CN218373292U - Arch beam combination section structure of deck type steel box multi-arch bridge - Google Patents
Arch beam combination section structure of deck type steel box multi-arch bridge Download PDFInfo
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- CN218373292U CN218373292U CN202222623740.3U CN202222623740U CN218373292U CN 218373292 U CN218373292 U CN 218373292U CN 202222623740 U CN202222623740 U CN 202222623740U CN 218373292 U CN218373292 U CN 218373292U
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Abstract
The utility model discloses a deck formula steel case is arched bridge arched girder joint section structure even, include: the box girder section, the arched girder section and the connecting section are integrally formed; the connecting sections are arranged at two ends of the arched girder section, the lower surfaces of the arched girder section and the connecting sections form circular arch surfaces, and two ends of the box girder section are connected with the connecting sections to form circular arc parts; the arc part is provided with a supporting platform, a convex edge is arranged on the supporting platform, and the top surface of the supporting platform is lower than the top surface of the box girder section; the two ends of the supporting platform are provided with baffle plates, the upper edges of the baffle plates are higher than the top surface of the supporting platform, and the sectional areas of the baffle plates are larger than the area of the end surfaces of the supporting platform; the utility model discloses in, through the setting of saddle and baffle, when the bridge face roof beam hoists, can play the effect of direction in advance with the joint section structure butt joint at its tip, after the bridge face roof beam tip got into between the baffle, only need carry on vertical place can, need not carry out subsequent position adjustment again for the bridge face roof beam with the joint section structural connection in-process, improve the installation effectiveness between the two.
Description
Technical Field
The utility model relates to a bridge technical field especially relates to a deck formula steel case is arched bridge arched girder bonding section structure even.
Background
The bridge joint section plays a role in connecting adjacent bridge decks or connecting the bridge decks and the existing roadbed in the bridge construction process; most of bridge joint sections all adopt concrete placement, for reduction of construction period, prior art assembles the realization through the prefabricated formula, but when assembling prefabricated formula structure, because the joint section structure is bulky, the weight is heavy, generally adopt the crane installation, in with bridge face roof beam and bridge joint section connected process, because the two joint ends need neat butt joint, and lack the referent when hoist and mount, once hoist and mount often can not install in place, need follow-up readjustment, the installation effectiveness has been reduced.
SUMMERY OF THE UTILITY MODEL
A primary object of the present invention is to provide a deck type steel box multiple arch bridge arched girder joint section structure, which aims at solving the existing technical problem.
In order to achieve the above object, the utility model provides a deck formula steel case is arched bridge arched girder joint section structure even, include: the box girder section, the arched girder section and the connecting section are integrally formed;
the connecting sections are arranged at two ends of the arched girder section, the lower surfaces of the arched girder section and the arched girder section form a circular arch surface, and two ends of the box girder section are connected with the connecting sections to form an arc part;
the arc part is provided with a supporting platform, a convex edge is arranged on the supporting platform, and the top surface of the supporting platform is lower than the top surface of the box girder section;
the two ends of the supporting platform are provided with baffle plates, the upper plate edge of each baffle plate is higher than the top surface of the supporting platform, and the sectional area of each baffle plate is larger than the area of the end surface of the supporting platform.
Furthermore, slots are formed in two ends of the box girder section, the slots are of L-shaped structures, and two groups of slots are symmetrically formed in the end portion of the box girder section.
Furthermore, webs are arranged in the box girder section at equal intervals, and the webs divide the inner cavity of the box girder section into a plurality of box chambers.
Furthermore, a reinforcing steel column is inserted into the web plate, the reinforcing steel column is inserted into the arched girder section, a plate rib is arranged on the web plate, and at least two plate ribs are arranged on the surface of the web plate.
Furthermore, a concave table surface is arranged at the upper port of the inner wall of the box girder section.
Further, the connecting beam is further included and used for connecting a plurality of adjacent joint section structures.
The beneficial effects of the utility model are embodied in:
in the utility model, through the arrangement of the supporting platform and the baffle plate, when the bridge surface beam is hoisted, the end part of the bridge surface beam is butted with the joint section structure to play a role of pre-guiding, after the end part of the bridge surface beam enters between the baffle plates, the bridge surface beam only needs to be vertically placed without subsequent position adjustment, so that the mounting efficiency between the bridge surface beam and the joint section structure is improved in the connecting process of the bridge surface beam and the joint section structure; and the supporting platform can also play a supporting effect on the bridge surface beam, so that the stability of the whole bridge is improved.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is an enlarged view of a portion of the end of FIG. 1 according to the present invention;
fig. 3 is a schematic diagram of the actual connection structure of the present invention.
