CN206495342U - Building structure - Google Patents

Abstract

The utility model relates to a house structure. The house structure includes a wall surface and a roof, and the wall surface sequentially includes a surface layer, a first cement fiber board, a first thermal insulation layer, a second thermal insulation layer, a second cement fiber board, a thermal insulation board and a finish layer from the inside to the outside; The roof includes beams and purlins, the purlins are arranged on the beams, the third insulation layer is laid on the purlins, the fourth insulation layer is laid on the beams, the third insulation layer and the fourth insulation layer An air layer is formed between the layers. In the above house structure, the walls are insulated with the first and second insulation layers, and the insulation effect of the first and second insulation layers is enhanced through insulation boards, while the third and fourth insulation layers are used on the roof. The layer forms an air layer, which avoids the direct intersection of indoor and outdoor air, slows down heat conduction, and improves the thermal insulation effect of the building structure. Therefore, the above house structure has better thermal insulation performance, which improves the living comfort.

Description

House structure

technical field

The utility model relates to the field of building structures, in particular to building structures.

Background technique

Steel structure houses refer to residential buildings that use steel as the load-bearing beam of the building. Compared with concrete buildings, steel structure houses have the advantages of light weight, small size, and good seismic performance. Therefore, they are more and more favored by people. At present, steel structures are mostly used in industrial plants and high-rise building steel-concrete composite structures.

Generally, the wall panels of ordinary steel structure industrial plants are mostly light steel keel metal plate walls. In terms of heat preservation, rock wool (mineral wool) insulation layers are generally set in the middle of the double-sided metal plates, and mineral wool is laid on the roof purlins. Cotton achieves thermal insulation of the house structure. Different from industrial plants, residential buildings require better insulation performance to ensure the comfort and reliability of the living environment. However, the thickness of the thermal insulation layer of the above-mentioned industrial workshop is relatively thin, and the thermal insulation effect is relatively poor, which cannot meet the requirements of the residential thermal insulation effect.

Utility model content

Based on this, it is necessary to provide a house structure with good thermal insulation effect.

A house structure, comprising a wall surface and a roof, wherein the wall surface sequentially includes a surface layer, a first cement fiber board, a first heat insulation layer, a second heat insulation layer, a second cement fiber board, a heat insulation board and a finish layer from the inside to the outside;

The roof includes beams and purlins, the purlins are arranged on the beams, a third insulation layer is laid on the purlins, a fourth insulation layer is laid on the beams, and the third insulation layer is connected with the first insulation layer. An air layer is formed between the four insulation layers.

In one of the embodiments, the wall surface further includes a moisture-proof and air-permeable layer, and the moisture-proof and air-permeable layer is located between the thermal insulation board and the facing layer.

In one of the embodiments, the first aluminum foil is laid on the surface of the third heat insulation layer close to the fourth heat insulation layer, and the second aluminum foil is laid on the surface of the fourth heat insulation layer close to the third heat insulation layer, so The air layer is formed between the first aluminum foil and the second aluminum foil.

In one embodiment, the roof further includes a roof, and a waterproof layer is provided between the roof and the third insulation layer.

In one of the embodiments, an opening is opened on the wall surface, a subframe is provided at the opening, and polyurethane foam is filled between the subframe and the wall surface.

In one of the embodiments, the outer surface of the auxiliary frame is lower than the outer surface of the thermal insulation board.

In one of the embodiments, the house structure further includes a raised floor, the raised floor includes a main floor and a suspended ceiling, and a suspended ceiling insulation board is laid on a surface of the suspended ceiling close to the main floor, and the suspended ceiling insulation board is connected to the suspended ceiling. A gap is formed between the main floor slabs.

In one of the embodiments, the thickness of the first thermal insulation layer is the same as that of the second thermal insulation layer.

In the above house structure, the walls are insulated with the first and second insulation layers, and the insulation effect of the first and second insulation layers is enhanced through insulation boards, while the third and fourth insulation layers are used on the roof. The layer forms an air layer, which avoids the direct intersection of indoor and outdoor air, slows down heat conduction, and improves the thermal insulation effect of the building structure. Therefore, the above house structure has better thermal insulation performance, which improves the living comfort.

