阅读说明：本技术 一种胶轮有轨电车双箱钢混结合轨道梁结构及其施工方法 (Rubber-tyred tramcar double-box steel-concrete combined track beam structure and construction method thereof ) 是由 冯祁 徐升桥 高静青 郭子煜 李先婷 韩晓方 彭澍 杜京涛 于 2021-07-26 设计创作，主要内容包括：本发明涉及轨道交通技术领域,具体而言,涉及一种胶轮有轨电车双箱钢混结合轨道梁结构及其施工方法。所述结构包括箱型钢梁、联结系结构和混凝土结构4,所述箱型钢梁设置有两组,两组所述箱型钢梁均设置在轨道支座上方；所述联结系结构设置在两节相邻所述箱型钢梁之间,所述联结系结构与两节相邻所述箱型钢梁相连；所述混凝土结构4设置有两组,两组所述混凝土结构4分别设置在两组所述箱型钢梁上方,所述混凝土结构4与所述箱型钢梁相连接。本发明使所述轨道梁整体跨度大且总体经济性好,而且采用混凝土结构降低了振动和噪音。(The invention relates to the technical field of rail transit, in particular to a double-box steel-concrete combined track beam structure of a rubber-tyred tramcar and a construction method thereof. The structure comprises two groups of box-type steel beams, a connecting system structure and a concrete structure 4, wherein the two groups of box-type steel beams are arranged above the track support; the connecting system structure is arranged between two adjacent sections of the box-shaped steel beams and connected with the two adjacent sections of the box-shaped steel beams; the concrete structure 4 is provided with two sets of, and two sets of concrete structure 4 sets up respectively in two sets of box girder steel top, concrete structure 4 with the box girder steel is connected. The invention ensures that the track beam has large integral span and good overall economy, and adopts a concrete structure to reduce vibration and noise.)

1. The utility model provides a rubber tyer tram double-box steel reinforced concrete combines track roof beam structure which characterized in that includes:

the two groups of box-shaped steel beams are arranged above the track support;

the connecting system structure is arranged between two adjacent sections of the box-shaped steel beams and is connected with the two adjacent sections of the box-shaped steel beams; and

the concrete structure (4), concrete structure (4) are provided with two sets ofly, and two sets ofly concrete structure (4) set up respectively in two sets ofly the box girder steel top, concrete structure (4) with the box girder steel is connected.

2. The rubber-tyred tram double-box steel-concrete combined track beam structure according to claim 1, characterized in that: the box-type steel beam comprises webs (13), a bottom plate (11), a top plate (14), partition plates (2), horizontal stiffening rib plates (1) and vertical stiffening rib plates (3), each box-type steel beam is provided with two webs (13), and the two webs (13) are arranged in parallel; the bottom plates (11) are arranged at the bottoms of the two webs (13), and the bottom plates (11) are connected with the webs (13); the top plates (14) are arranged at the tops of the two webs (13), and the top plates (14) are connected with the webs (13); the partition plate (2) is arranged between the two webs (13), the partition plate (2) and the bottom plate are perpendicular to each other, the partition plate (2) is provided with a plurality of partitions, and the partitions (2) are arranged in parallel; two horizontal stiffening rib plates (1) are arranged between two adjacent partition plates (2), and the two horizontal stiffening rib plates (1) and the two web plates (13) are arranged vertically; the vertical stiffening rib plates (3) are arranged between the two horizontal stiffening rib plates (1), and the vertical stiffening rib plates (3) are perpendicular to the horizontal stiffening rib plates (1).

3. The rubber-tyred tram double-box steel-concrete combined track beam structure according to claim 1, characterized in that: the connecting system structure comprises a cross beam (6) and a lower horizontal longitudinal connection (7), wherein two ends of the cross beam (6) are respectively connected with two groups of adjacent box-shaped steel beams, the lower horizontal longitudinal connection (7) is arranged between the two adjacent cross beams (6), one end of the lower horizontal longitudinal connection (7) is connected with the top end of the adjacent cross beam (6), and the other end of the lower horizontal longitudinal connection (7) is connected with the top end of the other adjacent cross beam (6).

4. The rubber-tyred tram double-box steel-concrete combined track beam structure according to claim 2, characterized in that: the cross section of the cross beam (6) and the cross section of the lower horizontal longitudinal joint (7) are both arranged to be I-shaped.

