CN211817279U - Reinforcing structure for floor bearing plate of overhanging steel bar truss - Google Patents

Abstract

The application discloses steel bar truss building carrier plate reinforced structure encorbelments outward, be in including girder steel, fixed assembly steel bar truss building carrier plate on the girder steel, the web both sides rigid coupling respectively of girder steel have main stiffening plate and vice stiffening plate, whole stiffening plate is constituteed with vice stiffening plate to main stiffening plate, the stiffening plate height is the same with the web height, makes the stiffening plate with laminate each other between the web, lower extreme on the stiffening plate with laminate each other between the girder steel entablature, the stiffening plate is followed girder steel length direction equidistance distributes. The reinforcing structure of the cantilever steel bar truss floor bearing plate can be processed and formed at one time in a processing plant, can bear certain external force and is not easy to crack; the problem that the quality of a floor slab is affected or even cracks are caused by overlarge local stress due to the fact that the steel bar truss floor bearing plate is too large in overhanging length or has load requirements can be effectively solved, and meanwhile, the traditional reinforcing mode of welding angle steel on site is replaced.

Description

Reinforcing structure for floor bearing plate of overhanging steel bar truss

Technical Field

This application belongs to steel bar truss building carrier plate reinforcement technical field of choosing outward, especially relates to a steel bar truss building carrier plate reinforced structure chooses outward.

Background

As a novel template system, a steel bar truss floor bearing plate is a combined template which is used for welding upper and lower longitudinal steel bars (upper and lower chords) in a cast-in-place concrete floor slab with small-diameter steel bars (web members) formed by bending, forming a small truss with certain rigidity and capable of bearing load, then welding bent feet of the small truss with profiled steel plates with the plate height of only 2mm and the plate thickness of 0.5mm into a whole, forming a bearing component capable of bearing the dead weight of wet concrete and construction load in the construction stage, and simultaneously serving as lateral support of a steel beam.

To the steel bar truss building carrier plate of encorbelmenting outward that length is too big or have the load requirement, adopt to widen the steel sheet and receive the limit or weld the angle steel as the support with the increase strength usually, have certain potential safety hazard, the on-the-spot secondary welding of angle steel is not conform to the construction standard.

SUMMERY OF THE UTILITY MODEL

In order to overcome the problems in the prior art, the application provides an cantilever steel bar truss floor bearing plate reinforcing structure, be in including girder steel, fixed mounting steel bar truss floor bearing plate on the girder steel, the web both sides of girder steel rigid coupling respectively have main stiffening plate and vice stiffening plate, whole stiffening plate is constituteed to main stiffening plate and vice stiffening plate, the stiffening plate height is the same with the web height, makes the stiffening plate with laminate each other between the web, the upper and lower end of stiffening plate with laminate each other between the girder steel upper and lower crossbeam, the stiffening plate is followed girder steel length direction equidistance distributes.

Optionally, the steel bar truss floor support plate further comprises a support base plate, the upper portion of the main stiffening plate extends outwards to the end portion of the overhanging portion of the steel bar truss floor support plate, and the support base plate is fixedly arranged between the outer end portion of the steel bar truss floor support plate and the upper end of the main stiffening plate.

Optionally, the support base plate is a square steel plate.

Optionally, the distance between two adjacent stiffening plates is 500 mm.

Optionally, the outer end of the steel bar truss floor support plate is further fixed with an L-shaped thin-wall galvanized steel plate for edge folding.

Optionally, the stiffening plate and the steel beam are fixedly connected by welding.

Optionally, a chamfer is arranged at the contact position of the reinforcing plate and the steel beam.

Compared with the prior art, the method has the following beneficial technical effects:

according to the reinforcing structure for the cantilever steel bar truss floor bearing plate, the main stiffening plate and the auxiliary stiffening plate are arranged on the two sides of the web plate of the steel beam respectively, the stiffening plates are guaranteed to be tightly attached to the steel beam, the plurality of stiffening plates are arranged in the length direction of the steel beam at equal intervals to form a stable supporting system, and the supporting system can be formed in a processing plant at one time, can bear certain external force and is not prone to cracking; the problem that the quality of a floor slab is affected or even cracks are caused by overlarge local stress due to the fact that the steel bar truss floor bearing plate is too large in overhanging length or has load requirements can be effectively solved, and meanwhile, the traditional reinforcing mode of welding angle steel on site is replaced.

This application still outwards extends the main stiffening plate to the tip of the part of encorbelmenting outside the steel bar truss building carrier plate to add between main stiffening plate that extends and steel bar truss building carrier plate and establish the support backing plate, make the part of encorbelmenting outside the steel bar truss building carrier plate can obtain abundant holding power, promote the steadiness of the part of encorbelmenting outside the steel bar truss building carrier plate.

Drawings

Figure 1 is this application provides a steel bar truss building carrier plate reinforced structure schematic diagram of encorbelmenting.

Description of the reference numerals

1, main stiffening plates; 2 pairs of stiffening plates; 3, supporting a base plate; 4L-shaped thin-wall galvanized steel sheets; 5, a web plate and 6 flanging; 7, steel bar truss floor bearing plates; 8, chamfering; 9 steel beam.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

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 or orientations or positional relationships that the products of the application usually place when in use, and are used only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the devices or elements being referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present application, it is further noted that, unless expressly stated or limited otherwise, the terms "disposed," "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 technical solution of the present application will be explained with reference to specific embodiments.

