CN218951931U

CN218951931U - T-shaped bridge with good stability

Info

Publication number: CN218951931U
Application number: CN202223451434.2U
Authority: CN
Inventors: 金剑; 齐东军; 郭松; 舒前金; 黄祎涵; 潘亮; 陈定慧; 裴宸通; 吕晓军; 何英东
Original assignee: Shangrao Raojian Assembled Building Materials Co ltd
Current assignee: Shangrao Raojian Assembled Building Materials Co ltd
Priority date: 2022-12-23
Filing date: 2022-12-23
Publication date: 2023-05-02
Anticipated expiration: 2032-12-23

Abstract

The utility model discloses a T-shaped bridge with good stability, which relates to the field of T-shaped bridges and comprises a pier seat and a bridge deck, wherein bases are arranged on two sides of the pier seat, a first support frame is fixed at one end of the base, a connecting plate is fixed at the other end of the first support frame, the other end of the connecting plate is fixedly connected with the bridge deck, a first fixing plate is arranged at one side of the first support frame, a second support frame is fixedly connected with the other side of the first fixing plate, a second fixing plate is fixed at the other end of the second support frame, and a third bolt is arranged on the second fixing plate. According to the utility model, the first fixing plate, the second supporting frame, the second fixing plate, the second bolt and the third bolt are arranged, the second supporting frame, the first supporting frame and the bridge deck form a triangle, and the contact place of the span edges of the two T-shaped beams of the T-shaped bridge is supported, so that the supporting force of the bridge deck between the two T-shaped beams is increased, and the overall stability of the bridge is increased.

Description

T-shaped bridge with good stability

Technical Field

The utility model relates to the field of T-shaped bridges, in particular to a T-shaped bridge with good stability.

Background

The T-shaped bridge takes the T-shaped beam as the beam bridge of the main bearing structure, when the load on the bridge acts to generate bending moment, the beam is made into a T shape with big top and small bottom, and the reinforcement is arranged at the lower edge, so that the compressive strength of concrete is fully utilized, the high tensile strength of the reinforcement is further saved compared with the rectangular beam bridge, and the dead weight is lightened.

The T-shaped beam bridge is built most on the highway of China, the bridge type plays an important role in improving the highway traffic of China, the cross section of the T-shaped bridge is in a T shape, the selected parts on two sides are flanges, the middle part of the T-shaped bridge is a beam rib, and the prestressed concrete T-shaped beam bridge has the advantages of simple structure, definite stress, material saving, convenient erection and installation, large spanning capacity and the like.

The T-shaped bridge has strong supporting force, but the support of the span edge joint of the T-shaped bridge is weak, and the T-shaped bridge may be dangerous in construction or use, and when the edges of the two sides of the T-shaped bridge are stressed unevenly, side turnover may occur, so that casualties are caused.

Disclosure of Invention

Based on the above, the utility model aims to provide a T-shaped bridge with good stability so as to solve the technical problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a T type bridge that stability is good, includes pier seat and bridge floor, the both sides of pier seat all are provided with the base, the one end fixedly connected with first support frame of base, first support frame and T type bridge body and bridge floor form triangle-shaped, support the bridge floor on T type bridge both sides, increase the holding power intensity to the bridge floor on T type bridge both sides, the other end of first support frame is fixed with the connecting plate, the other end and the bridge floor fixed connection of connecting plate, one side of first support frame is provided with first fixed plate, the another side fixedly connected with second support frame of first fixed plate, the other end fixedly connected with second fixed plate of second support frame, be provided with the third spiral shell on the second fixed plate, second support frame and first support frame and bridge floor form triangle-shaped, support the bridge floor in the middle of two T type bridges, increased the holding power to bridge floor in the middle of two T type bridges.

Through adopting above-mentioned technical scheme, set up first fixed plate, second support frame, second fixed plate. The second support frame, the first support frame and the bridge deck form a triangle, the bridge deck in the middle of two T-shaped beams of the T-shaped bridge is supported, the supporting force of the bridge deck in the middle of two T-shaped beams is increased, and the overall stability of the bridge is improved.

The utility model is further characterized in that the bases are arranged in a group of two, the bases are respectively positioned at two sides of the pier base, and similarly, the first support frame and the connecting plate are arranged in a group of two.