Description of drawings

Fig. 1 is the structural representation of the wall surface of the house structure of an embodiment;

Fig. 2 is a structural schematic diagram of the roof of the house structure of an embodiment;

Fig. 3 is a partial structural schematic diagram of the house structure of an embodiment;

FIG. 4 is a schematic diagram of a raised floor structure of a building structure according to an embodiment.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

As shown in Fig. 1 and Fig. 2, the house structure of an embodiment includes a wall surface 10 and a roof 20, and the wall surface 10 sequentially includes a surface layer 100, a first cement fiber board 101, a first thermal insulation layer 102, and a second thermal insulation layer from the inside to the outside. layer 103 , second cement fiber board 104 , insulation board 105 and facing layer 106 . Roof 20 comprises crossbeam 200 and purlin 210, and purlin 210 is arranged on crossbeam 200, and purlin 210 is laid with third thermal insulation layer 212, and crossbeam 200 is laid with fourth heat preservation layer 202, and third heat preservation layer 212 and fourth heat preservation layer 202 An air layer is formed in between.

In the above-mentioned house structure, the wall surface 10 adopts the first insulation layer 102 and the second insulation layer 103 for insulation, and the insulation effect of the first insulation layer 102 and the second insulation layer 103 is strengthened through the insulation board 105, and the roof 20 passes through the insulation effect of the second insulation layer at the same time. The third thermal insulation layer 212 and the fourth thermal insulation layer 202 form an air layer, which avoids the direct intersection of indoor and outdoor air, slows down heat conduction, and improves the thermal insulation effect of the building structure. Therefore, the above house structure has better thermal insulation performance, which improves the living comfort.

As shown in FIG. 1 , the wall surface 10 of the house structure will be described by taking the upper part of FIG. 1 as the outdoor and the lower part as the indoor. It includes surface layer 100 , first cement fiber board 101 , first insulation layer 102 , second insulation layer 103 , second cement fiber board 104 , insulation board 105 and facing layer 106 from inside to outside. That is, two thermal insulation layers are arranged in the wall surface 10, which meets the thermal insulation requirements of the house. Wherein, the material of the first insulation layer 102 may be rock wool, mineral wool or glass wool board. The material of the second insulation layer 103 can also be rock wool, mineral wool or glass wool board. In the same wall surface 10, the materials of the first thermal insulation layer 102 and the second thermal insulation layer 103 can be the same or different. Rock wool, mineral wool or glass wool boards are Class A non-combustible thermal insulation materials, which meet the fire protection requirements of steel structures while providing thermal insulation performance. At the same time, the wall surface 10 also includes a thermal insulation board 105 , which can strengthen and consolidate the thermal insulation effect of the first thermal insulation layer 102 and the second thermal insulation layer 103 , and improve the thermal insulation performance of the wall surface 10 . In this embodiment, the thermal insulation board 105 is a modified phenolic fireproof thermal insulation board, which is a flame-retardant, fire-resistant and low-smoke thermal insulation material with good thermal insulation performance.

Furthermore, the wall surface 10 also includes a moisture-proof and air-permeable layer, and the moisture-proof and air-permeable layer is located between the insulation board 105 and the facing layer 106 . The moisture-proof and breathable layer can prevent the moisture in the outside air from entering the room, effectively prevent the intrusion of cold air, and have the effect of heat preservation and energy saving. The moisture-proof and air-permeable layer can be polyolefin microporous film or polytetrafluoroethylene film. In this embodiment, a third cement fiber board 107 is provided between the moisture-proof and air-permeable layer and the finish layer 106 .

As shown in Figure 1, in this embodiment, a fire-resistant gypsum board 108 is also provided between the surface layer 100 and the first cement fiber board 101, and the fire-resistant gypsum board 108 has the functions of delaying the collapse of the gypsum board, preventing the fire from spreading, and prolonging the fire. The advantage of the fire protection time is to improve the fire performance of the wall surface 10 .

