CN217652105U

CN217652105U - Steel bar truss floor support plate

Info

Publication number: CN217652105U
Application number: CN202123454749.8U
Authority: CN
Inventors: 姜民; 应瑛; 单银木; 刘晓光; 吕池益
Original assignee: Hangxiao Steel Structure Co Ltd
Current assignee: Hangxiao Steel Structure Co Ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-10-25
Anticipated expiration: 2031-12-31

Abstract

The utility model discloses a steel bar truss building carrier plate, including upper horizontal reinforcing bar, lower floor's longitudinal reinforcement, upper longitudinal reinforcement and die block, upper longitudinal reinforcement and lower floor's longitudinal reinforcement link to each other through vertical connecting reinforcement and form the monolithic truss, and vertical connecting reinforcement's lower extreme links to each other with the die block, and upper horizontal reinforcing bar and upper longitudinal reinforcement welded fastening, in order to link to each other two at least monolithic trusses, still are equipped with the web member reinforcing bar between upper longitudinal reinforcement and the die block. The steel bar truss floor support plate is connected through the upper longitudinal steel bars, the vertical connecting steel bars and the lower longitudinal steel bars to form a single-piece truss, so that the using amount of the steel bars is reduced, and the material cost is reduced. In addition, the single-piece truss is welded and fixed by the upper-layer transverse steel bars, the stability of the single-piece truss is guaranteed by the upper-layer transverse steel bars and the web member steel bars on two sides, and meanwhile, the on-site binding is not needed, so that the labor cost is reduced, and the construction cost of the steel bar truss floor bearing plate is reduced.

Description

Steel bar truss floor support plate

Technical Field

The utility model relates to a building engineering technical field, in particular to steel bar truss building carrier plate.

Background

In order to improve the building industrialization level, the technical development of the fabricated building is widely regarded, the steel structure house is an important development direction of the fabricated building, the floor system is an important component in the steel structure house system, and the development of the industrialized production and the fabricated construction technology is an important factor influencing the construction period. Current steel bar truss building carrier plate, steel bar truss are the triangular truss, and the volume of using steel is great, and the horizontal reinforcement on upper strata is on-the-spot ligature, and the labour cost is higher, has improved construction cost.

Therefore, how to reduce the construction cost of the steel bar truss floor support plate is a technical problem which needs to be solved urgently by the technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a steel bar truss building carrier plate, it links to each other single truss through upper horizontal reinforcing bar, therefore does not need on-the-spot ligature, has reduced the labour cost.

In order to realize the above-mentioned purpose, the utility model provides a steel bar truss building carrier plate, including upper horizontal reinforcing bar, lower floor's longitudinal reinforcement, upper longitudinal reinforcement and die block, upper longitudinal reinforcement with lower floor's longitudinal reinforcement links to each other through vertical connecting reinforcement and forms the monolithic truss, vertical connecting reinforcement's lower extreme with the die block links to each other, upper horizontal reinforcing bar with upper longitudinal reinforcement welded fastening, in order to be at least two the monolithic truss links to each other, upper longitudinal reinforcement with still be equipped with the web member reinforcing bar between the die block.

Preferably, the bottom die is a disassembly-free bottom die, and the disassembly-free bottom die is a fiber cement board, a concrete board or a calcium silicate board.

Preferably, the die block is removable die block, removable die block is steel sheet, bamboo (wood) plywood or aluminum alloy template, removable die block with the lower extreme fixed connection of vertical connecting reinforcement

Preferably, the disassembly-free bottom die comprises a reinforced framework and a bottom die casting material, the reinforced framework comprises longitudinal auxiliary steel bars, and the longitudinal auxiliary steel bars are welded and fixed with the lower ends of the vertical connecting steel bars.

Preferably, web member reinforcing bar lower extreme with vertical auxiliary reinforcement welded fastening, the reinforcement cage still includes horizontal reinforcing bar, horizontal reinforcing bar is located the web member reinforcing bar with between the vertical auxiliary reinforcement, the web member reinforcing bar with vertical auxiliary reinforcement all with horizontal reinforcing bar welded fastening.

