CN211499314U

CN211499314U - Clear water veneer sandwich heat preservation double-sided superimposed shear wall

Info

Publication number: CN211499314U
Application number: CN201922158134.7U
Authority: CN
Inventors: 恽燕春; 夏锋; 张军; 成燕燕; 马锐
Original assignee: Shanghai Zibao Housing Industrialization Co ltd
Current assignee: Shanghai Zibao Housing Industrialization Co ltd
Priority date: 2019-12-05
Filing date: 2019-12-05
Publication date: 2020-09-15
Anticipated expiration: 2029-12-05

Abstract

The utility model relates to a clear water veneer sandwich heat-preservation double-sided superposed shear wall, wherein a layer of clear water veneer outer leaf wall is respectively arranged at the outer sides of a pair of prefabricated superposed wallboards; a reinforcing mesh is arranged between the outer leaf wall of the clear water veneer and the outer wall of the prefabricated wall board; in the prefabricated superposed wall, a plurality of pulling pieces made of FRP materials are arranged at intervals along the vertical direction with a pair of prefabricated superposed wallboards, and the length of each pulling piece is equal to the distance between the pair of reinforcing meshes; the middle part of a pair of prefabricated superimposed wallboards is cast in situ with a heat preservation concrete filling layer. The utility model uses the heat preservation concrete to replace the rock wool or EPS heat preservation board and other conventional sandwich heat preservation materials, which can greatly simplify the production process; the prefabricated composite wall is embedded with a plurality of FRP (fiber reinforced plastic) pulling pieces to replace the existing truss reinforcing steel bars, so that the relative displacement of the inner leaf wall and the outer leaf wall is reduced, the heat bridge effect is avoided, and the heat insulation effect is greatly improved.

Description

Clear water veneer sandwich heat preservation double-sided superimposed shear wall

Technical Field

The utility model relates to a prefabricated two-sided coincide wall particularly, is a two-sided coincide shear wall of clear water veneer with filling heat preservation.

Background

In the prior art, the technology of prefabricating the double-sided superposed wall is still in a starting stage, concrete needs to be poured into an inner cavity of the produced double-sided superposed wall after the double-sided superposed wall is installed on site, and heat preservation or decoration treatment is carried out after the concrete is poured.

The heat preservation treatment of the double-faced superposed wall comprises external heat preservation, internal heat preservation and sandwich heat preservation, wherein the external heat preservation and the internal heat preservation are independently heat preservation treatment at the later stage; the double-sided overlapped sandwich heat preservation adopts rock wool, EPS heat preservation boards and other conventional heat preservation materials to be added between the inner leaf wall and the outer leaf wall, so that the production process is complex and the use amount is relatively small.

Therefore, concrete with a heat preservation function appears in the prior art, but according to the structure of the existing common prefabricated double-faced superposed wall, even if the heat preservation concrete is adopted during prefabrication, the requirement of the heat preservation and heat insulation degree cannot be met. Therefore, how to provide a heat-insulating double-sided superposed shear wall which can meet the heat-insulating requirement after using heat-insulating concrete is a technical problem to be solved urgently in the field.

In addition, for the decoration treatment of the double-sided superposed wall, at present, dry hanging stone, reverse beating of ceramic tiles, decoration of an outer decorative surface of a model and the like exist, the process of the decoration treatment is complex, and the cost of manpower and material resources required to be consumed is high.

Disclosure of Invention

The invention aims to provide a clear water veneer sandwich heat-insulation double-sided superposed shear wall, which uses heat-insulation concrete to replace conventional heat-insulation materials such as rock wool or EPS heat-insulation boards and adopts FRP tie pieces in a matching way, thereby avoiding using truss reinforcing steel bars with a heat bridge effect and further improving the heat-insulation effect on the basis of ensuring the strength; the scheme can simplify the production process, reduce the cost and improve the efficiency; meanwhile, the clear water concrete veneer production process is adopted, and the two surfaces of the produced double-sided laminated slab directly have clear water decoration effects without decoration treatment at the later stage.

