CN218027239U

CN218027239U - Bridge and culvert engineering box girder bottom plate reinforced structure

Info

Publication number: CN218027239U
Application number: CN202222108311.2U
Authority: CN
Inventors: 王寅; 巩茂磊; 刘宇轩; 宋奇航; 刘杰; 李东; 史纪伟
Original assignee: Jinan Kingyue Highway Engineering Co Ltd
Current assignee: Jinan Kingyue Highway Engineering Co Ltd
Priority date: 2022-08-11
Filing date: 2022-08-11
Publication date: 2022-12-13
Anticipated expiration: 2032-08-11

Abstract

The utility model relates to a bridge and culvert engineering technical field, and a bridge and culvert engineering case roof beam bottom plate reinforced structure is disclosed, including the box girder body, the box girder body is by the bottom plate, roof and two webs are constituteed, the inside fixed mounting of center department of box girder body has the reinforcement baffle of matching, the reinforcement baffle is close to the reinforcing crossbeam of a plurality of evenly distributed of the equal fixedly connected with in both sides of bottom, and reinforcing crossbeam and bottom plate fixed connection, the last surface parallel and level of bottom plate is inlayed and is had a plurality of evenly distributed's reinforcement longeron, install the reinforcement subassembly between reinforcement longeron and the reinforcement crossbeam, install the anchor subassembly between reinforcement crossbeam and the reinforcement baffle. The utility model discloses not only effectively improve the overall structure intensity of case roof beam bottom plate, make the difficult emergence fracture of bottom plate moreover, be favorable to improving the durability of bottom plate.

Description

Bridge and culvert engineering box girder bottom plate reinforced structure

Technical Field

The utility model relates to a bridge and culvert engineering technical field especially relates to a bridge and culvert engineering box girder bottom plate reinforced structure.

Background

The box girder is one of the middle girders in bridge engineering, the inner part of the box girder is hollow, and flanges are arranged on two sides of the upper part of the box girder and are similar to a box, so that the box girder is named. Single box, multi-box, etc.

In the prior art, the box girder bottom plate is mostly directly formed by concrete pouring, but the bottom plate does not have reinforced structure, and long-time use easily leads to the box girder bottom plate to take place the fracture, influences the durability of structure, can influence the security of bridge even when the bottom plate fracture is serious.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem in the above background art, and providing a bridge and culvert engineering case roof beam bottom plate reinforced structure.

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

the utility model provides a bridge and culvert engineering case roof beam bottom plate reinforced structure, includes the case roof beam body, the case roof beam body comprises bottom plate, roof and two webs, the inside central fixed mounting of department of case roof beam body has the reinforcement baffle of matching, it is close to the reinforcement crossbeam of a plurality of evenly distributed of the equal fixedly connected with in both sides of bottom to consolidate the baffle, and consolidates crossbeam and bottom plate fixed connection, the upper surface parallel and level of bottom plate inlays the reinforcement longeron that has a plurality of evenly distributed, install the reinforcement subassembly between reinforcement longeron and the reinforcement crossbeam, install the anchor subassembly between reinforcement crossbeam and the reinforcement baffle.

Preferably, the anchor subassembly is including seting up the logical groove on consolidating the baffle, it is provided with the slide that matches to lead to the inslot, fixed mounting has the jack between slide and the logical groove bottom, and the top fixed mounting of slide has a plurality of evenly distributed's fixed pulley, the wire rope has been connect around on the fixed pulley, consolidate the center department of crossbeam upper surface and install the pull ring, the both ends of wire rope are connected with the pull ring that consolidates the baffle both sides and correspond respectively.

Preferably, the reinforcing assembly comprises a plurality of screws arranged at the top of the reinforcing longitudinal beam, a through hole for the screws to pass through is formed in the reinforcing cross beam in a penetrating mode, and the screws are in threaded connection with locking nuts abutted to the upper surface of the reinforcing cross beam.

Preferably, a plurality of reinforcing cross beams are connected with a reinforcing column at the same side at the end far away from the reinforcing partition plate, the reinforcing column is fixedly welded on the web plate, and the cross section of the reinforcing column is of a right-angled triangle structure.

Preferably, the two sides of the through groove are provided with a plurality of uniformly distributed U-shaped frames, and the two ends of each U-shaped frame are fixedly welded with the side wall of the reinforcing partition plate.

Preferably, a plurality of the U-shaped frames and a plurality of the steel cables are uniformly staggered.

