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CN-224213158-U - Municipal bridge reinforcing apparatus

CN224213158UCN 224213158 UCN224213158 UCN 224213158UCN-224213158-U

Abstract

The utility model discloses a municipal bridge reinforcing device, which comprises a protective shell, a longitudinal beam protective plate and a bridge deck protective plate which are arranged on a bridge, wherein the bridge comprises a bridge deck structure, a plurality of cross beams and a plurality of longitudinal beams which are arranged at the bottom of the bridge deck structure in a crisscross manner, and bearing columns arranged at the staggered points of the cross beams and the longitudinal beams; the bridge deck protection plate is arranged at the position of the lower end face of the bridge deck structure, which is positioned between the adjacent longitudinal beams. According to the bridge girder reinforcing device, the protective shell is arranged on the bearing column for reinforcing, the first supporting device and the second supporting device are arranged, the supporting area of the bearing column to the longitudinal girder is enlarged, the bridge deck protection plate is arranged through the second supporting device in a supporting mode, the bearing column is enlarged to support the bridge deck, and therefore the bridge can be integrally reinforced.

Inventors

  • BAO HAIXIA
  • SHEN CHONG
  • ZHOU TIANTIAN
  • MENG YANGFENG
  • GAO YU
  • PAN LEI
  • XU LIPING

Assignees

  • 杭州大江东城市设施管养有限公司

Dates

Publication Date
20260508
Application Date
20250514

Claims (7)

  1. 1. A municipal bridge reinforcing device is characterized by comprising a protective shell (2), longitudinal beam protection plates (3) and bridge deck protection plates (4) which are arranged on a bridge, wherein the bridge comprises a bridge deck structure (1), a plurality of cross beams (101) and a plurality of longitudinal beams (102) which are arranged at the bottoms of the bridge deck structure (1) in a crisscross mode, and bearing columns (103) which are arranged at staggered points of the cross beams (101) and the longitudinal beams (102), the protective shell (2) is detachably sleeved on the bearing columns (103), first supporting devices (5) in one-to-one correspondence are arranged on the side faces of the protective shell (2) corresponding to the longitudinal beams (102), the longitudinal beam protection plates (3) are supported and arranged on the lower end faces of the longitudinal beams (102) through the first supporting devices (5), and bridge deck protection plates (4) are arranged at positions, located between the adjacent longitudinal beams (102), of the lower end faces of the bridge deck structure (1).
  2. 2. The municipal bridge reinforcement device according to claim 1, wherein the protective shell (2) comprises a pair of half-shell structures (201), and the pair of half-shell structures (201) are symmetrically and detachably wrapped on the bearing post (103).
  3. 3. The municipal bridge reinforcing device according to claim 2, further comprising a plurality of second mounting bolts (204), wherein the folding positions of the pair of half shell structures (201) are fixedly connected through the plurality of second mounting bolts (204), bases (202) are arranged at the lower ends of the pair of half shell structures (201), first mounting bolts (203) are arranged on the bases (202), and the bases (202) are fixedly arranged on the ground through the first mounting bolts (203).
  4. 4. The municipal bridge reinforcing device according to claim 2, further comprising a second supporting device (6), wherein the second supporting device (6) comprises a second supporting rod (601), two ends of the second supporting rod (601) are respectively provided with a second rotating head (602), lateral sides of two adjacent protective shells (2) located under the same cross beam (101) are provided with cross rods (604), the cross rods (604) are provided with third rotating seats (605), the bottom ends of bridge deck protection plates (4) on the same side of the cross rods (604) are provided with second rotating seats (603), one ends of the second supporting rod (601) are rotatably mounted on the second rotating seats (603) through the second rotating heads (602), and the other ends of the second supporting rod (601) are rotatably mounted on the third rotating seats (605) through the second rotating heads (602).
  5. 5. The municipal bridge reinforcing device according to claim 4, wherein the cross rod (604) comprises a third mounting bolt (606), the cross rod (604) is transversely arranged on the same side face of two adjacent protective shells (2) under the same cross rod (101), and two ends of the cross rod are fixedly mounted through the third mounting bolt (606).
  6. 6. The municipal bridge reinforcing device according to claim 1, wherein the first supporting device (5) comprises a first supporting rod (501), first rotating heads (502) are arranged at two ends of the first supporting rod (501), first rotating seats (503) are arranged on the side face of the protective shell (2) and the lower end face of the longitudinal beam protection plate (3) on the same side, one end of the first supporting rod (501) is rotatably mounted on the first rotating seats (503) on the side face of the protective shell (2) through the first rotating heads (502), and the other end of the first supporting rod is rotatably mounted on the first rotating seats (503) on the lower end face of the longitudinal beam protection plate (3) through the first rotating heads (502).
  7. 7. The municipal bridge reinforcing device according to claim 1, wherein the material of the protective shell (2), the longitudinal beam protection plate (3) and the bridge deck protection plate (4) is of a stainless steel structure, and the protective shell, the longitudinal beam protection plate and the bridge deck protection plate are formed by welding a plurality of criss-cross steel plates.