Through adopting above-mentioned technical scheme, can support the bridge floor of T shape bridge both sides, increase the holding power to the bridge floor of both sides, prevent that the bridge floor from turning on one's side because of the atress is uneven.

The utility model is further characterized in that the base is provided with four first bolts, and the four first bolts are respectively positioned at four corners of the base.

Through adopting above-mentioned technical scheme, can just fix first support frame on the pier base, increase the stability that supports, can support the bridge floor better.

The utility model further provides that the first fixing plate is provided with the second bolts, the number of the second bolts is four, and the first fixing plate is fixed on the first supporting frame through the second bolts.

Through adopting above-mentioned technical scheme, can fix the second support frame on first support frame, make things convenient for overall structure to the support of bridge floor in the middle of two T-shaped beams.

The utility model further provides that the material of the second support frame is carbon structural steel, and the second support frame is H-shaped.

By adopting the technical scheme, the carbon structural steel has certain supporting force, the distribution of the H-shaped cross section area is more optimized, the strength-to-weight ratio is more reasonable, and the supporting force of the structure can be enhanced.

The utility model further provides that the number of the second supporting frames is two, and the second supporting frames are symmetrical along the center of the second fixing plate.

By adopting the technical scheme, symmetrical triangles can be formed by the T-shaped beams at the two sides, and the bridge deck in the middle of the T-shaped beams at the two sides is supported.

The utility model further provides that the first support frame and the second support frame are obliquely arranged.

Through adopting above-mentioned technical scheme, first support frame and second support frame can form triangle-shaped with T-shaped roof beam and bridge floor together, support the bridge floor, make the stability of bridge stronger.

In summary, the utility model has the following advantages:

1. according to the utility model, the base, the first support frame, the connecting plate and the first bolt are arranged, the first support frames at the two sides of the T-shaped bridge, the T-shaped bridge body and the bridge deck form a triangle, the two sides of the T-shaped bridge are supported, the strength of supporting force on the two sides of the T-shaped bridge is increased, the side turning of the T-shaped bridge due to uneven bridge deck stress is avoided, and the stability of the two sides of the T-shaped bridge is enhanced.

2. The utility model is provided with the first fixing plate, the second supporting frame and the second fixing plate. The second support frame, the first support frame and the bridge deck form a triangle, the bridge deck in the middle of two T-shaped beams of the T-shaped bridge is supported, the supporting force of the bridge deck in the middle of two T-shaped beams is increased, and the overall stability of the bridge is improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a side view of the present utility model;

fig. 3 is a perspective view of a second support frame according to the present utility model.

In the figure: 1. pier seat; 2. bridge deck; 3. a base; 4. a first bolt; 5. a first support frame; 6. a connecting plate; 7. a first fixing plate; 8. a second bolt; 9. a second support frame; 10. a second fixing plate; 11. and a third bolt.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

Hereinafter, an embodiment of the present utility model will be described in accordance with its entire structure.

The utility model provides a T type bridge that stability is good, as shown in figures 1-3, including pier stud 1 and bridge floor 2, pier stud 1's both sides all are provided with base 3, the one end fixedly connected with first support frame 5 of base 3, the other end of first support frame 5 is fixed with connecting plate 6, the other end and bridge floor 2 fixed connection of connecting plate 6, first support frame 5 can form triangle-shaped with pier and bridge floor 2, the side to the bridge has the support, increase the stability of bridge, one side of first support frame 5 is provided with first fixed plate 7, the another side fixedly connected with second support frame 9 of first fixed plate 7, the other end fixedly connected with second fixed plate 10 of second support frame 9, be provided with third bolt 11 on the second fixed plate 10, second support frame 9 and first support frame 5 and bridge floor 2 form triangle-shaped this moment, support bridge floor 2 in the middle of two T-shaped beams, increase the holistic stability of bridge.

Referring to fig. 2, in the above embodiment, the base 3 is set to be two groups, and is respectively located at two sides of the pier seat 1, and similarly, the first support frame 5 and the connecting plate 6 are set to be two groups, so as to support the bridge deck 2 at two sides of the T-shaped bridge, increase the supporting force on the bridge deck 2 at two sides, and prevent the bridge deck 2 from turning on one's side due to uneven stress.

Referring to fig. 1, in the above embodiment, the first supporting frame 5 and the second supporting frame 9 are installed obliquely, and the first supporting frame 5 and the second supporting frame 9 can form a triangle together with the T-beam and the bridge deck 2 to support the bridge deck 2, so that the stability of the bridge is stronger.

