Connecting structure of newly-built concrete beam and H-shaped steel beam

Abstract

The utility model relates to a newly-built concrete beam and H-shaped steel beam connecting structure which comprises a newly-built concrete beam, a T-shaped connecting piece, an embedded steel plate, connecting bolts, an H-shaped steel beam and bent anchor bars, at least two bent anchor bars are arranged in the height direction and the horizontal direction of the section of the newly-built concrete beam correspondingly, and the newly-built concrete beam is connected with the embedded steel plate through the bent anchor bars; the embedded steel plate is connected with the T-shaped connecting piece, and the T-shaped connecting piece is connected with the H-shaped steel beam through the connecting bolt. According to the newly-built concrete beam and H-shaped steel beam connecting structure, the embedded steel plates and the T-shaped connecting pieces need to be machined in advance in a centralized mode according to site needs, the accessory machining speed is high, operation is easy, the site construction efficiency is high, meanwhile, site construction civilization can be ensured, the structure can improve the site installation construction speed, the construction progress is accelerated, and the construction cost is reduced. And the construction period and the construction quality are guaranteed, the beneficial effects of safe, efficient and stable machining are achieved, and good practicability is achieved.

Description

Technical Field

[0001] The present application relates to the technical field of steel structure buildings, and in particular to a newly constructed concrete beam and H-shaped steel beam connection structure. Background Art

[0002] At present, the construction and operation mileage of rail transit in China's megacities and large cities is growing rapidly, which makes the underground space in China's megacities and large cities more and more "crowded". At the same time, in order to improve the transfer efficiency of large-scale comprehensive transportation hubs in cities, city managers are paying more and more attention to the optimization of space occupied by various types of transportation. The builders and designers of urban rail transit projects have also carried out corresponding planning, design exploration and implementation.

[0003] The surrounding environment of national railways, subways, commercial complex hubs and other areas in operation is complex and has high ecological and environmental protection requirements. When sealing the floor slabs during the construction of expansion and renovation projects, the existing beam-slab structure cannot meet the current needs. The connection between H-shaped steel beams and concrete columns is a major problem in the on-site installation of steel structure buildings. Utility Model Content

[0004] In order to solve or partially solve the problems existing in the related art, the present application provides a new concrete beam and H-shaped steel beam connection structure.

[0005] The first aspect of the present application provides a newly built concrete beam and H-shaped steel beam connection structure, including: a newly built concrete beam, a T-shaped connector, an embedded steel plate, connecting bolts, an H-shaped steel beam and bent anchor bars, at least two bent anchor bars are arranged in the height and horizontal directions of the newly built concrete beam cross-section, the newly built concrete beam is connected to the embedded steel plate through the bent anchor bars, the embedded steel plate is connected to the T-shaped connector, and the T-shaped connector is connected to the H-shaped steel beam through the connecting bolts.

[0006] Optionally, in some embodiments of the first aspect,

[0007] The connection method between the embedded steel plate and the bent anchor bar is perforation plug welding.

[0008] Optionally, in some embodiments of the first aspect,

[0009] The end elevation of the H-shaped steel beam forms an angle of 79° with the inner elevation of the newly built concrete beam.

[0010] Optionally, in some embodiments of the first aspect,

[0011] The embedded steel plate is welded to the contact surface of the T-type connector.

[0012] The technical solution provided by this application may have the following beneficial effects:

[0013] The present application provides a newly built concrete beam and H-shaped steel beam connection structure. The embedded steel plates and T-shaped connectors need to be centrally processed in advance according to the needs of the site. The accessories have fast processing speed, simple operation, and high on-site construction efficiency. At the same time, it can ensure the civilized on-site construction. The structure can increase the on-site installation construction speed, speed up the construction progress, ensure the construction period and construction quality, achieve the beneficial effects of safe, efficient and stable processing, and has good practicality.

[0014] It should be understood that the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the present application. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The above and other objects, features and advantages of the present application will become more apparent through a more detailed description of exemplary embodiments of the present application in conjunction with the accompanying drawings, wherein the same reference numerals generally represent the same components in the exemplary embodiments of the present application.

[0016] Figure 1 is a schematic cross-sectional view of a connection node between a steel beam and a concrete beam shown in an embodiment of the present application;

[0017] Figure 2 It is a schematic diagram of a large-scale connection node between a steel beam and a concrete beam shown in an embodiment of the present application;

[0018] Figure 3 It is a schematic diagram of the embedded steel plate and T-shaped connector shown in the embodiment of the present application.