Compared with the prior art, the utility model provides a bridge and culvert engineering case roof beam bottom plate reinforced structure possesses following beneficial effect:

1. this box girder bottom plate reinforced structure of bridge and culvert engineering, through setting up the box girder body, a bottom plate, consolidate the baffle, consolidate the crossbeam, consolidate longeron and reinforcement assembly, it is convenient that the box girder body internal partitioning is two cavitys to consolidate the baffle, a plurality of reinforcement crossbeams make the difficult vertical fracture that takes place of bottom plate, a plurality of reinforcement crossbeams make its bottom plate be difficult for taking place horizontal fracture, it is convenient for with a plurality of reinforcement crossbeams and a plurality of reinforcement longeron locking together to consolidate the assembly, be favorable to improving the overall structure intensity of bottom plate, make the difficult fracture that takes place of bottom plate.

2. This box girder bottom plate reinforced structure of bridge and culvert engineering, through setting up reinforcement baffle, reinforcement crossbeam and anchor subassembly, the pretightning force is applyed to a plurality of reinforcement crossbeams of reinforcement baffle both sides to the anchor subassembly convenience, and reinforcement crossbeam and bottom plate fixed connection to be convenient for further consolidate the bottom plate, make it difficult emergence damage.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses not only effectively improve the overall structure intensity of case roof beam bottom plate, make the difficult emergence fracture of bottom plate moreover, be favorable to improving the durability of bottom plate.

Drawings

Fig. 1 is a schematic structural view of a box girder bottom plate reinforcing structure of a bridge and culvert engineering provided by the present invention;

fig. 2 is a perspective view of the reinforcing column of the present invention;

FIG. 3 is a schematic top view of the connection portion of the middle bottom plate, the reinforcing cross beam and the reinforcing longitudinal beam;

fig. 4 is an enlarged view of a portion a of fig. 1.

In the figure: 1. a box girder body; 2. a base plate; 3. a top plate; 4. a web; 5. reinforcing the partition plate; 6. reinforcing the cross beam; 7. reinforcing the longitudinal beam; 8. a through groove; 9. a slide plate; 10. a jack; 11. a fixed pulley; 12. a steel cord; 13. a pull ring; 14. a screw; 15. locking the nut; 16. a reinforcement column; 17. a U-shaped frame.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a box girder bottom plate reinforcing structure for bridge and culvert engineering comprises a box girder body 1, wherein the box girder body 1 is composed of a bottom plate 2, a top plate 3 and two webs 4, a matched reinforcing partition plate 5 is fixedly arranged at the center inside the box girder body 1, the structural strength of the box girder body 1 is favorably improved, a plurality of uniformly distributed reinforcing cross beams 6 are fixedly connected to two sides, close to the bottom, of the reinforcing partition plate 5, and the reinforcing cross beams 6 are fixedly connected with the bottom plate 2, so that the bottom plate 2 is conveniently reinforced and is not easy to longitudinally crack;

a plurality of reinforcement crossbeams 6 of homonymy are kept away from the one end of consolidating baffle 5 and are connected with enhancement post 16 jointly, and 16 fixed welding of enhancement post sets up on web 4, conveniently improves structural strength, and the cross-section of strengthening post 16 is the right angled triangle structure, guarantees the structure steadiness, and the upper surface parallel and level of bottom plate 2 is inlayed and is had a plurality of evenly distributed's reinforcement longeron 7, conveniently consolidates to bottom plate 2 and makes its difficult emergence transverse cracking.

Referring to fig. 1 and 3, install between reinforcement longeron 7 and the reinforcement crossbeam 6 and consolidate the subassembly, it includes a plurality of screw rods 14 of installing at reinforcement longeron 7 top to consolidate the subassembly, it sets up the through-hole that supplies screw rod 14 to pass to run through on the reinforcement crossbeam 6, threaded connection has lock nut 15 that offsets with reinforcement crossbeam 6 upper surface on the screw rod 14, lock nut 15 of screwing makes it descend along screw rod 14 convenient, thereby support tight reinforcement crossbeam 6, be favorable to improving reinforcement crossbeam 6 and reinforcement longeron 7 overall structure's stability.

