CN212507037U

CN212507037U - Novel light composite wallboard

Info

Publication number: CN212507037U
Application number: CN202020606568.9U
Authority: CN
Inventors: 熊曜; 胡习兵
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-21
Filing date: 2020-04-21
Publication date: 2021-02-09
Anticipated expiration: 2030-04-21

Abstract

The utility model discloses a novel light composite wall panel, for reinforcing bar fibre foam concrete wallboard, the main bearing member or the structure skeleton of reinforcing bar skeleton conduct wallboard have been inlayed in the fibre foam concrete, and the reinforcing bar skeleton stretches out wallboard thickness side and is regarded as wallboard and building major structure's connecting elements outward. The steel skeleton structure, the foam concrete and the fiber material are combined to form a novel light composite wallboard, the mechanical advantages of the three materials are fully utilized, the requirements of enclosure and building plane separation of the existing light wallboard are met, structural stress can be directly involved, and the integral stress performance of the assembled structure is improved; the steel skeleton structure not only serves as a main bearing component of the wallboard, but also serves as a connecting component between the wallboard and the main body structure, so that the wallboard and the main body structure are convenient to connect, and the quality is reliable; the tensile mechanical property of the fiber material is utilized to improve the crack resistance of the foam concrete; the durability of the wallboard is improved by utilizing the protection effect of the foam concrete on the corrosion resistance and fire prevention of the steel rib material.

Description

Novel light composite wallboard

Technical Field

The utility model relates to an inside and outside maintenance wallboard of assembly type structure, concretely relates to novel light composite wall panel.

Background

The application field of the prefabricated building mainly focuses on two aspects of precast concrete structural engineering and steel structural engineering, and the enclosure wallboard mainly adopts PC concrete wallboard, light wallboard, profiled steel sheet sandwich board and the like, but all of the components have some defects.

The PC concrete wallboard is made of reinforced concrete materials, and the heat insulation performance of the outer wall needs to be considered, so that the structure of the wall body is complex, the self weight of the wall body is large, the connection between the wallboard and the main structure is complex, and the construction cost is high.

The light wall board is made of waste residue, light materials or light structures and is divided into a hollow batten, a solid batten, a composite batten and a light energy-saving wall board, and the light wall board has the advantages and the disadvantages as follows:

the hollow lath is made up by using cement as binding material, using industrial slag, flyash, volcanic ash, polypropylene fibre and foamed pearlite as additive material and adding chemical additive through the processes of uniformly stirring them, moulding by means of mould casting to obtain the invented product, cutting its length according to the engineering requirements and using it in building. The advantages are that: light weight, fire resistance and low cost. The disadvantages are as follows: and the connection needs to be added with grid cloth and secondary plastering.

The solid lath uses cement as a bonding material, industrial slag, fly ash, grid cloth, expanded polyphenyl granules and the like as additive materials, chemical additives are added, the mixture is uniformly stirred, the product is obtained by casting and molding the mixture in a mold, the length of the product is cut according to the engineering requirement, and the product is used for buildings. The advantages are that: light weight, fire-proof, planeable, carved, nailable, etc., and can be directly puttered for decoration. The disadvantages are as follows: the connection needs to be added with grid cloth and secondary plastering, and the cost is higher.

The composite strip board is a sandwich composite board, cement is used as a bonding material, industrial slag, fly ash, building waste, lightweight aggregate (foamed polyphenyl particles, lightweight ceramsite, vitrified micro bubbles) and the like are used as additive materials, chemical additives are added, the mixture is uniformly stirred, and the product is obtained by casting and molding the mixture in a mold.

The structure of the light energy-saving wallboard is as follows: the silicate cover plate (two sides) is provided with a flame-retardant heat-insulating material (sandwich), and the side surface is designed as a standard clamping opening. The advantages are that: the material is light, energy-saving, environment-friendly, soundproof, heat-insulating, waterproof, fireproof, heat-preserving, antifreezing, shockproof, increased use area, long service life and the like; simple installation, good processing performance, no deformation of sawing, planing, nailing, drilling, adhering and connecting, no deformation of punching, reduced wet operation, fast construction, no need of plastering and direct decoration. The disadvantages are as follows: the dimensions are limited in height by the panels, typically 2.44 meters in height and 0.61 meters in width.

Generally, although the various light wall boards are light in weight and have certain heat insulation performance and sound insulation performance, the light wall boards cannot be used for integral stress of building structures, so that the light wall boards can only be used as indoor partition wall boards, and the field assembly process is complex.