The invention adopts the following technical scheme:

a clear water veneer sandwich heat-preservation double-sided superposed shear wall is characterized in that a layer of clear water veneer outer leaf wall 1 is respectively arranged on the outer sides of a pair of prefabricated superposed wallboards; a reinforcing mesh 5 is arranged between the outer leaf wall 1 of the clear water veneer and the outer wall of the prefabricated wall board; in the prefabricated superposed wall, a plurality of pulling pieces 2 made of FRP materials are arranged at intervals along the direction vertical to a pair of prefabricated superposed wall boards, and the length of each pulling piece 2 is equal to the distance between the pair of reinforcing mesh 5; the middle part of a pair of prefabricated superimposed wallboards is cast in situ with a heat preservation concrete filling layer 3.

Preferably, a layer of clear water facing outer leaf wall 1 is respectively arranged on the outer sides of the pair of prefabricated laminated wall boards.

Preferably, the distance between the pulling pieces 2 is equal and the pulling pieces are distributed in a matrix.

Preferably, the thickness of the thermal insulation concrete filling layer 3 is uniform.

Furthermore, the thickness of the prefabricated superposed wall boards on the two sides is equal.

Preferably, the thickness of the heat-insulating concrete filling layer 3 is greater than that of the prefabricated laminated wall panel.

Preferably, the heat-insulating concrete filling layer 3 is a light porous material.

The beneficial effects of the utility model reside in that:

1) the heat-insulating concrete is used for replacing rock wool or EPS heat-insulating plate and other conventional sandwich heat-insulating materials, so that the production process can be greatly simplified;

2) a plurality of FRP materials (fiber reinforced composite materials; fiber reinforced polymer/Plastic) to replace the existing truss steel bar, reduce the relative displacement of the inner and outer leaf walls, and avoid the heat bridge effect, thereby greatly improving the heat preservation effect and enabling the heat preservation concrete filling layer to meet the requirements of the heat preservation wall;

3) the inner leaf wall and the outer leaf wall are decorated by clear water, and can be directly used as decorative outer walls, and decoration treatment is not needed in the later period, so that the process is simplified, and the cost is reduced; the natural color of the concrete is kept, the concrete looks mixed with the nature, the decoration effect is directly achieved, and the labor and cost of post decoration treatment are greatly reduced.

Drawings

Fig. 1 is a sectional view of the double-sided laminated shear wall with heat preservation and water-proof veneer.

In the figure, 1, a fair-faced outer leaf wall, 2, a tie, 3, an insulation concrete filling layer, 4, a fair-faced inner leaf wall, and 5, a reinforcing mesh.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1, a clear water veneer sandwich heat-insulating double-sided superposed shear wall is characterized in that a clear water veneer outer leaf wall 1 is respectively arranged on the outer sides of a pair of prefabricated superposed wallboards; a reinforcing mesh 5 is arranged between the outer leaf wall 1 of the clear water veneer and the outer wall of the prefabricated wall board; in the prefabricated superposed wall, a plurality of pulling pieces 2 made of FRP materials are arranged at intervals along the direction vertical to a pair of prefabricated superposed wall boards, and the length of each pulling piece 2 is equal to the distance between the pair of reinforcing mesh 5; the middle part of a pair of prefabricated superimposed wallboards is cast in situ with a heat preservation concrete filling layer 3.

In this embodiment, referring to fig. 1, a pair of prefabricated laminated wall panels are each adhesively provided on the outside with a layer of drywall 1.

In this embodiment, the distance between the pulling elements 2 is equal, as shown in fig. 1. And are distributed in a matrix form, which is not shown in the attached drawings.

In this embodiment, referring to fig. 1, the insulating concrete filling layer 3 is uniform in thickness.

In this embodiment, referring to fig. 1, the prefabricated laminated wall panels on both sides are equal in thickness.