Description of the reference numerals:
100. a box girder section; 101. a cabinet; 102. a concave table surface; 103. a web; 104. a steel bar column; 105. a slot; 106. a saddle; 107. a convex edge; 108. a baffle plate; 200. an arched girder section; 300. a connecting section; 400. a connecting beam; 500. a bridge deck section; 600. a bridge deck beam; 700. and (4) arch ribs.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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. The embodiments and features of the embodiments in the present application may be combined with each other without conflict. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.
It should be noted that, if directional indications (such as up, down, left, right, front, back, 8230; \8230;) are provided in the embodiments of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the attached drawings), and if the specific posture is changed, the directional indications are correspondingly changed.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, "a plurality" means two or more. In addition, technical solutions between various embodiments can be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be nonexistent.
Referring to fig. 1 and 2, the present invention relates to a connecting section structure of a deck type steel box arch bridge arch beam, comprising: the integrally formed box girder section 100, arched girder section 200 and connecting section 300;
the connecting sections 300 are arranged at the two ends of the arched girder section 200, the lower surfaces of the arched girder section and the arched girder section form a circular arch surface, and the two ends of the box girder section 100 are connected with the connecting sections 300 to form an arc part;
the arc part is provided with a supporting platform 106, the supporting platform 106 is provided with a convex edge 107, and the top surface of the supporting platform 106 is lower than the top surface of the box girder section 100;
two ends of the saddle 106 are provided with baffle plates 108, the upper plate edge of the baffle plate 108 is higher than the top surface of the saddle 106, and the sectional area of the baffle plate 108 is larger than the area of the end surface of the saddle 106.
Referring to fig. 3, the basic components of the bridge structure include a bridge deck beam 600, an arch rib 700, and a joint section, and the bridge is constructed by a prefabrication and assembly technology in the prior art, that is, the bridge deck beam 600, the arch rib 700, and the joint section are prefabricated in advance, transported to a construction site for hoisting, a bridge support system is built, and finally a bridge deck section 500 is hoisted to the bridge support system.
When assembling bridge face roof beam 600 with the joint section, be close to joint section one end with bridge face roof beam 600 one end, and make the tip of bridge face roof beam 600 fall to be located between two baffles 108, can directly perceivedly know that 600 tip both sides face of bridge face roof beam and joint section side lie in the coplanar this moment, the two is in on same straight line promptly, this moment with the perpendicular back of hoisting downwards of bridge face roof beam 600 contact horizontal hoist and mount again with saddle 106, make its tip and joint section butt joint, can accomplish the hoist and mount operation fast, avoid because lack the reference thing and lead to the problem that the hoist and mount process need be adjusted repeatedly, the efficiency of installation has been improved.
Through the arrangement of the supporting platform 106, the hoisted bridge surface beam 600 can be effectively supported, the stability of the hoisted bridge surface beam is improved, and the safety of subsequent welding and re-operation is ensured.
In an embodiment, referring to fig. 2, slots 105 are formed at two ends of the box girder section 100, the slots 105 are L-shaped structures, and two sets of slots are symmetrically formed at the end of the box girder section 100. The stability of the bridge surface beam 600 after the box girder section 100 is connected can be improved by the arrangement of the slots 105, and it should be noted that the corresponding positions on the bridge surface beam 600 are provided with the convex plates (not shown in the figure) matched with the slots 105, when the bridge surface beam 600 and the slots are connected, the convex plates on the bridge surface beam 600 are vertically inserted into the slots 105 (under the process, the bridge surface beam 600 finishes the horizontal position adjustment when being connected with the box girder section 100 firstly), so that the bridge surface beam 600 and the box girder section 100 are more closely connected, the pre-installation effect is achieved, and the problem of displacement of the bridge surface beam 600 and the box girder section is prevented from occurring before the subsequent welding process.