Referring to fig. 1, in the above embodiment, the number of the second supporting frames 9 is two, and the second supporting frames are symmetrical along the center of the second fixing plate 10, so that symmetrical triangles can be formed by the T-beams at two sides, and the bridge deck 2 in the middle of the T-beams at two sides can be supported.

Referring to fig. 3, in the above embodiment, the material of the second supporting frame 9 is carbon structural steel, and the second supporting frame 9 is set to be "H" type, and the carbon structural steel has a certain supporting force, so that the distribution of the "H" type cross-sectional area is more optimized, the ratio of strength to weight is more reasonable, and the supporting force of the structure can be enhanced.

Referring to fig. 1, in the above embodiment, the first fixing plate 7 is provided with the second bolts 8, and the number of the second bolts 8 is four, and the first fixing plate 7 is fixed on the first supporting frame 5 through the second bolts 8, so that the second supporting frame 9 can be fixed on the first supporting frame 5, which is convenient for the support of the bridge deck 2 between the two T-beams by the overall structure.

Referring to fig. 1, in the above embodiment, the base 3 is provided with the first bolts 4, and the number of the first bolts 4 is four, which are respectively located at four corners of the base 3, so that the first support frame 5 can be just fixed on the pier base 1, which increases the stability of support and can better support the bridge deck 2.

The working principle of the utility model is as follows: the base 3 is placed on the pier seat 1, the first bolt 4 is screwed, the base 3 is fixed on the pier seat 1, the connecting plate 6 is fixedly connected with the bridge deck 2, the first supporting frame 5 on the base 3 is inclined at the moment and forms a triangle with the T-shaped beams and the bridge deck 2, the bridge deck 2 on two sides of the T-shaped bridge is supported, the first fixing plate 7 is fixed on the first supporting frame 5 through the second bolt 8, the third bolt 11 is screwed to fix the second fixing plate 10 on the bridge deck 2, the second supporting frame 9, the first supporting frame 5 and the bridge deck 2 form a triangle at the moment, the bridge deck 2 in the middle of the two T-shaped beams is supported, and the overall stability of the bridge is improved.

Although embodiments of the utility model have been shown and described, the detailed description is to be construed as exemplary only and is not limiting of the utility model as the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and modifications, substitutions, variations, etc. may be made in the embodiments as desired by those skilled in the art without departing from the principles and spirit of the utility model, provided that such modifications are within the scope of the appended claims.

Claims

1. The utility model provides a T type bridge that stability is good, includes pier stud (1) and bridge floor (2), its characterized in that: the pier comprises a pier seat (1), wherein bases (3) are arranged on two sides of the pier seat (1), one end of each base (3) is fixedly connected with a first support frame (5), the other end of each first support frame (5) is fixedly connected with a connecting plate (6), the other end of each connecting plate (6) is fixedly connected with a bridge deck (2), one side of each first support frame (5) is provided with a first fixing plate (7), the other side of each first fixing plate (7) is fixedly connected with a second support frame (9), the other end of each second support frame (9) is fixedly connected with a second fixing plate (10), and a third bolt (11) is arranged on each second fixing plate (10).

2. The stable T-bridge of claim 1 wherein: the base (3) is arranged as two groups, the base is respectively positioned at two sides of the pier seat (1), and similarly, the first support frame (5) and the connecting plate (6) are arranged as two groups.

3. The stable T-bridge of claim 1 wherein: the base (3) is provided with first bolts (4), and the number of the first bolts (4) is four and the first bolts are respectively located at four corners of the base (3).

4. The stable T-bridge of claim 1 wherein: the first fixing plate (7) is provided with second bolts (8), the number of the second bolts (8) is four, and the first fixing plate (7) is fixed on the first supporting frame (5) through the second bolts (8).

5. The stable T-bridge of claim 1 wherein: the second support frame (9) is made of carbon structural steel, and the second support frame (9) is H-shaped.

6. The stable T-bridge of claim 1 wherein: the number of the second supporting frames (9) is two, and the second supporting frames are symmetrical along the center of the second fixing plate (10).

7. The stable T-bridge of claim 1 wherein: the first support frame (5) and the second support frame (9) are obliquely arranged.