Preferably, a supporting area is formed between all the single trusses, the transverse end portion of the bottom die extends out of the supporting area, the lower ends of the web member steel bars are connected with the end portion of the bottom die, and the upper ends of the web member steel bars are welded and fixed with the upper-layer longitudinal steel bars of the single trusses located on the side portion of the supporting area.

Preferably, the upper layer of transverse steel bars is flush with the longitudinal side edge position of the bottom die or extends to the outer side of the corresponding area of the bottom die, and the length of the part, located at the outer side of the corresponding area of the bottom die, of the end part of the upper layer of transverse steel bars is smaller than or equal to 1000mm.

Preferably, two adjacent web member reinforcing bars form a triangular structure, and all the triangular structures are longitudinally distributed between the bottom die and the upper layer of longitudinal reinforcing bars to form the wave-shaped support.

The utility model provides a steel bar truss building carrier plate, including upper horizontal reinforcing bar, lower floor's longitudinal reinforcement, upper longitudinal reinforcement and die block, upper longitudinal reinforcement and lower floor's longitudinal reinforcement link to each other through vertical connecting reinforcement and form the monolithic truss, and vertical connecting reinforcement's lower extreme links to each other with the die block, and upper horizontal reinforcing bar and upper longitudinal reinforcement welded fastening, in order to link to each other two at least monolithic trusses, still are equipped with the web member reinforcing bar between upper longitudinal reinforcement and the die block.

The steel bar truss floor support plate is connected through the upper longitudinal steel bars, the vertical connecting steel bars and the lower longitudinal steel bars to form a single-piece truss, so that the using amount of the steel bars is reduced, and the material cost is reduced. In addition, the single-piece truss is welded and fixed by the upper-layer transverse steel bars, the stability of the single-piece truss is guaranteed by the upper-layer transverse steel bars and the web member steel bars, and meanwhile, the single-piece truss does not need to be bound on site, so that the labor consumption is reduced, and the construction cost of the steel bar truss floor bearing plate is reduced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a cross-sectional view of a steel bar truss floor deck provided by the present invention;

fig. 2 is an elevation view of the steel truss floor deck of fig. 1.

Wherein the reference numerals in fig. 1 and 2 are:

the steel reinforcement structure comprises upper-layer longitudinal steel bars 1, lower-layer longitudinal steel bars 2, upper-layer transverse steel bars 3, vertical connecting steel bars 4, web member steel bars 5, a bottom die 6, longitudinal auxiliary steel bars 7 and transverse reinforcing steel bars 8.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In order to make the technical field of the present invention better understand, the present invention is further described in detail with reference to the attached drawings and the detailed description.

Referring to fig. 1 and 2, fig. 1 is a cross-sectional view of a steel bar truss floor deck provided by the present invention; fig. 2 is an elevation view of the steel truss floor deck of fig. 1.

The utility model provides a steel bar truss building carrier plate, the structure is as shown in figure 1 and figure 2, including upper horizontal reinforcing bar 3, lower floor's longitudinal reinforcement 2, upper longitudinal reinforcement 1 and die block 6. Wherein, upper longitudinal reinforcement 1, vertical connecting reinforcement 4 and lower floor's longitudinal reinforcement 2 link to each other through the welded mode, form the monolithic truss. At least two monolithic trusses are transversely arranged, and upper horizontal reinforcing bar 3 is along transversely setting up, and upper horizontal reinforcing bar 3 can set up in upper longitudinal reinforcement 1 below to with upper longitudinal reinforcement 1 welded fastening. Still be equipped with web member reinforcing bar 5 between upper longitudinal reinforcement 1 and the die block 6, transversely arranged's monolithic truss passes through upper transverse reinforcement 3 to be fixed, and upper transverse reinforcement 3 and web member reinforcing bar 5 can guarantee that the truss is overall stable, need not carry out the ligature to the truss again. The lower end of the vertical connecting steel bar 4 is connected with the bottom die 6, and the lower-layer longitudinal steel bar 2 is positioned above the bottom die 6.

Optionally, in an embodiment of the present application, the bottom mold 6 is a detachable bottom mold, for example, a galvanized steel plate. The lower ends of the vertical connecting steel bars 4 and the web member steel bars 5 are welded and fixed with the detachable bottom die. Certainly, the bottom die 6 may also be made of bamboo (wood) plywood, the vertical connecting steel bars 4 and the web member steel bars 5 may be connected to the bottom die 6 by using connecting members or by bonding, and the structure of the connecting members may refer to the prior art and will not be described herein again.