5. The rubber-tyred tram double-box steel-concrete combined track beam structure according to claim 1, characterized in that: the inner side web plate (13) of the box-type steel beam is fixedly connected with the concrete structure (4), a guide lug plate (8) is fixedly arranged at the top of the web plate (13) of the box-type steel beam, and the guide lug plate (8) and the top of the web plate (13) are perpendicular to each other.

6. The rubber-tyred tram double-box steel-concrete combined track beam structure according to claim 1, characterized in that: a cable channel (9) is arranged right above the connecting system structure, and a bin distribution plate (10) is arranged in the cable channel (9).

7. The rubber-tyred tram double-box steel-concrete combined track beam structure according to claim 1, characterized in that: two adjacent sections of the box-shaped steel beams in the same group are connected by penetrating through a splicing plate (12) by friction type high-strength bolts.

8. A construction method of a rubber-tyred tramcar double-box reinforced concrete combined track beam is characterized by comprising the following steps:

the method comprises the steps that box-type steel beams are prefabricated in a centralized manner in a factory, horizontal stiffening rib plates (1) and vertical stiffening rib plates (3) are mutually perpendicular and fixedly connected together, the horizontal stiffening rib plates (1) and the vertical stiffening rib plates (3) are fixed on a partition plate (2), a bottom plate (11) is fixedly arranged at the bottom of the partition plate (2), two sides of the partition plate (2) are fixedly arranged between two webs (13), and a top plate (14) is fixedly arranged at the top of the webs (13);

the two box-type steel beams are fixedly connected through a cross beam (6), and a lower horizontal longitudinal joint (7) is connected with the cross beam (6) according to a drawing;

installing shear nails (5) at the tops of the box-type steel beams, and then intensively pre-pouring a concrete structure (4);

and transporting the box-shaped steel beam and the concrete structure (4) to a construction site and erecting by adopting hoisting.

9. The construction method of the rubber-tyred tram double-box steel-concrete combined track beam according to claim 8, characterized in that: the box-type steel beams of different beam sections are prefabricated, the height of the box-type steel beams of different beam sections is different, and a bottom plate (11) of the box-type steel beams of different beam sections is a straight plate or a curved plate.

10. The construction method of the rubber-tyred tram double-box steel-concrete combined track beam according to claim 8, characterized in that: when the box-shaped steel beam and the concrete structure (4) are erected by adopting hoisting, the adjacent sections of the box-shaped steel beam are fixedly connected through splice plates (12), and the adjacent sections of the concrete structure (4) are fixedly connected through cast-in-place concrete.

Technical Field

The invention relates to the technical field of rail transit, in particular to a double-box steel-concrete combined track beam structure of a rubber-tyred tramcar and a construction method thereof.

Background

As a novel urban rail transit infrastructure, the rubber-tyred tramcar has the characteristics of strong road adaptability, small occupied area and engineering removal amount, short construction period, small engineering investment and the like, but the urban rail transit line is complex and changeable, and the span is often required to be increased so as to improve the bridge spanning capacity. The common node bridge type mostly adopts a scheme of a joist on a beam or a continuous steel track beam. The bridge structure of the joist on the beam is complex, the construction difficulty is large, the construction period is long, and the construction cost is increased because the track beam does not participate in the stress of the main structure. The continuous steel track beam has simple and clear structure stress and large spanning capacity, but has larger steel consumption, poor antiskid performance of a running surface and large vibration noise.

Disclosure of Invention

The invention aims to provide a double-box steel-concrete combined track beam structure of a rubber-tyred tramcar and a construction method thereof, so as to solve the problems. In order to achieve the purpose, the technical scheme adopted by the invention is as follows:

on one hand, the embodiment of the application provides a double-box steel-concrete combined track beam structure of a rubber-tyred tramcar, which comprises two groups of box steel beams, a connecting system structure and a concrete structure, wherein the two groups of box steel beams are arranged above a track support; the connecting system structure is arranged between two adjacent sections of the box-shaped steel beams and connected with the two adjacent sections of the box-shaped steel beams; the concrete structure is provided with two sets, and two sets of concrete structure sets up respectively in two sets of box girder steel top, the concrete structure with the box girder steel is connected.