In this embodiment, referring to fig. 1, the insulating concrete filling layer 3 has a thickness greater than that of the prefabricated laminated wall panel.

According to the clear water veneer sandwich heat-preservation double-sided superimposed shear wall system, the inner leaf wall and the outer leaf wall are provided with clear water veneers, and the natural color of concrete is reserved; the FRP composite material connecting piece is used between the inner leaf wall and the outer leaf wall, so that the relative displacement of the inner leaf wall and the outer leaf wall is reduced, and the heat bridge effect is reduced. Pouring heat preservation concrete in the middle of the double-sided superposed wall to replace rock wool or EPS heat preservation plates and other conventional heat preservation materials; the heat-insulating concrete belongs to a light, porous and flame-retardant material, has the functions of heat insulation and sound insulation, reduces the self weight of a wall body, belongs to an A-grade fireproof heat-insulating material, and greatly improves the safety of buildings.

In the embodiment, the heat-insulating concrete is used for replacing rock wool or EPS heat-insulating boards and other conventional sandwich heat-insulating materials, so that the production process can be greatly simplified, and the construction efficiency is improved; the inner leaf wall and the outer leaf wall are provided with the clear water veneers, the outer wall can be directly decorated, decoration treatment is not needed in the later period, the process is simplified, and the cost is reduced; the double-sided laminated wall uses FRP composite material connecting pieces, so that the relative displacement of the inner leaf wall and the outer leaf wall is reduced, and the heat bridge effect is reduced. The filling layer is made of heat-insulating concrete, so that heat exchange can be effectively reduced, and a heat-insulating effect is achieved; and the heat preservation concrete belongs to light porous material, can effectively reduce the wall body dead weight, and the material of the sky of inside helps reducing the noise propagation to reach the efficiency of making an uproar that falls of keeping warm. The inner leaf wall, the outer leaf wall and the outer decorative surface use the bare concrete process, the later decoration is not needed after demoulding, the natural color of the concrete is kept, the natural color is mixed with the natural color, the decoration effect is directly achieved, and the labor and cost of the later decoration treatment are greatly reduced.

The above are preferred embodiments of the present invention, and those skilled in the art can make various changes or improvements on the above embodiments without departing from the general concept of the present invention, and these changes or improvements should fall within the scope of the present invention.

Claims

1. The utility model provides a two-sided superimposed shear wall of clear water veneer with filling heat preservation which characterized in that:

a layer of clear water veneer outer leaf wall (1) is respectively arranged at the outer sides of the pair of prefabricated superposed wallboards; a reinforcing mesh (5) is arranged between the clear water veneer outer leaf wall (1) and the outer wall of the prefabricated wall board;

in the prefabricated superposed wall, a plurality of pulling pieces (2) made of FRP materials are arranged at intervals along the direction vertical to a pair of prefabricated superposed wall boards, and the length of each pulling piece (2) is equal to the distance between a pair of reinforcing mesh (5);

the middle part of the pair of prefabricated superposed wallboards is cast in situ with a heat preservation concrete filling layer (3).

2. The fair-faced sandwich thermal insulation double-sided laminated shear wall of claim 1, wherein: the distances among the pulling pieces (2) are equal and are distributed in a matrix form.

3. The fair-faced sandwich thermal insulation double-sided laminated shear wall of claim 1, wherein: the thickness of the heat-insulating concrete filling layer (3) is equal.

4. The fair-faced sandwich thermal insulation double-sided laminated shear wall of claim 1, wherein: the thickness of the prefabricated superposed wall boards on the two sides is equal.

5. The fair-faced sandwich thermal insulation double-sided laminated shear wall of claim 1, wherein: the thickness of the heat-insulating concrete filling layer (3) is larger than that of the prefabricated laminated wall panel.

6. The fair-faced sandwich thermal insulation double-sided laminated shear wall of claim 1, wherein: the heat-insulating concrete filling layer (3) is made of a light porous material.