Optionally, in another embodiment of the present application, the bottom mold 6 is a non-detachable bottom mold. Exempt from to tear open die block and pour the material including strengthening skeleton and die block, strengthen the skeleton specifically and be the metal material, vertical connecting reinforcement 4 and strengthen skeleton welded fastening, the lower extreme of web member reinforcing bar 5 also buries underground in die block 6. The bottom die casting material can be Concrete such as ordinary Concrete, cement mortar, fiber cement board, calcium silicate board, fine stone Concrete board, ultra-High Performance Concrete board (UHPC Ultra-High Performance Concrete) and other material boards arranged outside the reinforced framework. In addition, the bottom die 6 can also adopt the fiber cement board and other boards without a reinforcing framework, the structural strength of the boards is higher, so that the reinforcing framework does not need to be arranged, and the bottom die made of the materials can also be connected through a connecting piece or a connecting mode in the prior art, and the limitation is not made here.

Optionally, the reinforcing framework comprises longitudinal auxiliary steel bars 7, the longitudinal auxiliary steel bars 7 are parallel to the upper-layer longitudinal steel bars 1 and are welded and fixed with the lower ends of the vertical connecting steel bars 4, and the longitudinal auxiliary steel bars 7 can improve the strength of the bottom die 6. Of course, the reinforcing frame can also be provided with transverse auxiliary steel bars, so that the strength of the bottom die 6 is further improved.

As shown in fig. 1, the steel bar truss floor support plate is provided with three single trusses, a support area is formed between the three single trusses, and the two single trusses are side trusses located at the side of the support area. The transverse end part of the bottom die 6 extends out of the supporting area, the lower end of the web member steel bar 5 is connected with the end part of the bottom die 6, and the upper end of the web member steel bar 5 is welded and fixed with the upper-layer longitudinal steel bar 1 of the side truss on the side where the web member steel bar 5 is located. The web reinforcement 5 thus has a first predetermined angle to the vertical longitudinal plane.

As shown in fig. 2, the web member reinforcing bars 5 and the transverse plane have a second predetermined angle therebetween, and taking the first two web member reinforcing bars 5 on the left side in fig. 2 as an example, the upper ends thereof are connected to the same point of the upper layer longitudinal reinforcing bar 1, and the lower ends of the two web member reinforcing bars 5 extend downward and leftward and downward and rightward, respectively, thereby forming a triangular structure. The lower end of the third web member steel bar and the lower end of the second web member steel bar are connected to the lower layer longitudinal steel bar 2, and the upper end of the third web member steel bar extends upwards and rightwards, so that the web member steel bar 5 forms a wavy support structure between the bottom die 6 and the upper layer longitudinal steel bar 1. The web member reinforcing steel bars 5 can strengthen the truss from two sides, and the overall stability of the truss is improved. Of course, the user can set the distribution mode of the web member steel bars 5 according to the needs, and the distribution mode is not limited herein.

In addition, 5 lower extremes of web member reinforcing bar and vertical auxiliary reinforcement 7 welded fastening, the reinforcement cage still includes horizontal reinforcing bar 8. Horizontal reinforcing bar 8 is located between web member reinforcing bar 5 and vertical auxiliary reinforcement 7, and web member reinforcing bar 5 and vertical auxiliary reinforcement 7 all with horizontal reinforcing bar 8 welded fastening, and horizontal reinforcing bar can improve the intensity of web member reinforcing bar 5 and die block 6, further improves the overall stability of truss.

Optionally, the upper layer of transverse steel bars 3 may be flush with the longitudinal side of the bottom mold 6, or may extend to the outside of the corresponding area of the bottom mold 6. As shown in fig. 1, the ends of the upper layer of transverse reinforcing bars 3 extend to the outside of the corresponding area of the bottom mold 6, i.e. the projection of the ends of the upper layer of transverse reinforcing bars 3 on the horizontal plane is located outside the projection of the bottom mold 6 on the horizontal plane. In addition, the length of the part of the end part of the upper layer of transverse reinforcing steel bar 3 extending to the projection outer side of the bottom die 6 is less than or equal to 1000mm.