The profiled steel plate sandwich board has light self weight and low manufacturing cost, but has poor heat insulation performance and sound insulation effect, influences the indoor living environment quality of buildings, and has poor durability and small engineering application range.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bearing capacity is strong, and the simple novel light composite wall panel of assembly process between the building major structure, not only can be used as indoor maintenance type wallboard, also can be used as shear force wall type wallboard and intercolumnar support type wallboard.

The utility model provides a novel light composite wall panel for reinforcing bar fibre foam concrete wallboard, has inlayed the main bearing member or the structure skeleton of steel skeleton as the wallboard in the fibre foam concrete, and the steel skeleton stretches out wallboard thickness side and regard as wallboard and building major structure's connecting elements outward.

In one embodiment of the above technical solution, the steel skeleton is a structural frame body formed by welding a longitudinal steel skeleton and a transverse steel skeleton, two ends of the steel skeleton in the height direction are respectively connected with a connecting plate with a mounting hole, and the connecting plate is used as a connecting member between the wall panel and the building main body structure.

In one embodiment of the above technical solution, the connecting plates are disposed at least at two end portions in the height direction of the steel skeleton.

In one embodiment of the above technical solution, the longitudinal steel rib and the transverse steel rib are both made of light steel sections.

In another embodiment of the above technical solution, the steel skeleton includes crossed steel ribs arranged along a diagonal direction of the wall panel and connecting steel ribs welded between the crossed steel ribs, and four ends of the crossed steel ribs are used as connecting members between the wall panel and the building main body structure.

In another embodiment of the above technical solution, the crossed steel ribs are made of hot rolled section steel, or are made of welded section steel members corresponding to the hot rolled section steel.

The utility model adopts the combination of the steel skeleton structure, the foam concrete and the fiber material to form a new light composite wallboard, and makes full use of the mechanical advantages of the three materials, so that the composite wallboard not only meets the enclosure and building plane separation requirements of the existing light wallboard, but also can directly participate in the structural stress, and the overall stress performance of the assembled structure is improved; the steel skeleton structure not only serves as a main bearing component of the wallboard, but also serves as a connecting component between the wallboard and the main body structure, so that the wallboard and the main body structure are convenient to connect, and the quality is reliable; the tensile mechanical property of the fiber material is utilized to improve the crack resistance of the foam concrete; the durability of the composite wallboard is improved by utilizing the protection effect of the foam concrete on the corrosion resistance and fire prevention of the steel rib material. The composite wallboard has the outstanding characteristics of light dead weight, good heat insulation performance and sound insulation effect, higher bearing capacity, convenient and reliable connection, wide application range and the like.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.

Fig. 2 is a schematic structural diagram of the steel skeleton in fig. 1.

Fig. 3 is a schematic structural diagram of a second embodiment of the present invention.

Fig. 4 is a schematic view of the steel skeleton structure shown in fig. 3.

FIG. 5 is a schematic structural diagram of a door with a door opening according to an embodiment.

FIG. 6 is a schematic structural diagram of a window hole according to an embodiment.

Detailed Description

The first embodiment and the second embodiment disclose the novel light composite wallboard, which is only used as a maintenance type wallboard and meets the requirements of enclosure and building plane separation of the light wallboard, such as an indoor partition board.

As shown in fig. 1 and 2, the lightweight composite wall panel is a steel-reinforced fiber composite wall panel, and the structure of the lightweight composite wall panel comprises a steel skeleton 1 and a fiber foam concrete casting molding body 2.

Because this embodiment is used as maintenance type wallboard, only need consider wallboard hoist and mount atress and major structure's connection problem during its steel skeleton 1 design, so steel skeleton 1 can adopt materials such as the light gauge steel that cross-sectional dimension is less or die mould panel to design and make. In the embodiment, the square tube is welded vertically and horizontally to form the square frame body.

In order to enable the wall board to be directly connected with a metal embedded part in a building main body structure when the wall board is assembled on site, connecting plates are respectively arranged at two ends of a square frame body in the height direction, as shown in figure 2.

When the wallboard is prefabricated, the steel skeleton is placed in a fixed mould table, and then the stirred fiber foam concrete is poured into the fixed mould table and is poured, tamped and maintained to the designed strength.

When the wallboard is prefabricated, the square frame body is completely embedded in the fiber foam concrete, and the connecting plate is exposed outside, as shown in figure 1.

After the wallboard is assembled and hoisted in place with the building main body structure on site, the connecting plate is connected with the embedded part of the main body structure, the operation is convenient and simple, and the complex process in the prior art is avoided.

The connecting plate and the embedded part can be connected by welding or bolts, and the embodiment selects the bolt connection mode, so that bolt mounting holes shown in the figure are formed in the connecting plate when the steel skeleton is manufactured.