Referring to fig. 1 and 4, install the anchor subassembly between reinforcement crossbeam 6 and the reinforcement baffle 5, the anchor subassembly is including seting up logical groove 8 on reinforcement baffle 5, the both sides direction that leads to groove 8 all is provided with a plurality of evenly distributed's U type frame 17, the both ends of U type frame 17 and the lateral wall fixed welding of reinforcement baffle 5, improve the reinforcement intensity of reinforcing baffle 5, make it can not lead to intensity reduction because of seting up logical groove 8, a plurality of U type frame 17 and a plurality of even crisscross setting of cable wire 12, avoid U type frame 17 to cause the influence to cable wire 12, it is provided with the slide 9 of matching to slide in logical groove 8, fixed mounting has jack 10 between slide 9 and the logical groove 8 bottom, conveniently regulate and control slide 9 and slide along leading to groove 8.

Referring to fig. 1 and 4, the top fixed mounting of slide 9 has a plurality of evenly distributed's fixed pulley 11, and the wire winding has cable wire 12 on the fixed pulley 11, and the center department of reinforcing crossbeam 6 upper surface installs pull ring 13, and the both ends of cable wire 12 are connected with the pull ring 13 that the reinforcing baffle 5 both sides correspond respectively, and slide 9 in-process cooperation fixed pulley 11 and cable wire 12 that rises conveniently exert the pretightning force to the reinforcing crossbeam 6 of both sides, realizes the further reinforcement of bottom plate 2.

The working principle is as follows: a plurality of reinforcement crossbeams 6 cooperate a plurality of reinforcement longerons 7 can effectively improve the structural strength of bottom plate 2, not only can make the difficult vertical fracture that takes place of bottom plate 2, and make it be difficult for taking place horizontal fracture, walk around fixed pulley 11 with cable wire 12 and be connected its both ends with pull ring 13 on the reinforcement crossbeam 6, then adjust jack 10 and make slide 9 slide along leading to groove 8, thereby cooperation fixed pulley 11 makes cable wire 12 tighten, the reinforcement crossbeam 6 with bottom plate 2 fixed connection can receive the pretension effort this moment, thereby can consolidate bottom plate 2.

The above, only be the embodiment of the preferred 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, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a bridge and culvert engineering case roof beam bottom plate reinforced structure, includes the case roof beam body, the case roof beam body comprises bottom plate, roof and two webs, its characterized in that, the inside central fixed mounting of department of case roof beam body has the reinforcement baffle of matching, it is close to the reinforcement crossbeam of a plurality of evenly distributed of the equal fixedly connected with in both sides of bottom to consolidate the baffle, and consolidates crossbeam and bottom plate fixed connection, the upper surface parallel and level of bottom plate inlays the reinforcement longeron that has a plurality of evenly distributed, install between reinforcement longeron and the reinforcement crossbeam and consolidate the subassembly, consolidate and install the anchor subassembly between crossbeam and the reinforcement baffle.

2. The bridge and culvert engineering box girder bottom plate reinforcing structure as claimed in claim 1, wherein the anchoring component comprises a through groove formed in the reinforcing partition plate, a matching sliding plate is slidably arranged in the through groove, a jack is fixedly arranged between the sliding plate and the bottom of the through groove, a plurality of fixed pulleys uniformly distributed are fixedly arranged at the top of the sliding plate, a steel cable is connected to the fixed pulleys in a winding manner, a pull ring is arranged at the center of the upper surface of the reinforcing beam, and two ends of the steel cable are respectively connected with the pull rings corresponding to two sides of the reinforcing partition plate.

3. The bridge and culvert engineering box girder bottom plate reinforcing structure of claim 1, wherein the reinforcing component comprises a plurality of screws installed at the tops of the reinforcing longitudinal beams, through holes for the screws to pass through are formed in the reinforcing transverse beams, and locking nuts abutting against the upper surfaces of the reinforcing transverse beams are connected to the screws in a threaded manner.

4. The bridge and culvert engineering box girder bottom plate reinforcing structure of claim 1, characterized in that one end of the reinforcing beam away from the reinforcing partition plate on the same side is commonly connected with a reinforcing column, the reinforcing column is fixedly welded on a web plate, and the cross section of the reinforcing column is a right triangle structure.

5. The box girder bottom plate reinforcing structure for bridge and culvert engineering according to claim 2, wherein a plurality of uniformly distributed U-shaped frames are arranged in both side directions of the through groove, and both ends of the U-shaped frames are fixedly welded with the side walls of the reinforcing partition plate.

6. The box girder bottom plate reinforcing structure for bridge and culvert engineering according to claim 5, wherein a plurality of the U-shaped frames and a plurality of the steel cables are uniformly staggered.