CN215925612U

CN215925612U - Pier column structure of municipal administration road bridge design

Info

Publication number: CN215925612U
Application number: CN202122459214.3U
Authority: CN
Inventors: 潘衍亮
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-13
Filing date: 2021-10-13
Publication date: 2022-03-01
Anticipated expiration: 2031-10-13

Abstract

The utility model discloses a pier column structure designed for a municipal road bridge, and relates to the technical field of municipal road bridges. According to the pier column, the inner steel bars and the outer steel bars are arranged, the inner steel bars and the outer steel bars are connected through the connecting ribs, and the inner steel bars and the outer steel bars are matched, so that the structural strength of the pier column body can be effectively improved, the pier column body is prevented from cracking due to the influence of a vehicle, the anti-cracking steel wire mesh is arranged on the outer side of the concrete pouring layer, the mortar layer is arranged on the outer side of the anti-cracking steel wire mesh, and the anti-cracking steel wire mesh is matched with the mortar layer, so that the phenomenon that the surface of the concrete pouring layer cracks can be effectively reduced, and the service life of the pier column is prolonged.

Description

Pier column structure of municipal administration road bridge design

Technical Field

The utility model relates to the technical field of municipal roads and bridges, in particular to a pier column structure designed for municipal roads and bridges.

Background

Pier stud, the lower bearing weight that is used for bearing superstructure in civil engineering. The pier stud section is mostly circular, also has anisotropic pier studs such as ellipse, square, curvilinear figure, parabola, etc., is an important component in the projects such as bridges such as highway bridges, railway bridges, sidewalks, etc., overpasses, ramp bridges, overpasses, etc.

Current pier stud is concrete pier stud or steel construction pier stud mostly, and the concrete pier stud can receive the influence of top vehicle and shake in the use, and along with the increase of live time, the pier stud can be because of vibrations and the fracture, has caused certain influence to the life of pier stud. Therefore, it is necessary to develop a pier structure designed for municipal roads and bridges to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a pier column structure designed for a municipal road bridge, so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a pier stud structure of municipal administration road bridge design, includes the pier stud body, the pier stud body comprises a plurality of internal reinforcement, a plurality of outer reinforcing bar and concrete placement layer, and is a plurality of the internal reinforcement is the annular array and distributes, the outside of internal reinforcement is provided with a plurality of interior stirrup that are the distribution of linear array, the outside of reinforcing bar including the setting of outer reinforcing bar is a plurality of the outer reinforcing bar is the annular array and distributes, the outside of outer reinforcing bar is provided with a plurality of outer stirrups that are the distribution of linear array, be provided with the splice bar that is "S" shape structure between internal reinforcement and the outer reinforcing bar.

Preferably, concrete pouring layers are arranged on two sides of the inner steel bars, and anti-cracking steel wire meshes are arranged on the outer sides of the concrete pouring layers.

Preferably, the outer side of the anti-cracking steel wire mesh is provided with a mortar layer, and the surface of the mortar layer is provided with a protective coating.

Preferably, the top end of the pier stud body is inlaid with a plurality of studs, and the studs are distributed in an annular array.

Preferably, the bottom of pier stud body is provided with the base, the base sets up to round platform shape structure.

The utility model has the technical effects and advantages that:

1. according to the pier column, the inner steel bars and the outer steel bars are arranged, the inner steel bars and the outer steel bars are connected through the connecting bars, and the inner steel bars and the outer steel bars are matched, so that the structural strength of the pier column body can be effectively improved, the pier column body is prevented from being influenced by a vehicle to vibrate, the phenomenon that a concrete pouring layer cracks is avoided, the anti-cracking steel wire mesh is arranged on the outer side of the concrete pouring layer, the mortar layer is arranged on the outer side of the anti-cracking steel wire mesh, and the anti-cracking steel wire mesh is matched with the mortar layer, so that the phenomenon that the surface of the concrete pouring layer cracks can be effectively reduced, and the service life of the pier column is prolonged;

2. according to the utility model, the pedestal is arranged in the shape of the circular truncated cone, so that the contact area between the pier stud body and the ground is increased, the settlement of the pier stud body in the long-term use process is further avoided, and the installation of the bridge body at the top end of the pier stud body is facilitated by arranging the stud.

Drawings

Fig. 1 is a schematic view of the structure of the inner reinforcement bar of the present invention.

Fig. 2 is a schematic top-down view of the overall structure of the present invention.

Fig. 3 is a schematic view of the overall structure of the present invention.

In the figure: 1. a pier stud body; 2. inner reinforcing steel bars; 3. an inner stirrup; 4. outer steel bars; 5. an outer stirrup; 6. connecting ribs; 7. pouring a concrete layer; 8. anti-cracking steel wire mesh; 9. a mortar layer; 10. a stud; 11. a base.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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 invention.

