CN212052575U

CN212052575U - Prefabricated longitudinal beam for wharf

Info

Publication number: CN212052575U
Application number: CN202020460031.6U
Authority: CN
Inventors: 韩杰; 秦赟佳; 李园园; 李响
Original assignee: Nantong Hangyu Structural Parts Co ltd
Current assignee: Nantong Hangyu Structural Parts Co ltd
Priority date: 2020-04-01
Filing date: 2020-04-01
Publication date: 2020-12-01
Anticipated expiration: 2030-04-01

Abstract

The utility model discloses a prefabricated longitudinal beam for wharfs, which comprises a prefabricated longitudinal beam body, wherein the prefabricated longitudinal beam body is provided with a table top, a lifting table, a bottom cross beam, a steel reinforcement framework, a bottom reinforcing penetrating beam, a Y-axis rib, a transverse rib and a fixed connecting piece, the steel reinforcement framework is arranged inside the prefabricated longitudinal beam body, the steel reinforcement framework is provided with the transverse rib and the Y-axis rib which are perpendicular to each other, the junction of the transverse ribs and the Y-axis ribs is welded, two rows of bottom reinforcing penetrating beams are arranged at the bottom of the steel reinforcement framework, the bottom reinforcing penetrating beams adopt steel reinforcements with the diameter being twice that of the transverse ribs and the Y-axis ribs, a table top is arranged above the prefabricated longitudinal beam body, an inverted trapezoidal lifting table is arranged below the table top, a bottom cross beam is arranged in the center of the bottom of the prefabricated longitudinal beam body, this prefabricated longeron body reasonable in design adopts the trapezoidal design of lifting the platform that lifts that has the high strength, improves the bearing capacity of prefabricated longeron.

Description

Prefabricated longitudinal beam for wharf

Technical Field

The utility model relates to a pier specifically is a pier is with prefabricated longeron technical field.

Background

The bridge is generally a structure which is erected on rivers, lakes and seas and allows vehicles, pedestrians and the like to smoothly pass through. In order to adapt to the modern high-speed developed traffic industry, bridges are also extended to be constructed to span mountain stream, unfavorable geology or meet other traffic needs, so that the buildings are convenient to pass. The bridge generally comprises an upper structure, a lower structure, a support and an auxiliary structure, wherein the upper structure is also called a bridge span structure and is a main structure for spanning obstacles; the lower structure comprises a bridge abutment, a bridge pier and a foundation; the support is a force transmission device arranged at the supporting positions of the bridge span structure and the bridge pier or the bridge abutment; the auxiliary structures refer to bridge end butt straps, tapered revetments, diversion works and the like.

At present, the inner parts of some prefabricated longitudinal beams are cast by adopting a common steel reinforcement framework or a simple casting method with a trapezoidal structure, so that certain defects exist in bearing capacity.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an adopt the design of the trapezoidal platform of lifting that has the high strength to lift, improve the prefabricated longeron for pier of the bearing capacity of prefabricated longeron to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a prefabricated longeron is used to pier, includes prefabricated longeron body, be equipped with the mesa on the prefabricated longeron body, the below of mesa is equipped with lifts the platform, the below of lifting the platform is equipped with the bottom crossbeam, the mesa lifts as an organic whole structure between platform and the bottom crossbeam, the inside of prefabricated longeron body is equipped with steel framework.

Preferably, last Y axle muscle and the horizontal muscle of being equipped with of framework for steel reinforcement, Y axle muscle and horizontal muscle mutually perpendicular, Y axle muscle and the handing-over department welded connection of horizontal muscle, last Y axle muscle of framework for steel reinforcement is equipped with fixed connector between the horizontal muscle, Y axle muscle is the same with the diameter of horizontal muscle, framework for steel reinforcement's bottom is equipped with two rows of bottom enhancement and wears the roof beam, and the diameter that the roof beam was worn in the bottom enhancement is the twice of Y axle muscle diameter.

Preferably, the mesa is the cuboid, and mesa inside is close to the upper surface and is equipped with one row of reinforcement and wears the roof beam, strengthens wearing welded connection between roof beam and the Y axle muscle.

Preferably, the lifting table is in the shape of an inverted trapezoid.

Preferably, the fixed connecting piece is cross-shaped, threading supports are symmetrically arranged around the fixed connecting piece, threading holes are formed in the threading supports, and a locking screw is arranged in the center of the side face of each threading support on the fixed connecting piece.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) a fixed connecting piece is arranged between the Y-axis rib and the transverse rib on the steel reinforcement framework, and the Y-axis rib and the reinforcing through beam are locked by the fixed connecting piece, so that the bearing performance of the prefabricated longitudinal beam body is improved;

(2) this prefabricated longeron body reasonable in design adopts the trapezoidal design of lifting the platform that lifts that has the high strength, improves the bearing capacity of prefabricated longeron.

