CN214497143U

CN214497143U - Steel construction concatenation bridge for highway

Info

Publication number: CN214497143U
Application number: CN202120154403.7U
Authority: CN
Inventors: 邓麟勇
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-20
Filing date: 2021-01-20
Publication date: 2021-10-26
Anticipated expiration: 2031-01-20

Abstract

The utility model discloses a steel construction concatenation bridge for highway, including the I-shaped steel spare, the I-shaped steel spare includes main tributary strut and fixed connection in the main top of strut and the shore of bottom and props at the end, the main tributary strut both sides all are equipped with spacing spout with the position that the shore is connected at the end with the shore, the main tributary strut all is equipped with the fixed block with the right angle department that the shore is connected the position at the end with the shore about the position, and the top of two fixed blocks all welds with the lateral part and is equipped with the restriction piece, two the opposite side of fixed block is equipped with first stiffener and second stiffener, two fixed welding has the positioning connection piece between fixed block bottom and the top. The utility model discloses it is a set of holistic support i-shaped steel spare to connect multiunit i-shaped steel spare and supports the use, has further improved the stability of support to simple and convenient when connecting the installation improves the efficiency of doing the erection joint.

Description

Steel construction concatenation bridge for highway

Technical Field

The utility model relates to a bridge technical field especially relates to a steel construction concatenation bridge for highway.

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 steel structure spliced bridge for the expressway is one of various bridge types, is a bridge with a main bearing structure adopting steel structure, namely a beam or legs and an abutment body form rigid connection, and under the vertical load action of the steel bridge, the bending moment of the beam is usually smaller than that of a continuous beam or a simply supported beam with the same span, and the spanning capacity of the beam is larger than that of the beam bridge.

The patent number that publication is CN208668241U discloses a steel construction concatenation's green type bridge, including the bridge plate, both ends and middle part all install the pier about the bottom of bridge plate extension degree direction, and are two sets of the equal fixedly connected with arch steel spare in middle part between the pier, arch steel spare upper portion horizontal welding has the crossbeam, the welding has five equidistant i-shaped steel spare of group between crossbeam and the bridge plate. The stability of the bridge plate cannot be effectively improved by the single pass of the I-shaped steel piece in the patent.

Therefore, the steel structure spliced bridge for the expressway is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the steel construction concatenation bridge for highway that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a steel construction concatenation bridge for highway, includes the I-shaped steel spare, the I-shaped steel spare includes main support and fixed connection in the shore and the sill brace of main support top and bottom, the position that main support both sides and shore and sill brace are connected all is equipped with spacing spout, the main support is the position all is equipped with the fixed block about being with the right angle department of shore and sill brace connected position, and the top and the lateral part of two fixed blocks all weld and be equipped with the restriction piece, two the opposite side of fixed block is equipped with first stiffener and second stiffener respectively, two fixed welding has the location connecting block between fixed block bottom and the top.

Preferably, the limiting sliding grooves are formed in the right angle of the connecting position of the main support and the top support and the bottom support, and the two adjacent limiting sliding grooves form a group.

Preferably, the limiting sliding groove is T-shaped, and the fixed block is combined with the limiting block to form a T shape matched with the limiting sliding groove.

Preferably, the first reinforcing rod is located on one side of the second reinforcing rod and is arranged in a crossed mode, and a second bolt penetrates through the crossed position of the first reinforcing rod and the second reinforcing rod.

Preferably, the positioning connecting block is similar to an S shape, and the surface of the positioning connecting block is connected with the main support through a first bolt.

Preferably, the first reinforcing rods and the second reinforcing rods are in one group, and the first reinforcing rods and the second reinforcing rods are in three groups.

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

the utility model discloses be convenient for with multiunit i-shaped steel piece erection joint, make to be a set of holistic support i-shaped steel piece with multiunit i-shaped steel piece connection when using and support the use, and connect simple and convenient when installing, improve the efficiency of doing up erection joint, first stiffener is pressed close to the position with second stiffener cross position and is passed through second bolted connection, slide the limiting block on the fixed block surface at first stiffener and second stiffener both ends to inside the spacing spout, then rethread first bolt will fix a position the connecting block and be connected with the main stay in the i-shaped steel piece, make two i-shaped steel pieces by stable connection together, further make the support stability of i-shaped steel piece obtain further improvement.

Drawings

Fig. 1 is a schematic view of the overall structure of a steel structure spliced bridge for a highway provided by the utility model;

FIG. 2 is an exploded view of FIG. 1;

FIG. 3 is an exploded view of the mounting block, first reinforcing bar, second reinforcing bar and positioning attachment block of FIG. 2;

fig. 4 is an enlarged view of two fixing blocks and a positioning connecting block.

In the figure: 1. an i-shaped steel member; 2. supporting; 3. a main support; 4. bottom bracing; 5. a limiting chute; 6. a fixed block; 7. a limiting block; 8. a first reinforcement bar; 9. a second reinforcement bar; 10. positioning a connecting block; 11. a first bolt; 12. and a second bolt.

