CN220202433U - Bridge bent cap - Google Patents

Abstract

The utility model relates to the technical field of bridge engineering, in particular to a bridge bent cap, which comprises an upright post and a bent cap assembly, wherein the bent cap assembly comprises a first bent cap, a second bent cap, a splicing block group and a reinforcing rib group, the upright post is used for providing mounting and supporting conditions for the first bent cap and the second bent cap, the bent cap assembly is prefabricated through a factory, the first bent cap and the second bent cap can be quickly spliced when the bridge is built, the first bent cap and the second bent cap are respectively hoisted by a crane to be placed on the upright post when the bridge is built, the first bent cap and the second bent cap are connected and fixed through the splicing block group, finally, a constructor uses a tool to fix the reinforcing rib group at the bottom of the first bent cap and the bottom of the second bent cap, and the installation of the bent cap is completed.

Description

Bridge bent cap

Technical Field

The utility model relates to the technical field of bridge engineering, in particular to a bridge capping beam.

Background

Currently, a capping beam is used for supporting, distributing and transmitting loads of an upper structure, and is also called a capping beam and a cross beam; the main function is to support the bridge superstructure and to transfer the full load to the substructure.

The prior art CN111560843a discloses a double-limb pier capping beam, comprising a capping beam; the bottom of the capping beam is provided with two vertical separated upright posts, and meanwhile, the upright posts are arranged on a bearing platform below which a foundation is arranged. The bent cap can be a common reinforced concrete structure or a prestressed concrete structure; the upright posts are of reinforced concrete solid structures, the lateral bridge length of the cross section of the upright posts is larger than the lateral bridge length of the forward bridge, the upright posts are divided into two independent upright posts in the forward bridge direction to form double-limb piers, and the centers of the two upright posts respectively correspond to the positions of the upper structure supports; the structural transition is carried out between the double-limb piers and a group of pile group foundations formed by the bored pile, and the two ends of the double-limb piers are respectively fixedly connected with the bent cap and the pile caps.

However, in the above technology, the capping beam and the upright post are integrally cast in steps on site, so that the working period for manufacturing the capping beam is long, and the construction efficiency of the bridge is reduced.

Disclosure of Invention

The utility model aims to provide a bridge bent cap, which aims to solve the problems that the existing bent cap is integrally cast on site, the manufacturing period is long and the bridge construction efficiency is reduced.

In order to achieve the above purpose, the utility model provides a bridge bent cap, which comprises a stand column and a bent cap assembly, wherein the bent cap assembly comprises a first bent cap, a second bent cap, a splicing block group and a reinforcing rib group, the first bent cap is arranged on one side of the stand column, the second bent cap is arranged on one side of the stand column, the splicing block group is arranged between the first bent cap and the second bent cap, and the reinforcing rib group is arranged at the bottoms of the first bent cap and the second bent cap.

The splicing block group comprises a protruding block, a groove block and a reinforcing steel bar net frame, wherein the protruding block is fixedly connected with the first bent cap and is located on one side of the first bent cap, the reinforcing steel bar net frame is arranged on the inner side of the protruding block, and the groove block is fixedly connected with the second bent cap and is located close to one side of the protruding block.

The reinforcing rib group comprises reinforcing rib plates and fixing bolts, wherein the reinforcing rib plates are arranged at the bottoms of the first bent cap and the second bent cap, and the fixing bolts are respectively in threaded connection with the first bent cap and the second bent cap and penetrate through the reinforcing rib plates.

The bridge bent cap further comprises an auxiliary supporting column, and the auxiliary supporting column is arranged on one side of the first bent cap and one side of the second bent cap.

The auxiliary support column comprises a support column and a support ring, wherein the support column is arranged on one side of the first bent cap and one side of the second bent cap, and the support ring is fixedly connected with the support column and is positioned at the top of the support column.

