged arc-shaped reinforcing rods 6 are fixedly arranged in each area divided by the plurality of support ribs 5 in the cavity of the thermal insulation frame 4; the cavity of the thermal insulation frame 4 is also poured and filled with concrete 7, which can improve the thermal insulation effect and strength of the wall structure 1, and also has a certain earthquake resistance and good stability;

[0035] The second thermal insulation structure includes a thermal insulation and sound insulation module formed by bonding an EPS layer 8 and an EPE layer 9, which improves the thermal insulation performance of the wall structure 1 and also has a certain sound insulation effect.

[0036] A first heat-insulating structure is slidably connected in the first cavity 2, and a plurality of integrally formed dovetail protrusions 10 are vertically arranged on the outer wall of the heat-insulating frame 4 of the first heat-insulating structure, and a plurality of dovetail grooves 11 matching the dovetail protrusions 10 are provided on the inner wall of the first cavity 2. A second heat-insulating structure is slidably connected in the second cavity 3, and a plurality of integrally formed arc-shaped protrusions 12 are vertically arranged on the surface of the EPS layer 8 of the second heat-insulating structure, and a plurality of arc-shaped grooves 13 are vertically provided on the surface of the EPE layer 9 of the second heat-insulating structure, and a plurality of arc-shaped grooves 14 matching the arc-shaped protrusions 12 are vertically provided on the inner wall on one side of the second cavity 3, and a plurality of integrally formed arc-shaped protrusions 15 matching the arc-shaped grooves 13 are vertically arranged on the inner wall on the other side of the second cavity 3, and the curvature radius of the cross section of some or all of the arc-shaped grooves 13 in the plurality of arc-shaped grooves 13 is different, which is helpful for the firmness of the connection and fixation. The assembled thermal insulation and energy-saving wall structure of the present invention can make the first thermal insulation structure firmly fixed in the first cavity 2 by arranging the interlocking connection of the dovetail protrusion 10 and the dovetail groove 11, with high strength and certain thermal insulation performance; by arranging the interlocking connection of the arc-shaped protrusion 12 and the arc-shaped groove 2 14, and the arc-shaped protrusion 2 15 and the arc-shaped groove 13, the second thermal insulation structure can be firmly fixed in the second cavity 3, further enhancing its thermal insulation performance and sound insulation effect.

[0037] The outer surface of the wall structure 1 close to the second cavity 3 is coated with a moisture-proof layer 16, and the outer surface is the inner wall surface. The coating used for the moisture-proof layer 16 is composed of 3-8 parts of epoxy resin, 2-4 parts of propylene glycol polyoxypropylene ether, 1-3 parts of chlorinated paraffin, 1-2 parts of barium sulfate, 2-5 parts of silica sol, 2-7 parts of bentonite, 1-4 parts of stearic acid, 3-5 parts of polyacrylamide, 2-4 parts of ethylene-vinyl acetate copolymer, 1-2 parts of plasticizer, 0.5-1 parts of defoamer, 0.5-1 parts of surfactant, and 40-50 parts of solvent.

[0038] The coating method of the moisture-proof layer 16 comprises the following steps:

[0039] S1, placing epoxy resin, chlorinated paraffin, barium sulfate and bentonite in a blender and stirring to obtain a mixture 1;

[0040] S2, placing the mixture 1 in a reaction kettle, adding polyacrylamide, defoaming agent, ethylene-vinyl acetate copolymer and plasticizer, heating to 70-80° C. under inert gas protection conditions, and maintaining for 10-20 minutes to obtain a mixture 2;

[0041] S3, adding propylene glycol polyoxypropylene ether, silica sol, stearic acid, a surfactant and a solvent to the second mixture, and mixing to obtain a coating for the moisture-proof layer 16;

[0042] S4. Use a roller brush to evenly apply the paint used for the moisture-proof layer 16 to the outer surface of the wall structure 1 close to the second cavity 3, wherein a layers are applied in total, and the thickness of each layer is 30-50 μm, 3≤a≤5; when applying, apply the next layer after the previous layer is dried.

[0043] In S4, the drying environment is a shade-dry and windless environment.

[0044] In the present invention, by coating a moisture-proof layer 16 on the outer surface of the wall structure 1 close to the second cavity 3, the wall structure 1 can have good adsorption and moisture-proof properties. When placed at 40°C and 60°C for 12 hours under a relative humidity of 80%, there is no moisture absorption on the coating surface and no other abnormalities.

[0045] Compared with the prior art, the prefabricated thermal insulation and energy-saving wall structure of the present invention adopts wall component assembly technology, utilizes the thermal insulation and sound insulation characteristics of the wall, and while achieving good thermal insulation and sound insulation effects and convenient construction and assembly, it also has moisture-proof characteristics by coating a moisture-proof layer 16 on the inner wall surface; the wall components can be produced in a factory, and can be quickly assembled on site, thereby increasing construction speed, shortening construction period, reducing project costs, and reducing environmental pollution. The components can be recycled after dismantling, and are a green, energy-saving, and environmentally friendly wall structure that can be widely used in exterior wall structures; the present invention has a simple and reasonable structure, is easy to manufacture, and is easy to operate, avoiding the defects of the prior art, and is suitable for popularization and implementation.

