CN217556666U - Steel construction concatenation bridge - Google Patents

Abstract

The utility model discloses a steel construction concatenation bridge, including concrete base, bridge floor, shock attenuation post and stable post, concrete base's upper end fixedly connected with pier, and the upper end of pier wait the angle and set up the fixed orifices that has the positioning action, the bridge floor sets up in the top that is the fixed column of vertical state, and carries on spacingly through the connecting plate between bridge floor and the bridge floor to the connecting plate symmetry sets up the upper and lower both ends at bridge floor and bridge floor junction, the shock attenuation post drives the bridge floor and constitutes elastic construction in the upper end of fixed column, and the shock attenuation post grafting is in the upper end of fixed column, stable post combines stable piece to be used for carrying out the auxiliary stay to the fixed column, and carries on spacingly through carriage and stop gear between stable post and the concrete base. This steel construction concatenation bridge, the shock resistance is good, promotes the holistic stability of bridge, and difficult emergence is crooked, has prolonged the holistic life of bridge, and the holistic intensity of whole bridge is high simultaneously.

Description

Steel construction concatenation bridge

Technical Field

The utility model relates to a relevant technical field of steel construction bridge specifically is a steel construction concatenation bridge.

Background

The steel structure bridge is a spliced bridge with a bearing structure adopting a steel structure, the bridge and a bridge body are in rigid connection, the whole stability is good, the bridge is not easy to damage and is very widely used, and the structural integrity of the steel structure bridge can be strong under the action of vertical load in the actual using process;

however, in a steel structure bridge which is usually used, the fastening performance of the splicing part is poor, the supporting stability of the fixing column is poor, the actual service life of the bridge is influenced, and meanwhile, when shaking occurs, the shock absorption effect is poor, and the practicability is poor;

therefore, a steel structure spliced bridge is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a steel construction concatenation bridge to solve the steel construction bridge that generally uses that proposes in the above-mentioned background art, the fastening nature of concatenation department is not good, and the support stability of fixed column is not good, influences the actual life of bridge, when producing simultaneously and rocking, the shock attenuation effect is not good, the not good problem of practicality.

In order to achieve the above purpose, the utility model provides a following technical scheme: a steel structure spliced bridge comprises a concrete base, wherein the upper end of the concrete base is fixedly connected with a bridge pier, and the upper end of the bridge pier is provided with fixing holes with a positioning effect at equal angles;

the bridge deck is arranged above the vertical fixing columns, the bridge deck and the bridge deck are limited through connecting plates, and the connecting plates are symmetrically arranged at the upper end and the lower end of the joint of the bridge deck and the bridge deck;

further comprising:

the damping column drives the bridge deck to form an elastic structure at the upper end of the fixed column, and is inserted at the upper end of the fixed column;

and the stabilizing column is combined with the stabilizing block and is used for carrying out auxiliary support on the fixing column, and the stabilizing column and the concrete base are limited through the connecting frame and the limiting mechanism, and are symmetrically arranged at the left end and the right end of the fixing column, and the lower end of the fixing column is fixedly connected with a fixing block.

Preferably, the inner side of the upper end of the fixed column is fixedly connected with a damping spring, the movable end of the damping spring is fixedly connected with the damping column, the damping column is slidably connected with the fixed column, and the damping column is fixedly connected with the bridge deck.

Preferably, the bridge floor is connected with the connecting plate in a clamping mode, the bridge floor is further limited by bolts, and the upper surface of the bridge floor is flush with the upper surface of the upper end connecting plate.

Preferably, the stabilizing block is fixedly connected to the upper end of the stabilizing column, the inner side of the stabilizing block is attached to the fixing column, the lower end of the stabilizing column is inserted into the middle of the connecting frame in a U-shaped structure, and the connecting frame is fixedly connected to the upper end of the concrete base.

Preferably, the limiting mechanism comprises a connecting block in a T-shaped structure, a fixing plate in an L-shaped structure, an auxiliary rod fixedly connected to the lower end of the stabilizing column and a fixing cap for locking and limiting;

the auxiliary rod is connected with the clamping groove between the connecting frames.

Preferably, the connecting block is connected with the fixing plate in a clamping groove mode, the fixing plate is connected with the auxiliary rod in a penetrating mode, the auxiliary rod is connected with the fixing cap in a threaded mode, and the fixing cap is arranged on the upper surface of the fixing plate in a fitting mode;

wherein, the connecting block is fixedly connected with the side surface of the connecting frame.