Description

Municipal bridge reinforcing apparatus Technical Field The utility model relates to the technical field of bridge reinforcement, in particular to a municipal bridge reinforcement device. Background The bridge reinforcement is to improve the bearing capacity and the service performance of the components and even the whole structure by certain measures, and the passing pressure of municipal bridges is increased dramatically, and the problems of cracks, concrete stripping, structural rigidity reduction and the like are easy to occur when the bridge reinforcement bears the load of vehicles and environmental corrosion for a long time. If not reinforced in time, the bearing capacity of the bridge is reduced, traffic safety is threatened, and even collapse accidents are caused. Thus, the bridge needs to be reinforced. In the prior art, the utility model patent with the patent number of CN202323559702.7 discloses a bridge reinforcing device, which comprises a lifting mechanism arranged at the lower part of a bridge body in advance and a buckle coated outside the upper part of the bridge body, wherein the buckle consists of two symmetrical buckles I and buckles II, connecting components are fixedly arranged on two sides between the buckles I and the buckles II, and pull rod components connected with the bridge body are arranged on the outer walls of one sides of the buckles I and the buckles II. The bridge reinforcing device that above-mentioned patent provided through lifting mechanism, the buckle that sets up for the buckle when strengthening on the bridge, can promote by going down, improved the laminating degree between reinforcing apparatus and the bridge, play the bridge reinforcing property of preferred, be provided with the pull rod subassembly in the both sides of buckle simultaneously, realize the reinforcement effect to the bridge large-span, improved the quality to the bridge is consolidated. However, the bridge reinforcing device only has a certain reinforcing effect on the bearing column of the bridge, and does not effectively reinforce the bridge deck part of the bridge, so that the bridge reinforcing device needs to be further improved. Disclosure of utility model The utility model aims to provide a municipal bridge reinforcing device, which aims to solve the problem that the existing bridge reinforcing device can not effectively reinforce the bridge deck part of a bridge although a bearing column of the bridge is reinforced to a certain extent. The municipal bridge reinforcing device comprises a protective shell, longitudinal beam protection plates and bridge deck protection plates which are arranged on a bridge, wherein the bridge comprises a bridge deck structure, a plurality of cross beams and a plurality of longitudinal beams which are arranged at the bottom of the bridge deck structure in a crisscross manner, and bearing columns which are arranged at the staggered points of the cross beams and the longitudinal beams, the protective shell is detachably sleeved on the bearing columns, first supporting devices which are in one-to-one correspondence are arranged on the side surfaces of the protective shell corresponding to the longitudinal beams, the longitudinal beam protection plates are supported and arranged on the lower end surfaces of the longitudinal beams through the first supporting devices, and the bridge deck protection plates are arranged at the positions, between the adjacent longitudinal beams, of the lower end surfaces of the bridge deck structure. Preferably, the protecting shell comprises a pair of half shell structures, and the pair of half shell structures are symmetrically and detachably folded and wrapped on the bearing column. The lower ends of the pair of half shell structures are respectively provided with a base, the bases are provided with first mounting bolts, and the bases are fixedly arranged on the ground through the first mounting bolts. Preferably, the bridge deck protection plate further comprises a second supporting device, the second supporting device comprises a second supporting rod, second rotating heads are arranged at two ends of the second supporting rod, a cross rod is arranged on the side face of two adjacent protection shells located under the same cross beam, a third rotating seat is arranged on the cross rod, a second rotating seat is arranged on the bottom end of the bridge deck protection plate on the same side of the cross rod, one end of the second supporting rod is rotatably mounted on the second rotating seat through the second rotating heads, and the other end of the second supporting rod is rotatably mounted on the third rotating seat through the second rotating heads. The cross rod comprises a third mounting bolt, wherein the cross rod is transversely arranged on the same side face of two adjacent protective shells positioned under the same cross rod, and two ends of the cross rod are fixedly mounted through the third mounting bolt. The first s