Optionally, the box-type steel beam comprises webs, a bottom plate, a top plate, a partition plate, horizontal stiffening rib plates and vertical stiffening rib plates, two webs are arranged on each box-type steel beam, and the two webs are arranged in parallel; the bottom plates are arranged at the bottoms of the two webs and connected with the webs; the top plates are arranged at the tops of the two webs and connected with the webs; the partition plate is arranged between the two webs, the partition plate and the bottom plate are perpendicular to each other, and the partition plate is provided with a plurality of partition plates which are arranged in parallel; two horizontal stiffening rib plates are arranged between two adjacent partition plates, and the two horizontal stiffening rib plates and the two web plates are arranged vertically; the vertical stiffening rib plates are arranged between the two horizontal stiffening rib plates, and the vertical stiffening rib plates are perpendicular to the horizontal stiffening rib plates.

Optionally, the connecting system structure comprises a cross beam and a lower horizontal longitudinal connection, two ends of the cross beam are respectively connected with two groups of adjacent box-type steel beams, the lower horizontal longitudinal connection is arranged between the two adjacent cross beams, one end of the lower horizontal longitudinal connection is connected with the top end of the adjacent cross beam, and the other end of the lower horizontal longitudinal connection is connected with the top end of the other adjacent cross beam.

Optionally, the cross beam section and the lower parallel longitudinal section are both provided with an i-shaped section.

Optionally, the inboard web of box girder steel with concrete structure is fixed links to each other, the fixed direction otic placode that is provided with in web top of box girder steel, the direction otic placode with web top mutually perpendicular sets up.

Optionally, a cable channel is arranged right above the coupling system structure, and a bin splitting plate is arranged in the cable channel.

Optionally, two adjacent sections of the box-shaped steel beams in the same group are connected by penetrating through the splicing plates by friction-type high-strength bolts.

On the other hand, the embodiment of the application provides a construction method of a rubber-tyred tramcar double-box steel-concrete combined track beam, which comprises the following steps: the method comprises the following steps of prefabricating box-type steel beams in a centralized manner in a factory, vertically and fixedly connecting horizontal stiffening rib plates and vertical stiffening rib plates together, fixing the horizontal stiffening rib plates and the vertical stiffening rib plates on a partition plate, fixedly arranging a bottom plate at the bottom of the partition plate, fixedly arranging two sides of the partition plate between two webs, and fixedly arranging a top plate at the top of the webs; fixedly connecting the two box-type steel beams through a cross beam, and connecting the lower horizontal longitudinal joint with the cross beam according to a drawing; installing shear nails at the tops of the box-type steel beams, and then intensively pre-pouring a concrete structure; and transporting the box-type steel beam and the concrete structure to a construction site and erecting by adopting hoisting.

Optionally, the box-type steel beams of different beam sections are prefabricated, the box-type steel beams of different beam sections are different in height, and bottom plates of the box-type steel beams of different beam sections are arranged to be straight plates or curved plates.

Optionally, when the box-shaped steel beam and the concrete structure are erected by hoisting, the adjacent sections of the box-shaped steel beam are fixedly connected through a splice plate, and the adjacent sections of the concrete structure are fixedly connected through cast-in-place concrete.

The invention has the beneficial effects that:

the track beam is combined by the box-type steel beam and the concrete structure, so that the whole track beam is small in steel consumption and good in overall economy, the concrete structure is adopted at the top of the track beam to reduce vibration and noise, the problem of slipping between wheels and a beam body is effectively solved, the crossing capacity of the track beam is effectively improved by adopting the combined structure, the node adaptability of the track beam is improved, and the interference on road traffic is reduced by adopting a factory prefabrication and automobile crane hoisting method.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the embodiments of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic cross-sectional view of a double-box steel-concrete combined track beam of the rubber-tyred tramcar in the embodiment of the invention;

FIG. 2 is a schematic top view of a double-box steel-concrete combined track beam structure of the rubber-tyred tramcar in the embodiment of the present invention;

fig. 3 is a schematic side view of a double-box steel-concrete combined track beam structure of the rubber-wheeled tram in the embodiment of the invention.