According to the bridge bent cap disclosed by the utility model, the upright posts are used for providing mounting and supporting conditions for the first bent cap and the second bent cap, the bent cap assembly is prefabricated through a factory, the first bent cap and the second bent cap can be quickly spliced during bridge construction, specifically, during bridge construction, the first bent cap and the second bent cap are respectively lifted by a crane and are placed on the upright posts, the first bent cap and the second bent cap are connected and fixed through the splicing block group, finally, a constructor can fix the obtained reinforcing rib group at the bottoms of the first bent cap and the second bent cap by using a tool, and the spliced position of the first bent cap and the second bent cap is reinforced and fixed, so that the mounting of the bent cap is completed.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.

Fig. 1 is a schematic structural view of a bridge girder according to a first embodiment of the present utility model.

Fig. 2 is a schematic view of a first capping beam and a second capping beam of a bridge capping beam according to a first embodiment of the present utility model.

Fig. 3 is a cross-sectional view of the inside of a bump of a bridge capping beam according to a first embodiment of the present utility model.

Fig. 4 is a schematic structural view of a bridge girder according to a second embodiment of the present utility model.

In the figure: 101-upright posts, 102-bent cap assemblies, 103-first bent cap, 104-second bent cap, 105-splicing block groups, 106-reinforcing rib groups, 107-protruding blocks, 108-groove blocks, 109-reinforcing steel bar net frames, 110-reinforcing rib plates, 111-fixing bolts, 201-auxiliary supporting columns, 202-supporting columns and 203-supporting rings.

Detailed Description

The first embodiment of the application is as follows:

referring to fig. 1-3, fig. 1 is a schematic structural view of the present utility model, fig. 2 is a schematic view of a first capping beam and a second capping beam of the present utility model, fig. 3 is an internal cross-sectional view of a bump of the present utility model, including a post 101 and a capping beam assembly 102, the capping beam assembly 102 includes a first capping beam 103, a second capping beam 104, a splicing block group 105 and a reinforcing rib group 106, the splicing block group 105 includes a bump 107, a groove block 108 and a reinforcing rib frame 109, and the reinforcing rib group 106 includes a reinforcing rib 110 and a fixing bolt 111.

For this embodiment, the upright 101 is used to provide mounting and support conditions for the first and second capping beams 103 and 104.

The first bent cap 103 is arranged on one side of the upright 101, the second bent cap 104 is arranged on one side of the upright 101, the splicing block group 105 is arranged between the first bent cap 103 and the second bent cap 104, the reinforcing rib group 106 is arranged at the bottoms of the first bent cap 103 and the second bent cap 104, the bent cap assembly 102 is prefabricated through a factory, the first bent cap 103 and the second bent cap 104 can be respectively lifted by a crane to be placed on the upright 101 when the bridge is built, the first bent cap 103 and the second bent cap 104 are fixedly connected with each other through the splicing block group 105, finally, a constructor recycles a tool to fix the obtained reinforcing rib group 106 at the bottoms of the first bent cap 103 and the second bent cap 104, and the reinforcing beam 103 and the second bent cap 104 are fixedly arranged at the splicing position, namely, the installation of the bent cap is completed, compared with the traditional bridge is manufactured in a casting mode, the casting efficiency is saved, the casting efficiency is shortened, the existing casting efficiency is shortened, and the casting cycle is shortened.

Secondly, the lug 107 with first bent cap 103 fixed connection just is located first bent cap 103 one side, the reinforcing bar rack 109 set up in the lug 107 is inboard, recess piece 108 with second bent cap 104 fixed connection, and be located be close to one side of lug 107, first bent cap 103 with when second bent cap 104 is connected, will on the first bent cap 103 lug 107 aligns recess piece 108 on the second bent cap 104, control the crane slow will first bent cap 103 to second bent cap 104 removes for lug 107 inserts in the recess piece 108, accomplishes promptly first bent cap 103 with the connection of second bent cap 104 is fixed, the setting of reinforcing bar rack 109 is used for improving the intensity of lug 107, makes first bent cap 103 with the second bent cap 104 connects more firmly.