Compared with the prior art, the beneficial effects of the utility model are that: in the actual use process, the connection between the bridge deck and the bridge deck can be reinforced through the arrangement of the connecting plates, the stability of the connection position between the bridge deck and the bridge deck is improved, the bridge deck forms an elastic structure through the damping columns and the fixing columns, the shock resistance is good, the fixing columns can be supported in an auxiliary mode through the arrangement of the stabilizing blocks and the stabilizing columns, the stability of the whole bridge is improved, the deflection is not prone to occurring, the service life of the whole bridge is prolonged, the limiting mechanism is arranged, the limiting between the stabilizing columns and the concrete foundation is facilitated, the structure is simple, meanwhile, the strength of the whole bridge is high, and the practicability is high;

1. the shock absorption column and the connecting plate are arranged, the shock absorption column is connected to the upper end of the fixed column in a sliding mode, the shock absorption column drives the bridge floor to form an elastic structure at the upper end of the fixed column, the shock resistance of the bridge is better, and the connecting plate is symmetrically arranged at the upper end and the lower end of the joint of the bridge floor and the bridge floor in combination with the arrangement of the connecting plate, so that the bridge floor and the bridge floor are connected more tightly, and the integral strength of the bridge is improved;

2. the fixing column is provided with the stabilizing blocks and the stabilizing columns, the stabilizing blocks and the stabilizing columns are symmetrically arranged at the left end and the right end of the fixing column, the stabilizing blocks and the fixing column are in fit arrangement, the fixing column can be supported in an auxiliary manner through the arrangement of the stabilizing blocks and the stabilizing columns, the supporting stability of the fixing column is improved, and the service life of a bridge is prolonged;

3. be equipped with connection frame and stop gear, stop gear includes connecting block, fixed plate, auxiliary rod and locking cap, and the lower extreme of stabilizing the post is pegged graft at the middle part of connection frame, combines stop gear's setting, and what can be very convenient carries on spacing fixedly between stabilizing post and the connection frame, and the wholeness is better.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of the structure of the present invention showing the connection between the pier and the fixed column;

FIG. 3 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 4 is a schematic view of the connection structure of the stabilizing block, the stabilizing post and the connecting frame;

FIG. 5 is a schematic view of the connection structure of the bridge deck and the connecting plate of the present invention;

fig. 6 is a front view and a sectional schematic view of the connection block, the fixing plate and the auxiliary rod of the present invention.

In the figure: 1. a concrete base; 2. a bridge pier; 3. a fixing hole; 4. fixing a column; 5. a fixed block; 6. a damping spring; 7. a shock-absorbing post; 8. a bridge deck; 9. a connecting plate; 10. a stabilizing block; 11. a stabilization post; 12. a connecting frame; 13. a limiting mechanism; 14. connecting blocks; 15. a fixing plate; 16. an auxiliary lever; 17. and (4) fixing the cap.

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 efforts all belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: the utility model provides a steel construction concatenation bridge, includes concrete foundation 1, pier 2, fixed orifices 3, fixed column 4, fixed block 5, damping spring 6, shock attenuation post 7, bridge floor 8, connecting plate 9, stabilizing block 10, stabilizing column 11, connection frame 12, stop gear 13, connecting block 14, fixed plate 15, auxiliary rod 16 and locking cap 17.

When the steel structure is used for splicing a bridge, as shown in fig. 1, 2, 3 and 5, the upper end of a concrete base 1 is fixedly connected with a pier 2, the upper end of the pier 2 is equiangularly provided with fixing holes 3 for positioning, meanwhile, the lower end of a fixing column 4 is fixedly connected with the fixing block 5, the fixing blocks 5 and the fixing holes 3 are arranged in a one-to-one correspondence manner, and the fixing column 4 drives the fixing block 5 to be inserted into the fixing holes 3, so that the fixing column 4 and the pier 2 can be conveniently positioned;

then the fixed column 4 and the pier 2 are fixed through an external bolt, the fixed column 4 is installed, meanwhile, the upper end of the fixed column 4 is fixedly connected with a damping spring 6, the movable end of the damping spring 6 is fixedly connected with a damping column 7, the damping column 7 and the bridge floor 8 are fixed through the bolt, meanwhile, connecting plates 9 are symmetrically arranged at the connecting part of the bridge floor 8 and the bridge floor 8, the connecting plates 9 and the bridge floor 8 are connected in a clamping mode, the upper surface of the bridge floor 8 and the upper surface of the upper end connecting plate 9 are flush, then the bridge floor 8 and the connecting plates 9 are further limited through the bolt, the tightness of connection between the bridge floor 8 and the bridge floor 8 can be enhanced through the arrangement of the connecting plates 9, and the practicability is high;

meanwhile, when the bridge vibrates in the using process, the bridge deck 8 extrudes the damping column 7, so that the damping column 7 slides at the upper end of the fixed column 4, the damping column 7 extrudes the damping spring 6, the damping spring 6 elastically deforms, the damping column 7 drives the bridge deck 8 to form an elastic structure at the upper end of the fixed column 4, the shock resistance of the bridge can be improved, the bridge is protected, and the practicability is high;