[0046] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Common changes and substitutions made by those skilled in the art within the scope of the technical solution of the present invention should be included in the protection scope of the present invention.

Claims

1. An assembled thermal insulation and energy-saving wall structure, characterized in that: The invention comprises a wall structure (1), wherein a cavity is arranged in the wall structure (1), wherein the cavity is divided into a first cavity (2) and a second cavity (3) by a partition (2), wherein a first thermal insulation structure is slidably connected in the first cavity (2), and wherein a second thermal insulation structure is slidably connected in the second cavity (3); The first thermal insulation structure comprises a thermal insulation frame (4), wherein the thermal insulation frame (4) is provided with a cavity, wherein a plurality of support ribs (5) equidistantly arranged in the horizontal and vertical directions are fixedly arranged in the cavity of the thermal insulation frame (4), and a plurality of evenly arranged arc-shaped reinforcing rods (6) are fixedly arranged in each area separated by the plurality of support ribs (5) in the cavity of the thermal insulation frame (4); and the cavity of the thermal insulation frame (4) is also filled with concrete (7); The second thermal insulation structure comprises a thermal insulation and sound insulation module formed by bonding an EPS layer (8) and an EPE layer (9).

2. The assembled thermal insulation and energy-saving wall structure according to claim 1, characterized in that: A first heat-insulating structure is slidably connected in the first cavity (2); a plurality of integrally formed dovetail protrusions (10) are vertically arranged on the peripheral side of the outer wall of the heat-insulating frame (4) of the first heat-insulating structure; and a plurality of dovetail grooves (11) adapted to the dovetail protrusions (10) are provided on the inner wall of the first cavity (2).

3. The assembled thermal insulation and energy-saving wall structure according to claim 1, characterized in that: A second heat-insulating structure is slidably connected in the second cavity (3); a plurality of integrally formed arc-shaped protrusions (12) are vertically arranged on the surface of the EPS layer (8) of the second heat-insulating structure; a plurality of arc-shaped grooves (13) are vertically opened on the surface of the EPE layer (9) of the second heat-insulating structure; a plurality of arc-shaped grooves (14) are vertically opened on the inner wall on one side of the second cavity (3) and are matched with the arc-shaped protrusions (12); a plurality of integrally formed arc-shaped protrusions (15) are vertically arranged on the inner wall on the other side of the second cavity (3) and are matched with the arc-shaped grooves (13); and the curvature radii of the cross sections of some or all of the arc-shaped grooves (13) are different.

4. The assembled thermal insulation and energy-saving wall structure according to claim 1, characterized in that: A moisture-proof layer (16) is coated on the outer surface of the wall structure (1) close to the second cavity (3).

5. The assembled thermal insulation and energy-saving wall structure according to claim 4, characterized in that: The coating used for the moisture-proof layer (16) is composed of 3-8 parts of epoxy resin, 2-4 parts of propylene glycol polyoxypropylene ether, 1-3 parts of chlorinated paraffin, 1-2 parts of barium sulfate, 2-5 parts of silica sol, 2-7 parts of bentonite, 1-4 parts of stearic acid, 3-5 parts of polyacrylamide, 2-4 parts of ethylene-vinyl acetate copolymer, 1-2 parts of plasticizer, 0.5-1 parts of defoamer, 0.5-1 parts of surfactant, and 40-50 parts of solvent.

6. The assembled thermal insulation and energy-saving wall structure according to claim 5, characterized in that: The coating method of the moisture-proof layer (16) comprises the following steps: S1, placing epoxy resin, chlorinated paraffin, barium sulfate and bentonite in a blender and stirring to obtain a mixture 1; S2, placing the mixture 1 in a reaction kettle, adding polyacrylamide, defoaming agent, ethylene-vinyl acetate copolymer and plasticizer, heating to 70-80° C. under inert gas protection conditions, and maintaining for 10-20 minutes to obtain a mixture 2; S3, adding propylene glycol polyoxypropylene ether, silica sol, stearic acid, a surfactant and a solvent to the second mixture, and mixing to obtain a coating for the moisture-proof layer (16); S4. The paint used for the moisture-proof layer (16) is evenly brushed onto the outer surface of the wall structure (1) close to the second cavity (3) using a roller brush, wherein a layers are applied in total, and the thickness of each layer is 30-50 μm, 3≤a≤5; when applying, the next layer is applied after the previous layer is dried.

7. The assembled thermal insulation and energy-saving wall structure according to claim 6, characterized in that: In S4, the drying environment is a shade-dry and windless environment.

8. The assembled thermal insulation and energy-saving wall structure according to claim 1, characterized in that: The thickness of the wall structure (1) is 200-250 mm, the thickness of the first cavity (2) is 80-100 mm, and the thickness of the second cavity (3) is 50-80 mm.

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