The labels in the figure are: 1. horizontal stiffening rib plates; 2. a partition plate; 3. a vertical stiffening rib plate; 4. a concrete structure; 5. shear nails; 6. a cross beam; 7. lower horizontal longitudinal connection; 8. a guide lug plate; 9. a cable channel; 10. a bin dividing plate; 11. a base plate; 12. splicing plates; 13. a web; 14. a top plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Meanwhile, in the description of the present invention, the terms "first", "second", and the like are used only for distinguishing the description, and are not to be construed as indicating or implying relative importance.

Example 1

As shown in fig. 1, the present embodiment provides a rubber-tyred tram double-box steel-concrete combined track beam structure, including: the steel box comprises two groups of steel box beams, a connecting system structure and a concrete structure 4, wherein the two groups of steel box beams are arranged above a track support; the connecting system structure is arranged between two adjacent sections of the box-shaped steel beams and connected with the two adjacent sections of the box-shaped steel beams; the concrete structure 4 is provided with two sets of, and two sets of concrete structure 4 sets up respectively in two sets of box girder steel top, concrete structure 4 with the box girder steel is connected.

According to the track beam, the box-type steel beam 1 and the concrete structure 4 are combined, so that the whole track beam is small in steel consumption and good in overall economy, vibration and noise are reduced by adopting the concrete structure 4 at the top of the track beam, the problem of skidding between wheels and a beam body is effectively solved, the spanning capacity of the track beam is effectively improved by adopting the combined structure, and the node adaptability of the track beam is improved.

Example 2

As shown in fig. 1, the present embodiment provides a rubber-tyred tram double-box steel-concrete combined track beam structure, including: the steel box comprises two groups of steel box beams, a connecting system structure and a concrete structure 4, wherein the two groups of steel box beams are arranged above a track support; the connecting system structure is arranged between two adjacent sections of the box-shaped steel beams and connected with the two adjacent sections of the box-shaped steel beams; the concrete structure 4 is provided with two sets of, and two sets of concrete structure 4 sets up respectively in two sets of box girder steel top, concrete structure 4 with the box girder steel is connected.

The box-type steel beam comprises webs 13, a bottom plate 11, a top plate 14, partition plates 2, horizontal stiffening rib plates 1 and vertical stiffening rib plates 3, each box-type steel beam is provided with two webs 13, and the two webs 13 are arranged in parallel; the bottom plates 11 are arranged at the bottoms of the two webs 13, and the bottom plates 11 are connected with the webs 13; the top plates 14 are arranged at the tops of the two webs 13, and the top plates 14 are connected with the webs 13; the partition plates 2 are arranged between the two webs 13, the partition plates 2 are perpendicular to the bottom plate, the partition plates 2 are provided with a plurality of blocks, and the partition plates 2 are arranged in parallel; two horizontal stiffening rib plates 1 are arranged between two adjacent partition plates 2, and the two horizontal stiffening rib plates 1 and the two web plates 13 are arranged vertically; the vertical stiffening rib plates 3 are arranged between the two horizontal stiffening rib plates 1, and the vertical stiffening rib plates 3 are perpendicular to the horizontal stiffening rib plates 1.

The combined structure has the advantages that the web plate 13, the bottom plate 11, the top plate 14, the partition plate 2, the horizontal stiffening rib plate 1 and the vertical stiffening rib plate 3 are arranged to improve the stress performance of the combined structure, ensure the stable running of a train and increase the span of a track beam.

Example 3

As shown in fig. 1, the present embodiment provides a rubber-tyred tram double-box steel-concrete combined track beam structure, including: the steel box comprises two groups of steel box beams, a connecting system structure and a concrete structure 4, wherein the two groups of steel box beams are arranged above a track support; the connecting system structure is arranged between two adjacent sections of the box-shaped steel beams and connected with the two adjacent sections of the box-shaped steel beams; the concrete structure 4 is provided with two sets of, and two sets of concrete structure 4 sets up respectively in two sets of box girder steel top, concrete structure 4 with the box girder steel is connected.

The connecting system structure comprises cross beams 6 and lower flat longitudinals 7, two ends of each cross beam 6 are respectively connected with two groups of adjacent box-shaped steel beams, each lower flat longitudinals 7 is arranged between two adjacent cross beams 6, one end of each lower flat longitudinals 7 is connected with the top end of the adjacent cross beam 6, and the other end of each lower flat longitudinals 7 is connected with the top end of the other adjacent cross beam 6.

