CN217128670U - Compound floor of steel construction and assembled building - Google Patents

Abstract

The application discloses a steel structure composite floor slab and an assembly type building, relates to the technical field of building floor slabs, and comprises a bearing plate; the keels are fixedly arranged on the side face of the bearing plate and used for supporting the bearing plate; the end connection piece is fixed set up in the tip of fossil fragments for connect the girder steel, the on-the-spot installation that this application can simplify the floor helps improving the installation effectiveness.

Description

Compound floor of steel construction and assembled building

Technical Field

The application relates to the technical field of building floor slabs, in particular to a steel structure composite floor slab and an assembly type building.

Background

In recent years, the country has vigorously advocated assembly type buildings, and a steel frame structure is taken as one of the assembly type buildings, and the installation does not need cast-in-place work on site, so that the installation speed is higher, and the construction quality is easier to ensure. The steel frame structure mostly adopts the prefabricated floor to improve the assembly rate, and the steel construction building integrated floor is the important mode of improving labor efficiency and building quality, and is also the development direction of future building industry in China.

With the continuous development of the urbanization process in China and the advocated promotion of energy-saving and low-carbon buildings in China, the composite floor slab taking the profile steel as the keel has the advantages of light self weight, convenience in transportation, high construction speed and the like, and is widely applied to assembled steel structure houses.

According to the related art described above, the inventors consider that the following drawbacks exist: at present, the field installation work of the floor slab is complicated, and the installation efficiency is lower.

SUMMERY OF THE UTILITY MODEL

The application aims at providing a steel structure composite floor slab to simplify the field installation process and improve the field installation efficiency.

For improving above-mentioned problem, this application provides a compound floor of steel construction on the one hand, includes:

a bearing plate;

the keels are fixedly arranged on the lower side surface of the bearing plate, and are arranged in the same plane and used for supporting the bearing plate;

and the end part connecting piece is fixedly arranged at the end part of the keel and used for connecting the steel beam.

Further, the bearing plate is an Oldham plate.

Further, the keel is a C-shaped steel purline.

Further, the bearing plate is fixedly connected with the keels through bolts, and the number of the bolts on the keels at the edges of the bearing plate is greater than that of the bolts on other keels.

Furthermore, the bearing plate and the keel are bonded through an adhesive.

Further, the end connector includes:

the end part of the keel is clamped and fixed in the groove-shaped part;

and the connecting part is fixed on the groove-shaped part and is abutted against the steel beam, and a mounting hole is formed in the connecting part and is used for connecting the steel beam through a bolt.

Furthermore, two flange plates of the C-shaped steel purline are abutted against the inner side faces of the groove-shaped parts.

Furthermore, stiffening members are embedded at the end parts of the C-shaped steel purlins and are abutted against the inner side surfaces of the two flange plates of the C-shaped steel purlins.

Further, the stiffening member is one of C-shaped steel and H-shaped steel.

According to another aspect of the present application, there is also provided a fabricated building including a steel structure composite floor slab as provided in the first aspect of the present application.

The technical scheme of the application has the following beneficial technical effects:

the floor in this application adopts the integral structure of bearing plate and fossil fragments, is provided with end connection spare on the fossil fragments, only need during the installation with end connection spare fix on the girder steel can to simplified the on-the-spot installation, be favorable to improving the installation effectiveness of floor.

Drawings

The accompanying figures, in which like reference numerals refer to similar parts throughout the different views and which are not necessarily drawn to scale, illustrate various embodiments and, together with the description and claims, serve to explain embodiments of the application by way of example and not limitation, and in which like reference numerals refer to the same or similar parts throughout the figures, where appropriate, and are not intended as exhaustive or exclusive examples of the application.

FIG. 1 is a top view of an installed exemplary embodiment of the present application;

FIG. 2 is a front view of an exemplary embodiment of the present application after installation;

figure 3 is a schematic view of an exemplary embodiment of the present application showing a bearing plate and a keel;

figure 4 is a schematic view of an exemplary embodiment of the present application showing a keel and end connector;

FIG. 5 is a schematic view showing the connection relationship between the end connection member and the steel beam according to the exemplary embodiment of the present application;

FIG. 6 is a cross-sectional view of an exemplary embodiment of the present application showing the connection of an end connection to a steel beam.

