CN213804819U

CN213804819U - Anti-cracking device for bridge

Info

Publication number: CN213804819U
Application number: CN202022295918.7U
Authority: CN
Inventors: 魏秉孔; 祝克平; 刘美玉
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-15
Filing date: 2020-10-15
Publication date: 2021-07-27
Anticipated expiration: 2030-10-15

Abstract

The utility model discloses an anti-cracking device for bridge, including main bridge face and support pier, the lower extreme fixedly connected with of main bridge face supports the bridge face, support the first bearing diagonal post of left side lower extreme fixedly connected with of bridge face, the right side lower extreme fixedly connected with second bearing diagonal post of shown support bridge face, the lower extreme fixedly connected with of first bearing diagonal post and second bearing diagonal post supports the xarm, the bottom fixedly connected with who supports the pier consolidates the base. This anti-cracking device for bridge sets up a plurality of support piers through the equidistance, can increase the stress area of main bridge floor, prevent that main bridge floor from splitting, through the setting that supports the bridge floor, can play the supporting role when main bridge floor breaks off, prevent to continue to split, through the setting of first bearing diagonal post and second bearing diagonal post, can support main bridge floor and support the bridge floor, through consolidating the bearing diagonal, consolidate the horizontal stand, and the setting of fixing clip, can be fixed completely with supporting the pier and consolidating the base.

Description

Anti-cracking device for bridge

Technical Field

The utility model relates to a bridge crack control technical field specifically is a crack control device for bridge.

Background

In the 30 s of the 20 th century, prestressed concrete and high-strength steel appeared in succession, the research on the plastic theory and the limit theory of materials, the research on bridge vibration and aerodynamics, the research on soil mechanics and the like have made great progress, thereby providing scientific basis for saving bridge building materials, reducing bridge weight, predicting foundation sinking depth and determining bearing capacity. Modern bridge construction materials can be divided into prestressed reinforced concrete bridges, reinforced concrete bridges and steel bridge bridges, and generally refer to structures which are erected on rivers, lakes and seas and enable 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 head butt straps, conical slope protection, bank protection, diversion engineering and the like, the anti-cracking function of the highway bridge has important safety, but the existing bridge anti-cracking device is not perfect.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a crack control device for bridge has solved the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides an anti-cracking device for bridge, includes the main bridge face and supports the pier, the lower extreme fixedly connected with of main bridge face supports the bridge face, support the first bearing pin of left side lower extreme fixedly connected with of bridge face, the right side lower extreme fixedly connected with second bearing pin of shown support bridge face, the lower extreme fixedly connected with of first bearing pin and second bearing pin supports the xarm, the bottom fixedly connected with who supports the pier consolidates the base, support the pier and consolidate fixedly connected with reinforcement bearing pin between the base, the upper end of consolidating the base is through bolt fixedly connected with rag bolt.

Optionally, the number of the support piers is ten, and the support piers are equidistantly distributed at the lower end of the main bridge floor.

Optionally, the first oblique supporting column and the second oblique supporting column are fixedly connected, and the first oblique supporting column and the second oblique supporting column are connected in a crossing manner.

Optionally, a fixing bolt is connected between the reinforcing inclined bracket and the fixing clip in a threaded manner, and the number of the fixing bolts on each supporting pier is eight.

Optionally, a fixing clip is fixedly mounted at the joint of the support pier and the reinforcing inclined bracket, and a reinforcing transverse bracket is fixedly connected to the middle of the reinforcing inclined bracket.

Optionally, the number of the foundation bolts on each reinforcing base is four, and the foundation bolts are symmetrically distributed.

(III) advantageous effects

The utility model provides a crack control device for bridge possesses following beneficial effect:

1. this anti-cracking device for bridge sets up a plurality of support piers through the equidistance, can increase the holding power area that main bridge face received to prevent that main bridge face from splitting, through the setting that supports the bridge face, can play the supporting role when main bridge face breaks off, prevent that main bridge face from continuing to split, through the setting of first bearing diagonal post and second bearing diagonal post, can play the effect that supports main bridge face and support the bridge face.

2. This anti-cracking device for bridge through the setting that supports the xarm, can play the effect of supporting first bearing diagonal post and second bearing diagonal post, through the setting of consolidating the base, can increase the lifting surface area who supports the pier, through the setting of consolidating the bearing diagonal, consolidating the horizontal stand and the fixing clip, can be with supporting the pier and consolidating the complete fixed connection of base, effectively consolidate and support the pier.

Drawings

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

fig. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic view of a partial three-dimensional structure of the present invention;

fig. 4 is an enlarged schematic structural view of a point a in fig. 1 according to the present invention.

In the figure: 1. a main deck; 2. supporting a pier; 3. supporting the bridge deck; 4. a first diagonal bracing column; 5. a second diagonal bracing column; 6. a supporting cross arm; 7. reinforcing the base; 8. reinforcing the inclined bracket; 9. fixing the card; 10. fixing the bolt; 11. reinforcing the transverse bracket; 12. and (7) anchor bolts.

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.