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. 1-4, a steel structure splicing bridge for an expressway comprises an i-shaped steel member 1, wherein the i-shaped steel member 1 comprises a main support 3, a top support 2 and a bottom support 4 fixedly connected to the top and the bottom of the main support 3, the positions on two sides of the main support 3, which are connected with the top support 2 and the bottom support 4, are provided with limit chutes 5, the limit chutes 5 are arranged at right angles of the positions where the main support 3 is connected with the top support 2 and the bottom support 4, the two adjacent limit chutes 5 form a group, the limit chutes 5 are T-shaped, the fixed blocks 6 are combined with limit blocks 7 to form a T-shape matched with the limit chutes 5, the fixed blocks 6 are arranged at the upper and lower positions of the right angles of the positions where the main support 3 is connected with the top support 2 and the bottom support 4, the top and the side parts of the two fixed blocks 6 are welded with the limit blocks 7, the fixed blocks 6 are welded with the limit blocks 7 into a whole, the other sides of the two fixed blocks 6 are respectively provided with a first reinforcing rod 8 and a second reinforcing rod 9, first stiffener 8 is a set of with second stiffener 9, and first stiffener 8 has three groups with second stiffener 9, first stiffener 8 is located one side of second stiffener 9, and be the cross arrangement, be convenient for connect i-shaped steel spare 1, the time stability when the improvement supports the use, the crossing position department of first stiffener 8 and second stiffener 9 runs through and is equipped with second bolt 12, fixed welding has location connecting block 10 between 6 bottoms of two fixed blocks and the top, location connecting block 10 is similar to the S type, and location connecting block 10 surface is connected with main support 3 through first bolt 11, and then link together two fixed blocks 6, prevent that fixed block 6 from sliding in 5 inside spacing spouts through limiting block 7, prevent the stiffener removal, the stability of use is improved.

The working principle of the utility model is that when the utility model is installed and used, a plurality of groups of I-shaped steel pieces 1 are equidistantly welded between a cross beam and a bridge plate, then limiting blocks 7 on the surfaces of fixing blocks 6 at the two ends of a first reinforcing rod 8 and a second reinforcing rod 9 are slid into a limiting sliding chute 5, so that the three groups of first reinforcing rods 8 and the three groups of second reinforcing rods 9 are respectively positioned at the two ends and the middle position between the two I-shaped steel pieces 1 in the plurality of groups of I-shaped steel pieces 1, and then a positioning connecting block 10 is connected with a main support 3 in the I-shaped steel pieces 1 through a first bolt 11, so that the two I-shaped steel pieces 1 are stably connected together, and the operation is continued to finish the work of connecting the plurality of groups of I-shaped steel pieces 1 into a whole.

The utility model discloses in, above the mounting means, the connected mode or the mode that sets up of all parts are common mechanical system to the concrete structure, model and the coefficient index of all parts thereof are its from taking the technique, as long as can reach all can implementing of its beneficial effect, so do not add at much and give unnecessary detail.

The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.

In the present invention, unless otherwise specified, the terms "up, down, left, right, front, back, inside, outside, vertical and horizontal" and the like used in the terms refer to the orientation of the terms in the conventional usage, or are colloquially understood by those skilled in the art, and are not to be construed as limiting the terms, and the terms "first", "second", and "third" do not refer to a specific number or order and are used merely for name differentiation, and the terms "include", or any other variation thereof are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not expressly listed or inherent to such process, method, article, or apparatus.

Claims

1. The utility model provides a steel construction concatenation bridge for highway, includes i-shaped steel spare (1), i-shaped steel spare (1) includes main support (3) and top support (2) and bottom support (4) fixed connection in main support (3) top and bottom, its characterized in that, the position that main support (3) both sides and top support (2) and bottom support (4) are connected all is equipped with spacing spout (5), the right angle department that main support (3) and top support (2) and bottom support (4) are connected the position is all equipped with fixed block (6) from top to bottom, and the top and the lateral part of two fixed blocks (6) all weld and be equipped with limiting block (7), two the opposite side of fixed block (6) is equipped with first stiffener (8) and second stiffener (9) respectively, two fixed welding has location connecting block (10) between fixed block (6) bottom and the top.

2. The spliced steel structure bridge for the expressway as claimed in claim 1, wherein the limiting sliding grooves (5) are arranged at right angles at the connecting positions of the main support (3) and the top support (2) and the bottom support (4), and the two adjacent limiting sliding grooves (5) form a group.

3. The steel structure spliced bridge for the expressway as claimed in claim 1, wherein the limiting sliding grooves (5) are T-shaped, and the fixing blocks (6) are combined with the limiting sliding grooves (5) in the limiting blocks (7) to form a T-shape matched with the limiting sliding grooves (5).

4. The spliced steel structure bridge for the expressway of claim 1, wherein the first reinforcing rod (8) is positioned on one side of the second reinforcing rod (9) and arranged in a crossed manner, and a second bolt (12) penetrates through the crossed position of the first reinforcing rod (8) and the second reinforcing rod (9).

5. The splicing bridge of steel structures for the expressway according to claim 1, wherein the positioning connecting block (10) is similar to an S shape, and the surface of the positioning connecting block (10) is connected with the main support (3) through the first bolt (11).

6. The spliced bridge of steel structures for expressways according to claim 1, characterized in that the first reinforcement bar (8) and the second reinforcement bar (9) are in one group, and the first reinforcement bar (8) and the second reinforcement bar (9) are in three groups.