In one embodiment, referring to fig. 2, webs 103 are equidistantly disposed within the box girder section 100, and the webs 103 divide the inner cavity of the box girder section 100 into a plurality of box chambers 101. Through the web 103 that the equidistance set up, can improve the structural strength of case girder segment 100, guarantee the stability of bridge.
In an embodiment, referring to fig. 2, a reinforcing steel bar column 104 is inserted into a web 103, the reinforcing steel bar column 104 is inserted into an arched girder segment 200, a plate rib is provided on the web 103, and at least two plate ribs are provided on the surface of the web 103. The structural strength of the web plate 103 can be improved through the arrangement of the steel bar columns 104 and the plate ribs, so that the overall structural strength of the box girder section 100 is improved, and the stability of a bridge is ensured.
In one embodiment, referring to fig. 2, a recessed platform 102 is provided at the upper port of the inner wall of the box girder section 100. Through the arrangement of the concave mesa 102, after the bridge deck section 500 is connected with the combining section structure, a limiting effect is achieved on the bridge deck section 500, and the problem of deviation after hoisting is prevented, and it is noted that a convex structure (not shown in the figure) matched with the bottom surface of the bridge deck section 500 is arranged.
In one embodiment, please refer to fig. 2, further comprising a connecting beam 400 for connecting between a plurality of adjacent joint segment structures. Because the bridge need set up multiunit parallel arrangement's bridge face roof beam 600, arch rib 700, joint section when the construction to this satisfies the construction width demand of bridge floor, through the setting of tie-beam 400, with adjacent joint section structural connection, is favorable to improving holistic connection stability, and then guarantees the stability of bridge.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the present invention.
Claims (6)
1. The utility model provides a deck formula steel case is arched bridge arched girder bonding segment structure even, its characterized in that includes: the box girder section (100), the arched girder section (200) and the connecting section (300) are integrally formed;
the connecting sections (300) are arranged at two ends of the arched girder section (200), the lower surfaces of the arched girder section and the arched girder section form circular arch surfaces, and two ends of the box girder section (100) are connected with the connecting sections (300) to form circular arc parts;
the arc part is provided with a supporting platform (106), a convex edge (107) is arranged on the supporting platform (106), and the top surface of the supporting platform (106) is lower than the top surface of the box girder section (100);
the two ends of the supporting platform (106) are provided with baffle plates (108), the upper plate edge of each baffle plate (108) is higher than the top surface of the supporting platform (106), and the sectional area of each baffle plate (108) is larger than the area of the end face of the supporting platform (106).
2. The combination section structure of the arched girder of the deck type steel box arch bridge according to claim 1, wherein: slots (105) are formed in two ends of the box girder section (100), the slots (105) are of an L-shaped structure, and two groups of slots are symmetrically formed in the end portion of the box girder section (100).
3. A deck-type steel box multiple arch bridge arched girder connecting section structure as set forth in claim 1, wherein: the equal distance is equipped with web (103) in case roof beam section (100), web (103) are separated case roof beam section (100) inner chamber for a plurality of case rooms (101).
4. A deck-type steel box multiple arch bridge arched girder combined section structure according to claim 3, wherein: the reinforced concrete arch beam is characterized in that reinforced columns (104) are inserted into the web plate (103), the reinforced columns (104) are inserted into the arch beam section (200), plate ribs are arranged on the web plate (103), and at least two plate ribs are arranged on the surface of the web plate (103).
5. The combination section structure of the arched girder of the deck type steel box arch bridge according to claim 1, wherein: and a concave table surface (102) is arranged at the upper port of the inner wall of the box girder section (100).
6. The arch beam combining section structure of the deck type steel box multiple arch bridge as claimed in claim 1, wherein: also included is a connecting beam (400) for connecting between a plurality of adjacent joint segment structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222623740.3U CN218373292U (en) | 2022-09-30 | 2022-09-30 | Arch beam combination section structure of deck type steel box multi-arch bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222623740.3U CN218373292U (en) | 2022-09-30 | 2022-09-30 | Arch beam combination section structure of deck type steel box multi-arch bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218373292U true CN218373292U (en) | 2023-01-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222623740.3U Active CN218373292U (en) | 2022-09-30 | 2022-09-30 | Arch beam combination section structure of deck type steel box multi-arch bridge |
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|---|---|
| CN (1) | CN218373292U (en) |
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2022
- 2022-09-30 CN CN202222623740.3U patent/CN218373292U/en active Active
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