As shown in fig. 1, the reinforcing structure for the cantilever steel bar truss floor bearing plate comprises a steel beam 9 and a steel bar truss floor bearing plate 7 fixedly assembled on the steel beam 9, wherein a main stiffening plate 1 and an auxiliary stiffening plate 2 are fixedly connected to two sides of a web 5 of the steel beam 9 respectively, the main stiffening plate 1 and the auxiliary stiffening plate 2 form an integral stiffening plate, the height of the stiffening plate is the same as that of the web 5, so that the stiffening plate and the web 5 are attached to each other, the upper end and the lower end of the stiffening plate are attached to the upper cross beam and the lower cross beam of the steel beam 9, and the stiffening plates are distributed equidistantly along the length direction of the steel beam 9.

According to the reinforcing structure for the cantilever steel bar truss floor bearing plate, the main stiffening plate 1 and the auxiliary stiffening plate 2 are arranged on the two sides of the web plate 5 of the steel beam 9 respectively, the stiffening plates are guaranteed to be tightly attached to the steel beam 9, and the plurality of stiffening plates are arranged in the length direction of the steel beam 9 at equal intervals to form a stable supporting system; the problem that the quality of a floor slab is affected or even cracks are caused by overlarge local stress due to the fact that the steel bar truss floor bearing plate is too large in overhanging length or has load requirements can be effectively solved, and meanwhile, the traditional reinforcing mode of welding angle steel on site is replaced.

In order to further improve the stability of the supporting system, the reinforcement further comprises a support base plate 3, the upper part of the main stiffening plate 1 extends outwards to the end part of the overhanging part of the steel bar truss floor bearing plate 7, and the support base plate 3 is fixedly arranged between the outer end part of the steel bar truss floor bearing plate 7 and the upper end of the main stiffening plate 1; with the main stiffening plate 1 outwards extend to the tip of the part of encorbelmenting outside steel bar truss building carrier plate 7 to add between main stiffening plate 1 that extends and steel bar truss building carrier plate 7 and establish a back plate 3, make the part of encorbelmenting outside steel bar truss building carrier plate can obtain abundant holding power, promote the steadiness of the part of encorbelmenting outside steel bar truss building carrier plate.

Specifically, the support base plate 3 is limited to be a square steel plate.

In order to enable the steel bar truss floor support plate 7 to have enough edge supporting force in the construction process of pouring concrete, the outer end part of the steel bar truss floor support plate 7 is further fixed with an L-shaped thin-wall galvanized steel plate 4 for edge folding.

Further, the stiffening plate and the steel beam 9 can be preferably welded to be fixedly connected.

Because the upper beam and the lower beam of the steel beam 9 are fixed with the web 5 in the middle in a welding mode, welding fillers are accumulated on the welding points, the chamfer angle 8 is arranged at the contact position of the welding points of the stiffening plate and the steel beam 9, and the chamfer angle 8 is arranged to just supplement the space occupied by the welding fillers, so that the stiffening plate and the steel beam 9 can be in full contact, and the overall stability is enhanced.

As shown in fig. 1, the steel bar truss floor deck with an overhanging length of 200mm is taken as an example to illustrate the field use process of the reinforcing structure:

the steel bar truss floor bearing plate 7 is laid by vertical steel beams 9, concrete is poured on the steel bar truss floor bearing plate and a flanging 6 is arranged on the steel bar truss floor bearing plate, the end part of the steel bar truss floor bearing plate 7 is limited by an L-shaped thin-wall galvanized steel plate 4, a main stiffening plate 1 and an auxiliary stiffening plate 2 with the interval of 500mm are welded on a web plate 5 of the bottom steel beam 9, and a support base plate 3 (a square steel plate with the side length of 100 mm) is additionally arranged between the steel bar truss floor bearing plate 7 and the stiffening plates to form an integral support system.

The embodiments given above are preferable examples for implementing the present application, and the present application is not limited to the above-described embodiments. Any non-essential addition or replacement made by a person skilled in the art according to the technical features of the technical solution of the present application falls within the scope of the present application.

Claims (7)

1. The utility model provides a steel bar truss floor carrier plate reinforced structure encorbelments, is in including girder steel (9), fixed assembly steel bar truss floor carrier plate (7) on girder steel (9), its characterized in that, web (5) both sides of girder steel (9) rigid coupling respectively have main stiffening plate (1) and vice stiffening plate (2), whole stiffening plate is constituteed with vice stiffening plate (2) to main stiffening plate (1), the stiffening plate height is the same with web (5) height, makes the stiffening plate with laminate each other between web (5), the upper and lower end of stiffening plate with laminate each other between girder steel (9) the entablature, the stiffening plate is followed girder steel (9) length direction equidistance distributes.

2. The cantilever steel-bar truss floor deck reinforcement structure according to claim 1, further comprising a support cushion plate (3), wherein the upper part of the main stiffening plate (1) extends outwards to the end part of the cantilever part of the steel-bar truss floor deck (7), and the support cushion plate (3) is fixedly arranged between the outer end part of the steel-bar truss floor deck (7) and the upper end of the main stiffening plate (1).

3. The outrigger steel bar truss floor deck reinforcing structure of claim 2, wherein the support mat (3) is a square steel plate.

4. The cantilever steel bar truss floor deck reinforcing structure according to claim 1, wherein the distance between two adjacent stiffening plates is 500 mm.

5. The reinforcing structure for the cantilever steel bar truss floor bearing plate according to claim 1, wherein an L-shaped thin-walled galvanized steel plate (4) is further fixed at the outer end of the steel bar truss floor bearing plate (7) for edging.

6. The reinforcing structure for the cantilever steel bar truss floor bearing plate according to claim 1, wherein the stiffening plate and the steel beam (9) are fixedly connected by welding.

7. The outrigger steel bar truss floor deck reinforcing structure of claim 6, wherein the contact position of the welding point of the stiffening plate and the steel beam (9) is provided with a chamfer (8).

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