According to the invention, the cross beam 6 and the lower flat longitudinal joint 7 are arranged between two groups of adjacent box-shaped steel beams 1, so that the crossing capacity of the track beam is enhanced, the stress performance of the box-shaped steel beams 1 is improved, the box-shaped steel beams 1 are prevented from moving when a vehicle runs, and the running safety of the vehicle is ensured.

Example 4

As shown in fig. 1, the present embodiment provides a rubber-tyred tram double-box steel-concrete combined track beam structure, including: the steel box comprises two groups of steel box beams, a connecting system structure and a concrete structure 4, wherein the two groups of steel box beams are arranged above a track support; the connecting system structure is arranged between two adjacent sections of the box-shaped steel beams and connected with the two adjacent sections of the box-shaped steel beams; the concrete structure 4 is provided with two sets of, and two sets of concrete structure 4 sets up respectively in two sets of box girder steel top, concrete structure 4 with the box girder steel is connected.

The cross section of the cross beam 6 and the cross section of the lower horizontal longitudinal joint 7 are both provided with I-shaped cross sections.

According to the invention, because the force borne by the cross beam 6 and the lower flat longitudinal connection 7 is required to be smaller, the cost is saved by changing the cross section of the cross beam 6 and the cross section of the lower flat longitudinal connection 7, the welding construction difficulty is reduced, and the risk of cracking at the welding position is reduced.

Example 5

As shown in fig. 1, the present embodiment provides a rubber-tyred tram double-box steel-concrete combined track beam structure, including: the steel box comprises two groups of steel box beams, a connecting system structure and a concrete structure 4, wherein the two groups of steel box beams are arranged above a track support; the connecting system structure is arranged between two adjacent sections of the box-shaped steel beams and connected with the two adjacent sections of the box-shaped steel beams; the concrete structure 4 is provided with two sets of, and two sets of concrete structure 4 sets up respectively in two sets of box girder steel top, concrete structure 4 with the box girder steel is connected.

The inboard web 13 of box girder steel with concrete structure 4 is fixed continuous, the fixed direction otic placode 8 that is provided with in web 13 top of box girder steel, direction otic placode 8 with 13 top mutually perpendicular of web sets up.

The guide lug plate 8 is arranged to serve as a guide structure to prevent the guide wheel from slipping out, and can also serve as an auxiliary structure of a concrete structure to prevent the vehicle from slipping off during running.

Example 6

As shown in fig. 1, the present embodiment provides a rubber-tyred tram double-box steel-concrete combined track beam structure, including: the steel box comprises two groups of steel box beams, a connecting system structure and a concrete structure 4, wherein the two groups of steel box beams are arranged above a track support; the connecting system structure is arranged between two adjacent sections of the box-shaped steel beams and connected with the two adjacent sections of the box-shaped steel beams; the concrete structure 4 is provided with two sets of, and two sets of concrete structure 4 sets up respectively in two sets of box girder steel top, concrete structure 4 with the box girder steel is connected.

A cable channel 9 is arranged right above the connecting system structure, and a bin distribution plate 10 is arranged in the cable channel 9.

The invention prevents the cable from being exposed outside and being oxidized or damaged by external force by arranging the cable channel 9, and increases the bin position and the stress performance of the cable channel 9 by arranging the bin dividing plate 10, so that the cable can pass through the upper part of the cable channel 9 when being maintained by personnel.

Example 7

As shown in fig. 1, 2 and 3, the present embodiment provides a double-box steel-concrete combined track beam structure for a rubber-tyred tram, including: the steel box comprises two groups of steel box beams, a connecting system structure and a concrete structure 4, wherein the two groups of steel box beams are arranged above a track support; the connecting system structure is arranged between two adjacent sections of the box-shaped steel beams and connected with the two adjacent sections of the box-shaped steel beams; the concrete structure 4 is provided with two sets of, and two sets of concrete structure 4 sets up respectively in two sets of box girder steel top, concrete structure 4 with the box girder steel is connected.

Two adjacent sections of the box-shaped steel beams in the same group are connected by penetrating through the splicing plates 12 by friction type high-strength bolts.

According to the invention, two adjacent sections of the box-type steel beam 1 in the same group are connected in a splicing mode, so that the construction time is short, and the splicing connection is more stable and firmer, and is convenient to maintain.