The utility model provides a pier column structure designed by a municipal road and bridge as shown in figures 1-3, which comprises a pier column body 1, wherein the pier column body 1 is composed of a plurality of inner steel bars 2, a plurality of outer steel bars 4 and a concrete pouring layer 7, the plurality of inner steel bars 2 are distributed in an annular array, a plurality of inner stirrups 3 distributed in a linear array are arranged on the outer sides of the inner steel bars 2, the inner stirrups 2 and the inner stirrups 3 are fixedly connected through binding wires, the outer steel bars 4 are arranged on the outer sides of the inner steel bars 2, the plurality of outer steel bars 4 are distributed in an annular array, the inner stirrups 2 are matched with the outer steel bars 4, the structural strength of the pier column body 1 can be effectively improved, the pier column body 1 is prevented from vibrating under the influence of vehicles, the phenomenon that the concrete pouring layer 7 is cracked is avoided, a plurality of outer stirrups 5 distributed in a linear array are arranged on the outer sides of the outer steel bars 4, and the outer stirrups 4 and the outer stirrups 5 are fixedly connected through binding wires, outer stirrup 5 can be with the rigidity between a plurality of outer reinforcing bars 4, be provided with between interior reinforcing bar 2 and the outer reinforcing bar 4 and be the splice bar 6 of "S" shape structure, interior reinforcing bar 2, outer reinforcing bar 4 is all through pricking silk and 6 fixed connection of splice bar, the splice bar 6 of "S" shape structure can be with the rigidity between interior reinforcing bar 2 and the outer reinforcing bar 4, interior reinforcing bar 2, interior stirrup 3, outer reinforcing bar 4, outer stirrup 5 and the 6 cooperation of splice bar, form the steel reinforcement cage that the structure is more stable, thereby make pier stud body 1' S structural strength obtain showing the promotion.

The two sides of the inner steel bar 2 are both provided with concrete pouring layers 7, the outer side of each concrete pouring layer 7 is provided with an anti-cracking steel wire mesh 8, the outer side of each anti-cracking steel wire mesh 8 is provided with a mortar layer 9, the anti-cracking steel wire mesh 8 is matched with the mortar layer 9, can effectively reduce the cracking phenomenon on the surface of the concrete pouring layer 7, the surface of the mortar layer 9 is provided with a protective coating which is an anti-corrosion soil layer, the mortar layer 9 can be prevented from being corroded by rainwater, a plurality of studs 10 are embedded at the top end of the pier stud body 1, the studs 10 are distributed in an annular array, the installation of the bridge body at the top end of the pier stud body 1 is facilitated due to the arrangement of the studs 10, the base 11 is arranged at the bottom end of the pier stud body 1, the base 11 is in a truncated cone-shaped structure, the base 11 is in a truncated cone shape, thereby make the area of contact of pier stud body 1 and ground obtain promoting, and then avoided pier stud body 1 to take place to subside in the in-process of long-term use.

According to the utility model, the inner steel bars 2 and the outer steel bars 4 are arranged, the inner steel bars 2 and the outer steel bars 4 are connected through the connecting ribs 6, the inner steel bars 2 are matched with the outer steel bars 4, the structural strength of the pier column body 1 can be effectively improved, the pier column body 1 is prevented from being vibrated under the influence of vehicles, the phenomenon that the concrete pouring layer 7 cracks is further avoided, the anti-cracking steel wire mesh 8 is arranged on the outer side of the concrete pouring layer 7, the mortar layer 9 is arranged on the outer side of the anti-cracking steel wire mesh 8, the anti-cracking steel wire mesh 8 is matched with the mortar layer 9, the phenomenon that the surface of the concrete pouring layer 7 cracks can be effectively reduced, the service life of the pier column is prolonged, the base 11 is arranged into a circular truncated cone shape through the base 11, the contact area between the pier column body 1 and the ground is improved, and the settlement of the pier column body 1 in the long-term use process is further avoided, through setting up double-screw bolt 10, made things convenient for the installation of pontic at pier stud body 1 top.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a pier stud structure of municipal administration road bridge design, includes pier stud body (1), its characterized in that: pier stud body (1) comprises a plurality of internal reinforcement (2), a plurality of external reinforcement (4) and concrete placement layer (7), and is a plurality of internal reinforcement (2) are the annular array and distribute, the outside of internal reinforcement (2) is provided with a plurality of interior stirrup (3) that are the linear array and distribute, the outside of reinforcing bar (2) including external reinforcement (4) set up, and is a plurality of external reinforcement (4) are the annular array and distribute, the outside of external reinforcement (4) is provided with a plurality of outer stirrups (5) that are the linear array and distribute, be provided with between internal reinforcement (2) and external reinforcement (4) and be connecting rib (6) of "S" shape structure.

2. The pier construction of claim 1, wherein: concrete pouring layers (7) are arranged on two sides of the inner steel bars (2), and anti-cracking steel wire meshes (8) are arranged on the outer sides of the concrete pouring layers (7).

3. The pier construction of claim 2, wherein: the outer side of the anti-cracking steel wire mesh (8) is provided with a mortar layer (9), and the surface of the mortar layer (9) is provided with a protective coating.

4. The pier construction of claim 3, wherein: a plurality of studs (10) are embedded at the top end of the pier stud body (1), and the studs (10) are distributed in an annular array.

5. The pier construction of claim 4, wherein: the bottom of pier stud body (1) is provided with base (11), base (11) set up to round platform shape structure.