Referring to fig. 1 to 4, the present invention provides a technical solution: an anti-cracking device for a bridge comprises a main bridge deck 1 and supporting piers 2, wherein the number of the supporting piers 2 is ten, the supporting piers 2 are equidistantly distributed at the lower end of the main bridge deck 1, a plurality of supporting piers 2 are equidistantly arranged to increase the supporting force area borne by the main bridge deck 1 so as to prevent the main bridge deck 1 from being fractured, the lower end of the main bridge deck 1 is fixedly connected with a supporting bridge deck 3, the supporting bridge deck 3 can play a supporting role when the main bridge deck 1 is fractured by arranging the supporting bridge deck 3 so as to prevent the main bridge deck 1 from being fractured continuously, the lower end of the left side of the supporting bridge deck 3 is fixedly connected with a first inclined supporting column 4, the lower end of the right side of the supporting bridge deck 3 is fixedly connected with a second inclined supporting column 5, the first inclined supporting column 4 is fixedly connected with the second inclined supporting column 5, the first inclined supporting column 4 is connected with the second inclined supporting column 5 in a crossed manner, and the first inclined supporting column 4 is arranged with the second inclined supporting column 5, can play the effect of supporting main bridge floor 1 and supporting bridge floor 3, the lower extreme fixedly connected with of first bearing diagonal post 4 and second bearing diagonal post 5 supports xarm 6, through the setting that supports xarm 6, can play the effect of supporting first bearing diagonal post 4 and second bearing diagonal post 5, the bottom fixedly connected with who supports pier 2 consolidates base 7, through the setting of consolidating base 7, can increase the lifting surface area who supports pier 2, support fixedly connected with between pier 2 and the reinforcement base 7 and consolidate the bracing strut 8, support pier 2 and consolidate the bracing strut 8 junction fixed mounting and have fixing clip 9, consolidate the middle fixedly connected with of bracing strut 8 and consolidate the cross brace 11, it has fixing bolt 10 to consolidate the threaded connection between bracing strut 8 and the fixing clip 9, the quantity of fixing bolt 10 on every support pier 2 is eight, through consolidating the bracing strut 8, consolidate the cross brace 11, With the setting of fixing clip 9, can effectively consolidate and support pier 2 with the complete fixed connection of reinforcement base 7 with supporting pier 2, consolidate the upper end of base 7 and pass through bolt fixedly connected with rag bolt 12, the quantity of the rag bolt 12 on every reinforcement base 7 is four, rag bolt 12 is the symmetric distribution.

In summary, when the anti-cracking device for the bridge is used, the supporting force area borne by the main bridge deck 1 can be increased by arranging the plurality of supporting piers 2 at equal intervals, thereby preventing the main bridge deck 1 from being broken, and the arrangement of the supporting bridge deck 3 can play a supporting role when the main bridge deck 1 is broken, prevent the main bridge deck 1 from being broken continuously, the arrangement of the first oblique supporting columns 4 and the second oblique supporting columns 5 can play a role of supporting the main bridge deck 1 and the bridge deck 3, through the arrangement of the supporting cross arm 6, the function of supporting the first inclined supporting column 4 and the second inclined supporting column 5 can be achieved, through the setting of consolidating base 7, can increase the lifting surface area who supports pier 2, through the setting of consolidating inclined support 8, consolidating horizontal stand 11, and fixing clip 9, can support pier 2 and consolidate the complete fixed connection of base 7, effectively consolidate and support pier 2.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an anti-cracking device for bridge, includes main bridge floor (1) and support pier (2), its characterized in that: the lower extreme fixedly connected with of main bridge floor (1) supports bridge floor (3), support first bearing diagonal post of left side lower extreme fixedly connected with (4) of bridge floor (3), shown right side lower extreme fixedly connected with second bearing diagonal post (5) of supporting bridge floor (3), the lower extreme fixedly connected with of first bearing diagonal post (4) and second bearing diagonal post (5) supports xarm (6), the bottom fixedly connected with who supports pier (2) consolidates base (7), support fixedly connected with reinforcement bearing diagonal (8) between pier (2) and reinforcement base (7), support fixedly connected with fixing clip (9) between pier (2) and the reinforcement bearing diagonal (8), bolt fixedly connected with rag bolt (12) is passed through to the upper end of consolidating base (7).

2. The anti-cracking device for the bridge according to claim 1, characterized in that: the number of the support piers (2) is ten, and the support piers (2) are equidistantly distributed at the lower end of the main bridge floor (1).

3. The anti-cracking device for the bridge according to claim 1, characterized in that: the first oblique supporting columns (4) are fixedly connected with the second oblique supporting columns (5), and the first oblique supporting columns (4) are connected with the second oblique supporting columns (5) in a cross mode.

4. The anti-cracking device for the bridge according to claim 1, characterized in that: support pier (2) and consolidate inclined support (8) junction fixed mounting have fixing clip (9), consolidate the middle fixedly connected with reinforcement horizontal support (11) of inclined support (8), it has fixing bolt (10) to consolidate between inclined support (8) and fixing clip (9), the quantity of fixing bolt (10) on every support pier (2) is eight.

5. The anti-cracking device for the bridge according to claim 1, characterized in that: the reinforcing oblique support is characterized in that a fixing bolt (10) is connected between the reinforcing oblique support (8) and the fixing clamp (9) in a threaded mode, and the number of the fixing bolts (10) on each supporting pier (2) is eight.

6. The anti-cracking device for the bridge according to claim 1, characterized in that: the number of the foundation bolts (12) on each reinforcing base (7) is four, and the foundation bolts (12) are symmetrically distributed.