CN218932920U

CN218932920U - Prestressed reinforced concrete beam structure

Info

Publication number: CN218932920U
Application number: CN202223265154.2U
Authority: CN
Inventors: 朱思远; 雷震; 安长友
Original assignee: Qingdao Construction Group Co ltd; Qingjian Group Co Ltd
Current assignee: Qingdao Construction Group Co ltd; Qingjian Group Co Ltd
Priority date: 2022-12-07
Filing date: 2022-12-07
Publication date: 2023-04-28
Anticipated expiration: 2032-12-07

Abstract

A prestressed reinforced concrete beam-type structure. The beam structure comprises a beam plate (1), a connecting plate (2), a damping mechanism (3), an inverted triangular reinforcing bar frame (4), a right triangular beam body (5) and a vertical beam body (6), wherein the right triangular beam body (5) is fixedly arranged at the upper end of the vertical beam body (6), the inverted triangular reinforcing bar frame (4) is arranged at the top end of the right triangular beam body (5), the damping mechanism (3) is arranged at the top end of the inverted triangular reinforcing bar frame (4), the connecting plate (2) is arranged at the top end of the damping mechanism (3), and the beam plate (1) is arranged at the top end of the connecting plate (2). The method is used for solving the problem of reinforcing the bridge foundation.

Description

Prestressed reinforced concrete beam structure

Technical Field

The utility model belongs to the field of buildings, and particularly relates to a prestressed reinforced concrete beam structure.

Background

The pre-stress is used for reducing or counteracting the tensile stress of the concrete caused by the load, so that the tensile stress of the structural member is controlled in a smaller range and even in a pressed state, and the occurrence and development of concrete cracks are delayed, so that the cracking resistance and rigidity of the member are improved.

Bridge construction is needed in coastal areas of China, underwater stress is uneven, and in the engineering construction process, the foundation is very easy to encounter underwater stones or sediment, and unstable foundation and collapse problems are easily caused due to uneven stress, so that the foundation needs to be reinforced urgently.

Disclosure of Invention

The utility model provides a prestressed reinforced concrete beam structure which is used for solving the problem of reinforcing a bridge foundation.

The utility model is realized by the following technical scheme:

the utility model provides a prestressed reinforced concrete beam structure, beam structure includes beam slab 1, connecting plate 2, damper 3, the triangle of falling bar 4, right triangle roof beam body 5 and perpendicular roof beam body 6, the upper end of perpendicular roof beam body 6 is fixed to be set up right triangle roof beam body 5, the top of right triangle roof beam body 5 sets up the triangle of falling bar 4, the top of triangle of falling bar 4 sets up damper 3, damper 3's top sets up connecting plate 2, the top of connecting plate 2 sets up beam slab 1.

A prestressed reinforced concrete beam structure, set up on the beam slab 1 and play rings 1-1, it has lifting ring folding groove 1-2 to open on the beam slab 1, play rings 1-1 fold backward and put into and play rings folding groove 1-2.

The connecting plate 2 is an inverted trapezoid with a wide upper part and a narrow lower part.

The pre-stressed reinforced concrete beam structure comprises a damping mechanism 3, wherein the damping mechanism comprises a bearing steel bar Liang Zhu-1, a bearing steel bar Liang Zhu-2, a bearing steel bar Liang Zhu-3, a buffering folding steel plate I3-4, a buffering folding steel plate II 3-5, a damping layer I3-6 and a damping layer II 3-7;

the bearing steel bars Liang Zhu-1, the bearing steel bars Liang Zhu-2 and the bearing steel bars Liang Zhu-3 are uniformly distributed between the connecting plate 2 and the upper surface of the inverted triangular steel bar frame 4, the space is divided into a first chamber and a second chamber, a shock absorption layer I3-6 and a buffer folding steel plate I3-4 are arranged in the first chamber, the shock absorption layer I3-6 is arranged on the upper surface of the inverted triangular steel bar frame 4, the buffer folding steel plate I3-4 is arranged on the upper surface of the shock absorption layer I3-6, and the connecting plate 2 is arranged at the upper end of the buffer folding steel plate I3-4;

the two chambers are internally provided with a shock absorption layer I3-6 and a buffer folding steel plate II 3-5, the shock absorption layer I3-6 is arranged on the upper surface of the inverted triangular reinforcing steel bar frame 4, the buffer folding steel plate II 3-5 is arranged on the upper surface of the shock absorption layer I3-6, and the connecting plate 2 is arranged at the upper end of the buffer folding steel plate II 3-5.

A prestressed reinforced concrete beam structure, the inside of each side of the inverted triangle steel bar frame 4 is provided with a shock absorption steel bar group 4-1 respectively.

The beam structure of the prestressed reinforced concrete further comprises a reinforced steel plate 7, wherein the reinforced steel plate 7 is arranged between the side edge of the inverted triangle steel bar frame 4 and the side edge of the regular triangle beam body 5,

the beneficial effects of the utility model are as follows:

the lifting ring folding groove is matched with the lifting ring to realize the flat upper surface of the beam plate.

The connecting plate is inverted trapezoid to more firmly support the beam plate.

The damping mechanism provided by the utility model realizes the damping effect, and can also realize the buffering effect under high extrusion.

The damping reinforcement set of the utility model realizes the damping effect and reduces the displacement of the alignment triangular beam body and the vertical beam body when the vibration is large.

The reinforced steel plate provided by the utility model realizes the auxiliary stable support function of the inverted triangular reinforcing steel bar frame and the right triangular beam body.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a schematic diagram of specific reference numerals of fig. 1.