The thickness of the wall surface 10 and the thickness of each layer can be selected according to actual needs. In this embodiment, the first cement fiber board 101 , the second cement fiber board 104 , the third cement fiber board 107 and the fire-resistant gypsum board 108 have the same thickness of 10 mm. The first insulation layer 102 and the second insulation layer 103 have the same thickness of 90 mm. The thickness of the thermal insulation board 105 is 60 mm. In addition, it should be noted that the connection methods between the layers of the wall surface 10 are commonly used connection methods in the construction field, and will not be repeated here.

Please refer to FIG. 2 , which is a structural schematic diagram of the roof 20 . The beam 200 and the purlin 210 are provided with a third insulation layer 212 and a fourth insulation layer 202 respectively, and an air layer is formed between the third insulation layer 212 and the fourth insulation layer 202 . It can be understood that, in the house structure, there are multiple beams 200 and purlins 210 , and multiple purlins 210 are sequentially arranged on multiple beams 200 to form a plane and support the roof. Utilizing the upper and lower spaces of the beam 200 and the purlin 210, the third insulation layer 212 and the fourth insulation layer 202 are respectively arranged on the purlin 210 and the beam 200, so that an airtight air compartment is formed between the two insulation layers to delay heat conduction. At the same time, avoid the cold bridge phenomenon caused by the excessive temperature difference between the hot and cold intersection surfaces. In this embodiment, the beam 200 is an I-shaped steel beam. The third insulation layer 212 and the fourth insulation layer 202 are made of mineral wool.

Further, the surface of the third insulation layer 212 close to the fourth insulation layer 202 is laid with a first aluminum foil, the surface of the fourth insulation layer 202 close to the surface of the third insulation layer 212 is laid with a second aluminum foil, the first aluminum foil and the second aluminum foil An air layer is formed in between. The first aluminum foil and the second aluminum foil make an airtight air layer formed between the third insulation layer 212 and the fourth insulation layer 202 . A large amount of air is stored in the air layer, and the third thermal insulation layer 212 and the fourth thermal insulation layer 202 form an integral body with the air layer to achieve a better thermal insulation effect. In this embodiment, the thickness of the third insulation layer 212 is 50mm, the thickness of the fourth insulation layer 202 is 100mm, and the thickness of the air layer between the first aluminum foil and the second aluminum foil is 300mm.

As shown in FIG. 2 , in this embodiment, the roof 20 further includes a roof 220 , and a waterproof layer is provided between the roof 220 and the third insulation layer 212 . The function of the waterproof layer is to prevent rainwater from entering the roof 220 . In this embodiment, the waterproof layer is a synthetic polymer waterproof membrane. Wherein, the thickness of the waterproof layer is 4mm.

Please refer to FIG. 1 and FIG. 3 at the same time. In this embodiment, an opening is provided on the wall 10 , and an auxiliary frame 12 is provided at the opening, and polyurethane foam 14 is filled between the auxiliary frame 12 and the wall 10 . The openings are used to set doors and windows, which are separated by light steel keels. A hole is preliminarily formed on the first cement fiber board 101, and then the attached frame 12 is installed. After the attached frame 12 is temporarily fixed, there will be a gap between the attached frame 12 and the wall surface 10, and the gap is filled with polyurethane foam 14 to improve the wall surface 10. insulation effect. Furthermore, in this embodiment, the outer surface of the subframe 12 is lower than the outer surface of the thermal insulation board 105 . Thermal insulation board 105 seals the outer surface of attached frame 12 along the surface of window sill, and the outer surface of attached frame 12 is lower than the outer surface of thermal insulation board 105, namely the outer surface of attached frame 12 and the outer surface of thermal insulation board 105 have height difference, and then Meet the installation requirements of finished window frames. In addition, after the window frame is installed, the gap between the window frame and the opening is sealed with weather-resistant sealant to prevent water from penetrating into the room. After the sealing process is completed, the construction of the finishing layer 106 can be carried out.