Reference numerals:

1. a bearing plate; 2. a keel; 21. c-shaped steel purlines; 3. an end connector; 31. a trough-shaped portion; 32. a connecting portion; 4. a steel beam.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is further described in detail below with reference to the accompanying drawings in combination with the detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present application. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present application.

In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

The present application will be described in detail with reference to the drawings and examples.

Referring to fig. 1 and 2, this application provides a compound floor of steel construction on the one hand, and it includes bearing plate 1, a plurality of fossil fragments 2 and end connection 3, and bearing plate 1 constitutes the main part of this application with a plurality of fossil fragments 2, refers to fig. 3 and 4, and end connection 3 fixes at the both ends of fossil fragments 2 for connect girder steel 4.

Referring to fig. 1 and 3, in some embodiments, the bearing plate 1 may be an europa plate or other plate, the europa plate is named as oriented chipboard, which is a plate with oriented structure made by using small diameter wood, intermediate cut wood and wood core as raw materials, processing the raw materials into flakes through special equipment, deoiling, drying, gluing, oriented paving, hot press forming and other processes, the surface flakes are longitudinally arranged, the core flakes are transversely arranged, the criss-cross arrangement recombines the wood texture structure, thoroughly eliminates the influence of the internal stress of the wood on the processing, makes the plate have extraordinary easy processing and moisture resistance, and simultaneously, because the inside of the europa plate is oriented, the plate has no joint, no gap and crack, has good integral uniformity and extremely high internal bonding strength, so the plate has incomparable super nail holding capacity compared with the common plate both in the center and the edge, comparable to natural wood, the load-bearing plate 1 is selected in the exemplary embodiment to be an euro plate, based on its advantages in price and performance.

In the exemplary embodiment, the keel 2 is made of C-shaped steel purlins 21, a plurality of C-shaped steel purlins 21 are all arranged on the same plane and are arranged in parallel two by two, further, all C-shaped steel purlins 21 are arranged on the same side surface of the bearing plate 1, the flange plates of the C-shaped steel purlins 21 are abutted with the bearing plate 1 to realize the best supporting effect on the bearing plate 1, meanwhile, the bearing plate 1 and the C-shaped steel purlins 21 adopt a two-stage connection mode, one of the two is bonded by an adhesive, the adhesive is arranged between the flange plates of the bearing plate 1 and the C-shaped steel purlins 21, the other is in bolt reinforced connection, a plurality of bolt mounting holes are arranged on the bearing plate 1 and the C-shaped steel purlins 21, a plurality of bolts penetrate through the bearing plate 1 and the C-shaped steel purlins 21 and fix the two, further, the number of bolts on the keel 2 at the edge of the bearing plate 1 is more than that on other keels 2, with the connection stability who strengthens edge fossil fragments 2, adopt two kinds of connected modes to complement each other, can realize the connection stability between bearing plate 1 and fossil fragments 2.

Further, the C-shaped steel purline 21 in the exemplary embodiment of the application adopts a modulus of 300mm, and the span can adopt the specifications of 1200mm, 1800mm, 2400mm, 3000mm, 3600mm, 4200mm, 4800mm and the like according to the requirements, so that the mass production and convenient use of the multi-specification low-rise steel structure composite floor slab can be realized, and the standardization and industrialization degree of the building is improved.

Referring to fig. 6, in some embodiments, the end connector 3 includes a groove portion 31 and a connecting portion 32, the groove portion 31 is formed by bending a steel plate and is formed into a C-shaped steel structure, the connecting portion 32 is formed into a plate-shaped structure and is fixedly connected to the outer side of the groove portion 31, the groove portion 31 is used for connecting the keel 2, in the exemplary embodiment, the ends of the C-shaped steel purlins 21 are snapped into the groove portions 31, both flange plates of the C-shaped steel purlins 21 are abutted against the inner side surfaces of the groove portions 31, the two are welded and fixed, the connecting part 32 is used for connecting the steel beam 4, the connecting part 32 is provided with a bolt mounting hole, when the application needs to be mounted, the connecting portion 32 is abutted against the flange plate of the steel beam 4 and then fixed together using bolts, and further, referring to fig. 5, in the exemplary embodiment, the connection portion 32 is provided with a notch to avoid an inconvenience of installation at the connection point of the steel beam 4.