In this embodiment, single longitudinal steel bar truss in lower floor is adopted to steel bar truss floor carrier plate, and for triangular steel bar truss, it is less with the steel volume. Simultaneously, steel bar truss building carrier plate has set up upper horizontal reinforcing bar 3 and has arranged into wavy web member reinforcing bar 5, has improved the overall stability of steel bar truss building carrier plate, guarantees that it has higher bearing capacity. In addition, the steel bar truss floor support plate can be transported to a construction site after welding the upper-layer longitudinal steel bars 1, the lower-layer longitudinal steel bars 2, the vertical connecting steel bars 4, the upper-layer transverse steel bars 3 and the like in advance. On one hand, the connecting strength is ensured, on the other hand, the labor force for arranging and binding the reinforcing steel bars on site is saved, the labor force on site is saved, and the connecting device has good economic benefit.

It is noted that, in this specification, relational terms such as first and second, and the like are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.

It is right above the utility model provides a steel bar truss building carrier plate has carried out detailed introduction. The principles and embodiments of the present invention have been explained herein using specific examples, and the above description of the embodiments is only used to help understand the method and its core idea of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims

1. The utility model provides a steel bar truss building carrier plate, its characterized in that includes upper horizontal reinforcing bar (3), lower floor longitudinal reinforcement (2), upper longitudinal reinforcement (1) and die block (6), upper longitudinal reinforcement (1) with lower floor longitudinal reinforcement (2) link to each other through vertical connecting reinforcement (4) and form the monolithic truss, the lower extreme of vertical connecting reinforcement (4) with die block (6) link to each other, upper horizontal reinforcing bar (3) with upper longitudinal reinforcement (1) welded fastening, in order to be at least two the monolithic truss links to each other, upper longitudinal reinforcement (1) with still be equipped with web member reinforcing bar (5) between die block (6).

2. The steel bar truss floor deck according to claim 1, wherein the bottom form (6) is a non-dismantling bottom form, and the non-dismantling bottom form is a fiber cement board, a concrete board or a calcium silicate board.

3. The steel bar truss floor support plate according to claim 1, wherein the bottom mold (6) is a detachable bottom mold, the detachable bottom mold is a steel plate, a bamboo plywood or an aluminum alloy template, and the detachable bottom mold is fixedly connected with the lower ends of the vertical connecting steel bars (4).

4. The steel bar truss floor deck according to claim 2, wherein the detachment-free bottom formwork comprises a reinforcing framework and bottom formwork casting materials, the bottom formwork framework comprises longitudinal auxiliary steel bars (7), and the longitudinal auxiliary steel bars (7) are welded and fixed with the lower ends of the vertical connecting steel bars (4).

5. The steel bar truss floor deck according to claim 4, wherein the lower ends of the web members (5) are welded to the longitudinal auxiliary reinforcement bars (7), the reinforcing frame further comprises transverse reinforcement bars (8), the transverse reinforcement bars (8) are located between the web members (5) and the longitudinal auxiliary reinforcement bars (7), and the web members (5) and the longitudinal auxiliary reinforcement bars (7) are welded to the transverse reinforcement bars (8).

6. The steel bar truss floor deck according to claim 5, wherein a support area is formed between all the single-piece trusses, the lateral ends of the bottom forms (6) extend out of the support area, the lower ends of the web members (5) are fixed to the ends of the lateral reinforcing bars (8), and the upper ends of the web members are welded to the upper longitudinal bars (1) of the single-piece trusses located at the side of the support area.

7. The steel bar truss floor deck according to claim 6, wherein two adjacent web members (5) form a triangular structure, and all the triangular structures are longitudinally distributed between the bottom form (6) and the upper layer of longitudinal steel bars (1) to form wave-shaped supports.

8. The steel bar truss floor deck according to any one of claims 1 to 7, wherein the upper layer of transverse steel bars (3) are level with the longitudinal side position of the bottom die (6) or extend to the outer side of the corresponding area of the bottom die (6), and the length of the part of the end part of the upper layer of transverse steel bars (3) located at the outer side of the corresponding area of the bottom die (6) is less than or equal to 1000mm.