as shown in fig. 1, 3, 4 and 6, the upper end of the concrete base 1 is fixedly connected with a connecting frame 12, the lower end of a stabilizing column 11 is inserted into the connecting frame 12, meanwhile, the upper end of the stabilizing column 11 is fixedly connected with a stabilizing block 10, the stabilizing column 11 drives the stabilizing block 10 to be attached to the outer surface of the stabilizing column 4, the stabilizing block 10 clamps the stabilizing column 4 for auxiliary support, the stability of the supporting of the stabilizing column 4 is improved, the overall stability of the bridge is better, the service life of the bridge is prolonged, the lower end of the stabilizing column 11 is limited by a limiting mechanism 13 with the connecting frame 12, the limiting mechanism 13 comprises a connecting block 14 in a T-shaped structure, a fixing plate 15 in an L-shaped structure, an auxiliary rod 16 fixedly connected to the lower end of the stabilizing column 11 and a fixing cap 17 for locking and limiting, and the lower end of the stabilizing column 11 is fixedly connected with an auxiliary rod 16;

stabilize post 11 and inject the middle part of connecting frame 12, it is connected to drive the draw-in groove between auxiliary rod 16 and the connecting frame 12, then establish fixed plate 15 cover at auxiliary rod 16's surface, the draw-in groove is connected between fixed plate 15 and the connecting block 14 this moment, then rotate the locking cap 17 of threaded connection at auxiliary rod 16 surface, make the locking cap 17 laminating set up the upper surface at fixed plate 15, it is spacing to carry out between fixed plate 15 and the auxiliary rod 16 through locking cap 17, combine the setting of fixed plate 15, it is spacing to carry out between connecting frame 12 and the stabilizing post 11, can fix stabilizing block 10 in the outside of fixed column 4, the operation is convenient, and the use is very convenient.

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 (6)

1. A steel structure spliced bridge comprises a concrete base (1), wherein the upper end of the concrete base (1) is fixedly connected with a pier (2), and the upper end of the pier (2) is provided with fixing holes (3) with a positioning effect at equal angles;

the bridge deck (8) is arranged above the fixing columns (4) in a vertical state, the bridge deck (8) and the bridge deck (8) are limited through connecting plates (9), and the connecting plates (9) are symmetrically arranged at the upper end and the lower end of the joint of the bridge deck (8) and the bridge deck (8);

it is characterized by also comprising:

the damping column (7) drives the bridge deck (8) to form an elastic structure at the upper end of the fixed column (4), and the damping column (7) is inserted at the upper end of the fixed column (4);

the stabilizing column (11), stabilizing column (11) combine stabilizing block (10) to be used for carrying out auxiliary stay to fixed column (4), and stabilize and carry on spacingly through connecting frame (12) and stop gear (13) between column (11) and concrete foundation (1), and stabilize equal symmetry setting of column (11) and stabilizing block (10) and at the left and right sides both ends of fixed column (4), the lower extreme fixedly connected with fixed block (5) of fixed column (4) moreover.

2. The steel structure spliced bridge of claim 1, characterized in that: the shock absorption device is characterized in that a shock absorption spring (6) is fixedly connected to the inner side of the upper end of the fixing column (4), the movable end of the shock absorption spring (6) is fixedly connected with the shock absorption column (7), the shock absorption column (7) is slidably connected with the fixing column (4), and the shock absorption column (7) is fixedly connected with the bridge floor (8).

3. The steel structure spliced bridge of claim 2, characterized in that: the bridge floor (8) is connected with the connecting plate (9) in a clamping mode, the bridge floor (8) is further limited by the bolts with the connecting plate (9), and the upper surface of the bridge floor (8) is flush with the upper surface of the upper end connecting plate (9).

4. The steel structure spliced bridge of claim 1, wherein: the stabilizing block (10) is fixedly connected to the upper end of the stabilizing column (11), the inner side of the stabilizing block (10) and the fixing column (4) are attached, the lower end of the stabilizing column (11) is connected to the middle of the connecting frame (12) in a U-shaped structure in an inserting mode, and the connecting frame (12) is fixedly connected to the upper end of the concrete base (1).

5. The steel structure spliced bridge of claim 1, wherein: the limiting mechanism (13) comprises a connecting block (14) in a T-shaped structure, a fixing plate (15) in an L-shaped structure, an auxiliary rod (16) fixedly connected to the lower end of the stabilizing column (11) and a fixing cap (17) for locking and limiting;

the auxiliary rod (16) is connected with the connecting frame (12) through a clamping groove.

6. The spliced bridge of steel structures of claim 5, wherein: the connecting block (14) is connected with the fixing plate (15) in a clamping groove mode, the fixing plate (15) is connected with the auxiliary rod (16) in a penetrating mode, the auxiliary rod (16) is connected with the fixing cap (17) in a threaded mode, and the fixing cap (17) is attached to the upper surface of the fixing plate (15);

wherein, the connecting block (14) is fixedly connected with the side surface of the connecting frame (12).

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