As shown in Figure 4, the house structure also includes a raised floor 30, the raised floor 30 includes a main floor 300 and a suspended ceiling, the surface of the suspended ceiling close to the main floor 300 is laid with a suspended ceiling insulation board 310, and a suspended ceiling insulation board 310 is formed between the suspended ceiling insulation board 310 and the main floor 300. The gap makes an airtight air layer formed between the suspended ceiling insulation board 310 and the main floor 300, which delays heat conduction and improves the insulation performance of the house structure. The ceiling insulation board 310 is a modified phenolic board with a thickness of 100 mm. During construction, the bottom surface of the ceiling insulation board 310 is flush with the bottom surface of the surrounding steel beams, which not only wraps the exposed steel beams, but also achieves the purpose of heat preservation.

In the above house structure, two insulation layers are set on the wall surface 10, and an insulation board 105 is added to strengthen the insulation effect of the wall surface 10; in the structure of the roof 20, the third insulation layer 212 and the fourth insulation layer 202 are set, and make A closed air layer is formed between the third thermal insulation layer 212 and the fourth thermal insulation layer 202 to delay the heat conduction rate; at the same time, polyurethane foam 14 is filled in the gap between the attached frame 12 and the wall surface 10 to improve the sealing and thermal insulation performance, and A suspended ceiling insulation board 310 is arranged on the suspended ceiling of the elevated floor 30 , so that an air layer is also formed between the suspended ceiling insulation board 310 and the main floor 300 . Therefore, the above-mentioned house structure has a better heat preservation effect and avoids the occurrence of cold bridge phenomenon.

The technical features of the above-mentioned embodiments can be combined arbitrarily. To make the description concise, all possible combinations of the technical features in the above-mentioned embodiments are not described. However, as long as there is no contradiction in the combination of these technical features, should be considered as within the scope of this specification.

The above-mentioned embodiments only express several implementation modes of the utility model, and the description thereof is relatively specific and detailed, but it should not be interpreted as a limitation on the patent scope of the utility model. It should be noted that those skilled in the art can make several modifications and improvements without departing from the concept of the utility model, and these all belong to the protection scope of the utility model. Therefore, the scope of protection of the utility model patent should be based on the appended claims.

Claims (8)

1. a kind of building structure, including metope and roof, it is characterised in that

The metope includes surface layer, the first cement fibrolite plate, the first heat-insulation layer, the second heat-insulation layer, the second water successively from inside to outside Mud fiberboard, warming plate and finish coat；

The roof includes crossbeam and purlin, and the purlin is arranged on the crossbeam, and the 3rd insulation is equipped with the purlin The 4th heat-insulation layer is equipped with layer, the crossbeam, air layer is formed between the 3rd heat-insulation layer and the 4th heat-insulation layer.

2. building structure according to claim 1, it is characterised in that the metope also includes moistureproof air-permeable layer, described anti- Damp air-permeable layer is located between the warming plate and the finish coat.

3. building structure according to claim 1, it is characterised in that the 3rd heat-insulation layer is close to the 4th heat-insulation layer Surface be equipped with the first aluminium foil, the 4th heat-insulation layer is equipped with the second aluminium foil close to the surface of the 3rd heat-insulation layer, institute State and form the air layer between the first aluminium foil and second aluminium foil.

4. building structure according to claim 1, it is characterised in that the roof also includes roofing, the roofing and institute State and waterproof layer is provided between the 3rd heat-insulation layer.

5. building structure according to claim 1, it is characterised in that the metope is offered to be set at hole, the hole There is auxiliary frame, polyurethane foam is filled between the auxiliary frame and the metope.

6. building structure according to claim 5, it is characterised in that the outer surface of the auxiliary frame is less than the warming plate Outer surface.

7. building structure according to claim 1, it is characterised in that the building structure also includes built on stilts floor, described Built on stilts floor includes main body floor and furred ceiling, and the furred ceiling is equipped with furred ceiling warming plate, institute close to the surface of the main body floor State and be formed with gap between furred ceiling warming plate and the main body floor.

8. building structure according to claim 1, it is characterised in that the thickness of first heat-insulation layer is protected with described second The thickness of warm layer is identical.