Example 8

As shown in fig. 1, the present embodiment provides a construction method of a rubber-tyred tram double-box steel-concrete combined track beam, including: the method comprises the following steps of prefabricating box-type steel beams in a centralized manner in a factory, vertically and fixedly connecting a horizontal stiffening rib plate 1 and a vertical stiffening rib plate 3 together, fixing the horizontal stiffening rib plate 1 and the vertical stiffening rib plate 3 on a partition plate 2, fixedly arranging a bottom plate 11 at the bottom of the partition plate 2, fixedly arranging two sides of the partition plate 2 between two webs 13, and fixedly arranging a top plate 14 at the top of the webs 13; fixedly connecting the two box-type steel beams through a cross beam 6, and connecting a lower flat longitudinal joint 7 with the cross beam 6 according to a drawing; installing shear nails 5 at the tops of the box-type steel beams, and then intensively pre-pouring a concrete structure 4; and transporting the box-shaped steel beam and the concrete structure 4 to a construction site and erecting by adopting hoisting.

The invention adopts factory prefabrication and a method of hoisting by a crane of an automobile to reduce the interference to road traffic. The method is simple in construction, safe, reliable and good in economical efficiency.

Example 9

As shown in fig. 1, the present embodiment provides a construction method of a rubber-tyred tram double-box steel-concrete combined track beam, including: the method comprises the following steps of prefabricating box-type steel beams in a centralized manner in a factory, vertically and fixedly connecting a horizontal stiffening rib plate 1 and a vertical stiffening rib plate 3 together, fixing the horizontal stiffening rib plate 1 and the vertical stiffening rib plate 3 on a partition plate 2, fixedly arranging a bottom plate 11 at the bottom of the partition plate 2, fixedly arranging two sides of the partition plate 2 between two webs 13, and fixedly arranging a top plate 14 at the top of the webs 13; fixedly connecting the two box-type steel beams through a cross beam 6, and connecting a lower flat longitudinal joint 7 with the cross beam 6 according to a drawing; installing shear nails 5 at the tops of the box-type steel beams, and then intensively pre-pouring a concrete structure 4; and transporting the box-shaped steel beam and the concrete structure 4 to a construction site and erecting by adopting hoisting.

The box-type steel beams of different beam sections are prefabricated, the height of the box-type steel beams of different beam sections is different, and the bottom plates 11 of the box-type steel beams of different beam sections are straight plates or curved plates.

According to the invention, by arranging the variable-section box-shaped steel beam 1, the stress performance and the attractiveness of the box-shaped steel beam 1 are improved, the self weight of the structure is reduced, the engineering cost is reduced, and the variable-section box-shaped steel beam is suitable for piers with different heights.

Example 10

As shown in fig. 1, the present embodiment provides a construction method of a rubber-tyred tram double-box steel-concrete combined track beam, including: the method comprises the following steps of prefabricating box-type steel beams in a centralized manner in a factory, vertically and fixedly connecting a horizontal stiffening rib plate 1 and a vertical stiffening rib plate 3 together, fixing the horizontal stiffening rib plate 1 and the vertical stiffening rib plate 3 on a partition plate 2, fixedly arranging a bottom plate 11 at the bottom of the partition plate 2, fixedly arranging two sides of the partition plate 2 between two webs 13, and fixedly arranging a top plate 14 at the top of the webs 13; fixedly connecting the two box-type steel beams through a cross beam 6, and connecting a lower flat longitudinal joint 7 with the cross beam 6 according to a drawing; installing shear nails 5 at the tops of the box-type steel beams, and then intensively pre-pouring a concrete structure 4; and transporting the box-shaped steel beam and the concrete structure 4 to a construction site and erecting by adopting hoisting.

When the box-shaped steel beam and the concrete structure 4 are erected by adopting hoisting, the adjacent sections of the box-shaped steel beam are fixedly connected through the splice plate 12, and the adjacent sections of the concrete structure 4 are fixedly connected through cast-in-place concrete.

According to the invention, the splicing plates 12 are used and the gaps of the box-type steel beams 1 at the adjacent sections are reduced by field welding, so that a foundation is made for the cast-in-place concrete connection concrete structure 4, and the good connection of the adjacent concrete structures 4 is ensured.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.