In some embodiments, a stiffener is embedded in an end of the C-shaped steel purlin 21 to reinforce strength of an end of the keel 2, so as to prevent the end of the C-shaped steel purlin 21 from buckling during use, in some embodiments, the stiffener may be C-shaped steel or H-shaped steel, the C-shaped steel or the H-shaped steel abuts against inner side surfaces of two flange plates of the C-shaped steel purlin 21, and in exemplary embodiments, the stiffener is C-shaped steel.

In the actual installation process, the C-shaped light steel purlines are welded on the end connecting pieces 3 in a factory to form a framework of the composite floor slab, then the Europe pine plates are laid on the C-shaped purlines to form certain floor slab plane internal rigidity, after prefabrication is completed in the factory, the assembled composite floor slab is transported to a construction site to be installed, and the site installation only needs to place the end connecting pieces 3 on the upper flanges of the H-shaped steel beams 4 and align to bolt holes to be connected through bolts.

In another aspect of the application, still provide an assembly type structure, contain above a compound floor of steel construction.

In conclusion, in the first aspect, the composite floor slab formed by the keel 2 and the bearing plate 1 is connected with the steel beam 4 through the end connecting piece 3, so that the construction speed of the floor slab is improved, the installation work can be completed only through simple bolt connection on site, the connection structure is simple, and the construction is convenient. In a second aspect, the connection has a generalized, standardized nature, and can meet the requirements of multiple spatial layouts of different spans and widths. And in the third aspect, all components are prefabricated in a factory, no welding operation is performed on the site, high industrialization of component manufacturing is realized, and the product quality is ensured. In a fourth aspect, the floor provides a certain in-plane stiffness of the floor, enhancing structural safety and integrity.

It is to be understood that the above-described embodiments of the present application are merely illustrative of or illustrative of the principles of the present application and are not to be construed as limiting the present application. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present application shall be included in the protection scope of the present application. Further, it is intended that the appended claims cover all such changes and modifications that fall within the scope and range of equivalents of the appended claims, or the equivalents of such scope and range.

Claims (10)

1. A steel structural composite floor slab, comprising:

a bearing plate (1);

the keels (2) are fixedly arranged on the lower side surface of the bearing plate (1), and the keels (2) are arranged in the same plane and used for supporting the bearing plate (1);

and the end part connecting piece (3) is fixedly arranged at the end part of the keel (2) and used for connecting the steel beam (4).

2. A steel structural composite floor slab as claimed in claim 1, wherein the load bearing plate (1) is an europa.

3. A steel structural composite floor slab as claimed in claim 1, wherein the studs (2) are C-section steel purlins (21).

4. The steel structure composite type floor slab of claim 1, wherein the bearing plate (1) is fixedly connected with the keels (2) through bolts, and the number of the bolts on the keels (2) at the edge of the bearing plate (1) is more than that on other keels (2).

5. A steel structural composite floor slab as claimed in any one of claims 3 or 4, wherein said bearing plates (1) and said runners (2) are further bonded together by an adhesive.

6. A steel structural composite floor slab as claimed in claim 3, wherein said end connectors (3) comprise:

the end part of the keel (2) is clamped and fixed in the groove-shaped part (31);

and the connecting part (32) is fixed on the groove-shaped part (31) and is abutted against the steel beam (4), and is provided with a mounting hole for connecting the steel beam (4) through a bolt.

7. A steel structural composite floor slab as claimed in claim 6, wherein both flanges of the C-section steel purlins (21) abut the inside faces of the channel sections (31).

8. The steel structure composite floor slab as claimed in claim 7, wherein a stiffener is embedded in the end of the C-shaped steel purline (21), and the stiffener abuts against the inner side surfaces of the flange plates of the C-shaped steel purline (21).

9. The steel structural composite floor slab according to claim 8, wherein the stiffener is one of C-section steel and H-section steel.

10. An assembly type building comprising a steel structure composite floor slab as claimed in any one of claims 1 to 9.

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