Drawings

FIG. 1 is a front view of the prefabricated longitudinal beam of the present invention;

fig. 2 is a side view of the prefabricated longitudinal beam of the present invention;

FIG. 3 is a front view of the reinforcement cage inside the prefabricated longitudinal beam of the present invention;

FIG. 4 is a side view of the reinforcement cage inside the prefabricated longitudinal beam of the present invention;

fig. 5 is a schematic view of the fixing connector of the present invention.

In the figure: 1. prefabricating a longitudinal beam body; 2. a table top; 3. a lifting table; 4. a bottom cross member; 5. a steel reinforcement cage; 6. a bottom reinforcing penetrating beam; 7. y-axis ribs; 8. transverse ribs; 9. and fixing the connecting piece.

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.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a prefabricated longeron is used to pier, includes prefabricated longeron body 1, is equipped with mesa 2 on the prefabricated longeron body 1, and mesa 2 is the cuboid, and 2 insides of mesa are close to the upper surface and are equipped with one row of enhancement and wear the roof beam, strengthen wearing welded connection between roof beam and the Y axle muscle 7.

The lower part of the table board 2 is provided with a lifting platform 3, the lifting platform 3 is in an inverted trapezoid shape, a bottom cross beam 4 is arranged below the lifting platform 3, and the table board 2, the lifting platform 3 and the bottom cross beam 4 are in an integrated structure.

Prefabricated longeron body 1's inside is equipped with framework 5, framework 5 is last to be equipped with Y axle muscle 7 and horizontal muscle 8, Y axle muscle 7 and horizontal muscle 8 mutually perpendicular, Y axle muscle 7 and the handing-over department welded connection of horizontal muscle 8, framework 5 is gone up and is equipped with fixed connector 9 between Y axle muscle 7 and the horizontal muscle 8, Y axle muscle 7 is the same with the diameter of horizontal muscle 8, framework 5's bottom is equipped with two rows of bottom and strengthens wearing roof beam 6, the diameter of bottom enhancement wearing roof beam 6 is the twice of Y axle muscle 7 diameter.

The fixed connecting piece 9 is cross, and the symmetry is equipped with the threading support all around of fixed connecting piece 9, and the inside of threading support is equipped with the through wires hole, and the side central authorities of each threading support all are equipped with locking screw on the fixed connecting piece 9, and fixed connecting piece pins Y axle muscle 7 and enhancement through-beam, improves the bearing performance of prefabricated longeron body 1.

This prefabricated longeron body reasonable in design adopts the trapezoidal design of lifting the platform that lifts that has the high strength, improves the bearing capacity of prefabricated longeron.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a pier is with prefabricated longeron, includes prefabricated longeron body (1), its characterized in that: be equipped with mesa (2) on prefabricated longeron body (1), the below of mesa (2) is equipped with lifts platform (3), the below of lifting platform (3) is equipped with bottom crossbeam (4), mesa (2) lift as an organic whole structure between platform (3) and bottom crossbeam (4), the inside of prefabricated longeron body (1) is equipped with framework of steel reinforcement (5).

2. The precast stringer for a wharf of claim 1, wherein: be equipped with Y axle muscle (7) and horizontal muscle (8) on framework of steel reinforcement (5), Y axle muscle (7) and horizontal muscle (8) mutually perpendicular, Y axle muscle (7) and the handing-over department welded connection of horizontal muscle (8), framework of steel reinforcement (5) are gone up and are equipped with fixed connector (9) between Y axle muscle (7) and horizontal muscle (8), Y axle muscle (7) are the same with the diameter of horizontal muscle (8), the bottom of framework of steel reinforcement (5) is equipped with two rows of bottom reinforcing wearing beams (6), and the diameter of bottom reinforcing wearing beams (6) is the twice of Y axle muscle (7) diameter.

3. The precast stringer for a wharf of claim 1, wherein: the table board (2) is a cuboid, a row of reinforcing penetrating beams are arranged inside the table board (2) and close to the upper surface, and the reinforcing penetrating beams are welded with the Y-axis ribs (7).

4. The precast stringer for a wharf of claim 1, wherein: the lifting table (3) is in an inverted trapezoid shape.

5. The precast stringer for a wharf of claim 2, wherein: the fixing connecting piece (9) is cross-shaped, the periphery of the fixing connecting piece (9) is symmetrically provided with threading supports, threading holes are formed in the threading supports, and the center of the side face of each threading support on the fixing connecting piece (9) is provided with a locking screw.