Of course, the maintenance type wall panel can be prefabricated into a structure with a door opening and a structure with a window opening according to the requirement of the building structure, as shown in fig. 5 and 6. The two structural forms only need to properly adjust the positions of the longitudinal and transverse steel ribs during the steel rib erection timing, and when the wallboard is prefabricated, corresponding processing is carried out on the corresponding positions of the fixed die table corresponding to the door opening and the window opening.

The number of the connecting plates at two ends of the steel skeleton in the height direction can be determined according to the width of the wallboard, but at least two ends of the steel skeleton need to be provided with the connecting plates.

The novel light composite wallboard disclosed by the embodiment is used as a bearing and maintenance type wallboard and can be divided into a shear wall type wallboard and an intercolumnar supporting type wallboard according to the stress characteristics of the novel light composite wallboard, the shear wall type wallboard simultaneously considers the mechanical properties of fiber foam concrete and steel keels, and steel skeleton design is carried out according to a combined structure; the steel skeleton of the intercolumnar bracing type wallboard is designed according to the intercolumnar bracing stress characteristic, and the wallboard only plays a role in enclosure.

In the present embodiment, which is used as a shear wall type wall panel, as shown in fig. 4, the steel skeleton 3 of the wall panel includes intersecting steel ribs arranged along a diagonal direction of the wall panel and connecting steel ribs between the intersecting steel ribs. The crossed steel ribs are used as main bearing components of the wallboard and are made of I-shaped steel with large section size, the connecting steel ribs play a role in strengthening the bearing performance of the crossed steel ribs, and square pipes with small section size can be used for manufacturing.

When the wallboard is prefabricated, four corners of the crossed steel ribs extend out of four corners of the fiber foam concrete pouring forming body 2, as shown in fig. 3.

The wallboard is connected with the embedded parts on the main structure of the building in a welding mode, so that the four corners of the crossed steel ribs are not provided with connecting holes, a bolt connection mode can be adopted according to actual conditions, and when the bolt connection is adopted, the connecting holes are arranged at the four corners of the crossed steel ribs.

The utility model discloses the wallboard to different functions adopts the fibre foam concrete prefabrication of different ratios. Specifically, the corresponding foam concrete mixing proportion is designed according to the characteristics of indoor and outdoor temperature difference of buildings in summer and winter in different areas, whether the used position (such as an inner wall or an outer wall) of the wallboard and the wallboard participate in structural stress and the like; the fiber material with the corresponding proportion is prepared in the foam concrete according to the most unfavorable conditions of temperature stress distribution of the wall board at different using parts (such as an inner wall or an outer wall), different mixing ratios of the foam concrete, whether steel ribs in the wall board participate in the integral stress of the structure and other factors.

The composite wallboard uses the steel ribs and the fiber foam concrete as the bearing structure of the wallboard and the connecting framework of the main structure, so that the composite wallboard is convenient to connect with the main structure and is safe to bear force; the foam concrete is adopted as a main wall material, so that the self weight of the wallboard can be reduced; the foam concrete is added with fiber materials, so that the crack resistance and the mechanical property of the concrete wallboard can be improved; the fiber foam concrete can prevent the steel skeleton structure from being rusted, and solve the problems of corrosion resistance and fire resistance of the steel structure; the foam concrete wallboard is adopted, so that the construction with the secondary decorative material of the inner wallboard and the outer wallboard can be facilitated.

Claims

1. A novel light composite wallboard is characterized in that: the wall panel is a steel rib fiber foam concrete wall panel, wherein a steel skeleton is embedded in fiber foam concrete and is used as a main bearing component or a structural skeleton of the wall panel, and the steel skeleton extends out of the thickness side of the wall panel and is used as a connecting component of the wall panel and a main structure of a building;

the steel skeleton is a structural skeleton body formed by welding a longitudinal steel skeleton and a transverse steel skeleton, two ends of the steel skeleton in the height direction are respectively connected with a connecting plate with a mounting hole, and the connecting plate is used as a connecting component of the wallboard and the building main body structure;

or the steel skeleton comprises crossed steel ribs arranged along the diagonal direction of the wallboard and connecting steel ribs welded among the crossed steel ribs, and the four end parts of the crossed steel ribs are used as connecting members of the wallboard and the building main body structure.

2. A novel lightweight composite wall panel according to claim 1, wherein: the connecting plates are arranged at the end parts of the two ends of the steel skeleton in the height direction.

3. A novel lightweight composite wall panel according to claim 2, wherein: the longitudinal steel ribs and the transverse steel ribs are both made of light steel profiles.

4. A novel lightweight composite wall panel according to claim 1, wherein: the crossed steel ribs are made of hot-rolled section steel or welded section steel members corresponding to the hot-rolled section steel.