Meanwhile, the reinforcing rib plate 110 is disposed at the bottoms of the first cover beam 103 and the second cover beam 104, the fixing bolts 111 are respectively in threaded connection with the first cover beam 103 and the second cover beam 104, penetrate through the reinforcing rib plate 110, fix the reinforcing rib plate 110 between the first cover beam 103 and the second cover beam 104 through the fixing bolts 111, and strengthen the connection effect of the first cover beam 103 and the second cover beam 104.

When the bent cap is installed, the first bent cap 103 and the second bent cap 104 are respectively lifted by a crane and placed on the upright post 101, the protruding blocks 107 on the first bent cap 103 are aligned with the groove blocks 108 on the second bent cap 104, the crane is controlled to slowly move the first bent cap 103 towards the second bent cap 104, so that the protruding blocks 107 are inserted into the groove blocks 108, namely, the connection and the fixation of the first bent cap 103 and the second bent cap 104 are completed, and finally, the reinforcing rib plates 110 are fixed between the first bent cap 103 and the second bent cap 104 by the fixing bolts 111, so that the connection effect of the first bent cap 103 and the second bent cap 104 is enhanced, namely, the installation of the bent cap is completed.

The second embodiment of the present application is:

referring to fig. 4, fig. 4 is a schematic structural view of the present utility model, where the bridge capping beam of the present embodiment further includes an auxiliary support column 201, and the auxiliary support column 201 includes a support column 202 and a support ring 203.

For this embodiment, the auxiliary support column 201 is disposed on one side of the first capping beam 103 and one side of the second capping beam 104, where the auxiliary support column 201 is used to support the first capping beam 103 and the second capping beam 104 in an auxiliary manner, so as to avoid collapse at the junction of the first capping beam 103 and the second capping beam 104, and reduce the service life of the bridge.

The support columns 202 are arranged on one side of the first bent cap 103 and one side of the second bent cap 104, the support rings 203 are fixedly connected with the support columns 202 and are positioned at the tops of the support columns 202, the support columns 202 are used for supporting the connection parts of the first bent cap 103 and the second bent cap 104, the connection parts of the first bent cap 103 and the second bent cap 104 are supported, collapse is avoided, the service life of a bridge is shortened, the contact area of the support columns 202 with the first bent cap 103 and the second bent cap 104 is increased due to the arrangement of the support rings 203, and the support property of the first bent cap 103 and the second bent cap 104 is improved.

The above disclosure is merely illustrative of a preferred embodiment of a bridge capping beam, and should not be construed as limiting the scope of the present application, and those skilled in the art will understand that all or part of the above embodiments can be implemented and equivalents thereof can be modified according to the claims of the present application.

Claims (5)

1. The bridge bent cap comprises an upright post, and is characterized in that,

the novel bent cap comprises a first bent cap, a second bent cap, a splicing block group and a reinforcing rib group, wherein the first bent cap is connected with the first bent cap;

the first bent cap set up in stand one side, the second bent cap set up in stand one side, the concatenation piece group set up in first bent cap with between the second bent cap, the strengthening rib group set up in first bent cap with second bent cap bottom.

2. The bridge girder of claim 1,

the splicing block group comprises a protruding block, a groove block and a reinforcing steel bar net rack, wherein the protruding block is fixedly connected with the first bent cap and is positioned on one side of the first bent cap, the reinforcing steel bar net rack is arranged on the inner side of the protruding block, and the groove block is fixedly connected with the second bent cap and is positioned close to one side of the protruding block.

3. A bridge girder as claimed in claim 2, wherein,

the reinforcing rib group comprises reinforcing rib plates and fixing bolts, the reinforcing rib plates are arranged at the bottoms of the first bent cap and the second bent cap, and the fixing bolts are respectively in threaded connection with the first bent cap and the second bent cap and penetrate through the reinforcing rib plates.

4. The bridge girder of claim 1,

the bridge bent cap still includes auxiliary support column, auxiliary support column set up in first bent cap with second bent cap one side.

5. A bridge girder as claimed in claim 4, wherein,

the auxiliary support column comprises a support column and a support ring, wherein the support column is arranged on one side of the first bent cap and one side of the second bent cap, and the support ring is fixedly connected with the support column and is positioned at the top of the support column.