Fig. 3 is a schematic view of the structure of the reinforcing bar set of the present utility model.

Fig. 4 is a schematic view of the upper surface of the beam plate of the present utility model.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

A prestressed reinforced concrete beam structure, set up on the beam slab 1 and play rings 1-1, it has lifting ring folding groove 1-2 to open on the beam slab 1, play rings 1-1 fold backward and put into and play rings folding groove 1-2. Realizing the flat upper surface of the beam plate 1.

The connecting plate 2 is an inverted trapezoid with a wide upper part and a narrow lower part and is used for supporting the beam slab 1 more firmly.

the two chambers are internally provided with a shock absorption layer I3-6 and a buffer folding steel plate II 3-5, the shock absorption layer I3-6 is arranged on the upper surface of the inverted triangular reinforcing steel bar frame 4, the buffer folding steel plate II 3-5 is arranged on the upper surface of the shock absorption layer I3-6, and the connecting plate 2 is arranged at the upper end of the buffer folding steel plate II 3-5. The damping mechanism 3 realizes the damping effect and can also realize the buffering effect under high extrusion.

The utility model provides a prestressed reinforced concrete beam structure, the inboard of every side of falling triangle reinforcing bar frame 4 sets up shock attenuation reinforcing bar group 4-1 respectively, shock attenuation reinforcing bar group 4-1 realizes the effect that reduces vibrations.

The utility model provides a prestressed reinforced concrete beam structure, beam structure still includes reinforcing steel plate 7, set up reinforcing steel plate 7 between the side of falling triangle reinforcing steel bar frame 4 and the side of regular triangle beam body 5, reinforcing steel plate 7 realizes the effect of supplementary steady support.

When the beam plate is vibrated or when the beam plate is vibrated, the vibration of the components in the damping mechanism below can be reduced, so that the service life of the whole structure is longer.

The utility model comprises a plurality of triangle structures, so that the structure is more stable, and the effect of reducing vibration is better.

2 triangular holes are formed between the inverted triangular reinforcing steel bar frame and the regular triangular beam after the triangular reinforcing steel bar frame and the regular triangular beam are combined, and water passing is facilitated.

The reinforcing steel plate is erected between the inverted triangular reinforcing steel bar frame and the right triangular beam, so that the auxiliary supporting function can be achieved, 2 triangles are formed in the structure, water flow can pass through conveniently, single stress points due to the upper framework are reduced, and the structural stability is higher.

Claims

1. The utility model provides a prestressed reinforced concrete beam structure, its characterized in that, beam structure includes beam slab (1), connecting plate (2), damper (3), falls triangular reinforcement (4), just triangular beam body (5) and perpendicular roof beam body (6), the upper end of perpendicular roof beam body (6) is fixed to be set up just triangular beam body (5), the top of just triangular beam body (5) sets up and falls triangular reinforcement (4), the top of falling triangular reinforcement (4) sets up damper (3), the top of damper (3) sets up connecting plate (2), the top of connecting plate (2) sets up beam slab (1).

2. The prestressed reinforced concrete beam structure according to claim 1, wherein the beam slab (1) is provided with a lifting ring (1-1), the beam slab (1) is provided with a lifting ring folding groove (1-2), and the lifting ring (1-1) is folded backwards and placed into the lifting ring folding groove (1-2).

3. The prestressed reinforced concrete girder structure according to claim 1, wherein the connection plate (2) is an inverted trapezoid with a wide upper part and a narrow lower part.

4. The prestressed reinforced concrete girder structure according to claim 1, wherein the shock absorbing mechanism (3) comprises a load-bearing reinforcement Liang Zhu (3-1), a load-bearing reinforcement Liang Zhu (3-2), a load-bearing reinforcement Liang Zhu (3-3), a cushion-folded steel plate i (3-4), a cushion-folded steel plate ii (3-5), a shock absorbing layer i (3-6), and a shock absorbing layer ii (3-7);

the bearing steel bars Liang Zhu (3-1), the bearing steel bars Liang Zhu (3-2) and the bearing steel bars Liang Zhu (3-3) are uniformly distributed between the connecting plate (2) and the upper surface of the inverted triangle steel bar frame (4) to divide the space into a chamber and two chambers, a damping layer I (3-6) and a buffering folding steel plate I (3-4) are arranged in the chamber, the damping layer I (3-6) is arranged on the upper surface of the inverted triangle steel bar frame (4), the buffering folding steel plate I (3-4) is arranged on the upper surface of the damping layer I (3-6), and the connecting plate (2) is arranged at the upper end of the buffering folding steel plate I (3-4);

the two-chamber is filled with a shock absorption layer I (3-6) and a buffering folding steel plate II (3-5), the shock absorption layer I (3-6) is arranged on the upper surface of the inverted triangular reinforcing steel bar frame (4), the buffering folding steel plate II (3-5) is arranged on the upper surface of the shock absorption layer I (3-6), and a connecting plate (2) is arranged at the upper end of the buffering folding steel plate II (3-5).

5. The prestressed reinforced concrete girder structure according to claim 1, wherein a shock-absorbing reinforcement set (4-1) is provided at the inner side of each side of the inverted triangle-shaped reinforcing bar frame (4).

6. The prestressed reinforced concrete girder structure according to claim 1, further comprising a reinforcing steel plate (7), wherein the reinforcing steel plate (7) is disposed between the side of the inverted triangle reinforcing steel bar (4) and the side of the right triangle girder body (5).