[0019] Reference numerals:

[0020] In the figure, 1—newly built concrete beam, 2—T-type connector, 3—embedded steel plate, 4—4M22 bolt, 5—H-type steel beam, 6—bent anchor bar. DETAILED DESCRIPTION

[0021] The embodiments of the present application will be described in more detail below with reference to the accompanying drawings. Although the embodiments of the present application are shown in the accompanying drawings, it should be understood that the present application can be implemented in various forms and should not be limited by the embodiments described herein. On the contrary, these embodiments are provided to make the present application more thorough and complete, and to fully convey the scope of the present application to those skilled in the art.

[0022] It should be understood that although the terms "first", "second", "third", etc. may be used in this application to describe various information, this information should not be limited to these terms. These terms are only used to distinguish the same type of information from each other. For example, without departing from the scope of this application, the first information may also be referred to as the second information, and similarly, the second information may also be referred to as the first information. Thus, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of this application, the meaning of "multiple" is two or more, unless otherwise clearly and specifically defined.

[0023] In the description of the present application, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present application.

[0024] Unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0025] The technical solution of the embodiments of the present application is described in detail below with reference to the accompanying drawings.

[0026] As shown in the figure, it includes: a newly built concrete beam 1, a T-shaped connector 2, an embedded steel plate 3, a connecting bolt 4, an H-shaped steel beam 5 and a bent anchor bar 6, specifically a 20mm steel plate, a 14mm thick new T-shaped connector, 4M22L bolts, and a φ22mm bent anchor bar. The H-shaped steel beam 5 is connected to the newly built concrete beam 1 by a 20mm thick embedded steel plate and a 14mm thick T-shaped connector.

[0027] The embedded steel plate 3 and T-shaped connector 2 are processed into finished products of a certain size according to the needs of the site. Four are arranged in the height direction of the cross section of the newly built concrete beam 1, and two φ22mm bent anchor bars 6 with a spacing of 30cm are arranged in the horizontal direction. The newly built concrete beam 1 is connected to the embedded steel plate 3 through the bent anchor bars 6. The connection method of the embedded steel plate 3 and the bent anchor bars 6 is through-hole plug welding.

[0028] The embedded steel plate 3 is connected to the T-shaped connector 2 by welding the contact surfaces of the embedded steel plate 3 and the T-shaped connector 2 , and the T-shaped connector 2 is connected to the H-shaped steel beam 5 by connecting bolts 4 .

[0029] The beam end elevation of the H-shaped steel beam 5 and the inner side elevation of the newly built concrete beam 1 form an angle of 79°, so that the allowable error in construction is extremely small.

[0030] The present application provides a newly built concrete beam and H-shaped steel beam connection structure. The embedded steel plates and T-shaped connectors need to be centrally processed in advance according to the needs of the site. The accessories have fast processing speed, simple operation, and high on-site construction efficiency. At the same time, it can ensure the civilized on-site construction. The structure can increase the on-site installation construction speed, speed up the construction progress, ensure the construction period and construction quality, achieve the beneficial effects of safe, efficient and stable processing, and has good practicality.

[0031] Finally, it should be noted that, in this article, relationships such as first and second, etc. are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms include, include or any other variations are intended to cover non-exclusive inclusion, so that a process, method, article or device that includes a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0032] The units described as separate components may or may not be physically separated, and the components shown as units may or may not be physical units, that is, they may be located in one place or distributed on multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of this embodiment.

[0033] The embodiments of the present application have been described above, and the above description is exemplary, not exhaustive, and is not limited to the disclosed embodiments. Many modifications and changes will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments. The selection of terms used herein is intended to best explain the principles of the embodiments, practical applications, or improvements to the technology in the market, or to enable other persons of ordinary skill in the art to understand the embodiments disclosed herein.

Claims

1. A newly constructed concrete beam and H-shaped steel beam connection structure, characterized in that: include: A newly built concrete beam (1), a T-shaped connecting piece (2), an embedded steel plate (3), a connecting bolt (4), an H-shaped steel beam (5) and a bent anchor bar (6); at least two bent anchor bars (6) are arranged in the height and horizontal directions of the cross section of the newly built concrete beam (1); the newly built concrete beam (1) is connected to the embedded steel plate (3) via the bent anchor bar (6); the embedded steel plate (3) is connected to the T-shaped connecting piece (2); and the T-shaped connecting piece (2) is connected to the H-shaped steel beam (5) via the connecting bolt (4).

2. The newly constructed concrete beam and H-shaped steel beam connection structure as claimed in claim 1, characterized in that: The embedded steel plate (3) and the bent anchor bar (6) are connected by perforation plug welding.

3. The newly constructed concrete beam and H-shaped steel beam connection structure as claimed in claim 1, characterized in that: The beam end elevation of the H-shaped steel beam (5) and the inner side elevation of the newly built concrete beam (1) form an angle of 79°.

4. The newly constructed concrete beam and H-shaped steel beam connection structure as claimed in claim 1, characterized in that: The embedded steel plate (3) is welded to the contact surface of the T-shaped connecting piece (2).

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