Auxiliary supporting structure of large-span building steel structure

Abstract

The utility model relates to the technical field of steel structures, in particular to an auxiliary supporting structure of a large-span building steel structure, which comprises a supporting pipe and a connecting screw. The connecting bases are welded to the surfaces of the stand columns and the surfaces of the cross beams respectively. One end of the connecting screw rod is connected with one end of the supporting pipe in an inserted mode, and the other end of the connecting screw rod and the other end of the supporting pipe are hinged to the connecting base through pin shafts. The threaded sleeve is rotationally installed on the connecting screw rod through threads, and one end of the threaded sleeve abuts against the end of the supporting pipe. The fixing shell fixedly wraps the outer wall of the threaded sleeve through a bolt, and the end of the fixing shell is movably clamped in the clamping groove. By improving the auxiliary supporting structure of the large-span building steel structure, the auxiliary supporting structure has the advantages that the supporting length can be adjusted, the phenomenon that installation cannot be achieved due to dislocation of the connecting position is avoided, high-altitude welding operation is not needed, and using is stable and reliable, and therefore the problems and defects in the prior art and equipment are effectively solved.

Description

Technical Field

[0001] The utility model relates to the technical field of steel structures, and more specifically, to an auxiliary supporting structure of a large-span building steel structure. Background Art

[0002] Large-span buildings generally refer to those with spans exceeding 30 meters. Current Chinese steel structure specifications define structures with spans exceeding 60 meters as large-span structures. These structures are primarily used in civil architecture, such as theaters, stadiums, exhibition halls, conference halls, airports, and other large public buildings. In industrial architecture, they are primarily used in aircraft assembly plants, hangars, and other large-span factories.

[0003] The steel beams of large-span steel structures have large spans, and auxiliary support structures are often required to increase the strength of the steel beams. The existing support structure is achieved by setting support rods between the columns and the steel beams. The two ends of the support rods are fixed by welding, and the welding cannot be disassembled. In addition, high-altitude welding construction has certain risks, and the welding quality is difficult to guarantee.

[0004] In view of this, research and improvement are carried out on the existing problems, and an auxiliary support structure for a large-span building steel structure is provided, aiming to achieve the purpose of solving the problem and improving the practical value through this technology. Utility Model Content

[0005] The purpose of the present invention is to provide an auxiliary support structure for a large-span building steel structure to solve the problems and shortcomings raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the present invention provides an auxiliary support structure for a large-span building steel structure, which is achieved by the following specific technical means:

[0007] An auxiliary support structure for a large-span building steel structure, comprising: a column, a crossbeam, a connecting seat, a support tube, a connecting screw, a pin shaft, a threaded sleeve, a fixing shell, an anti-rotation groove, a slot, a connector, a fixing seat, a plug-in rod, a baffle, and a spring; the crossbeam is fixed to the upper end of the column by bolts; the connecting seat is respectively welded and fixed to the surface of the column and the crossbeam; one end of the connecting screw is plug-connected to one end of the support tube, and the other ends of the connecting screw and the support tube are respectively hingedly connected to the connecting seat by a pin shaft; the threaded sleeve is rotatably mounted on the connecting screw by a thread, and one end of the threaded sleeve abuts against the end of the support tube; the The slot is provided on the outer wall of the support tube near one end of the threaded sleeve; the fixed shell is fixed and wrapped on the outer wall of the threaded sleeve by bolts, and the end of the fixed shell is movably clamped in the slot, and a plurality of anti-rotation grooves are provided in a circumferential array on the outer wall of the fixed shell near one end of the slot; the connector is fixed on the outer wall of the support tube near the end of the fixed shell, and the connector is plugged into the anti-rotation groove; the connector consists of a fixed seat, a plug rod, a baffle, and a spring; the plug rod is movably plugged into the fixed seat; the baffle is fixed on the plug rod; the spring is sleeved on the plug rod, and the two ends of the spring are respectively abutted against the fixed seat and the baffle.

[0008] As a further optimization of the technical solution, the utility model provides an auxiliary support structure for a large-span building steel structure, wherein the fixed shell is a semicircular plate structure, and a semicircular protrusion is provided on the inner wall of one end of the fixed shell, and multiple circular holes for connecting fixing bolts are opened on the fixed shell.

[0009] As a further optimization of the technical solution, the clamping groove of the auxiliary supporting structure of the large-span building steel structure of the utility model is an annular groove.

[0010] As a further optimization of the technical solution, the anti-rotation groove of the auxiliary support structure of the large-span building steel structure of the utility model is a rectangular groove.

[0011] As a further optimization of the technical solution, the auxiliary support structure of the large-span building steel structure of the utility model is a fixed seat that is a rectangular strip structure with a rectangular hole opened at one end.

[0012] As a further optimization of the technical solution, the plug-in rod of the auxiliary support structure of the large-span building steel structure of the utility model is a rectangular strip structure.

[0013] Due to the application of the above technical solution, the utility model has the following advantages compared with the prior art:

[0014] 1. One end of the connecting screw of the utility model is plug-connected with one end of the support tube, and the other ends of the connecting screw and the support tube are respectively hingedly connected to the connecting seat through a pin shaft. The threaded sleeve is installed on the connecting screw by rotating the thread, and one end of the threaded sleeve is abutted against the end of the support tube. By rotating the threaded sleeve, the plug-in length of the connecting screw and the support tube can be adjusted as needed, which facilitates the connection between the connecting screw and the connecting seat and prevents deformation of parts during lifting, misalignment of the connecting screw and the connecting seat, and the phenomenon of inability to install resulting from dislocation, without the need for high-altitude welding operations.

[0015] 2. The connector of the utility model is fixed on the outer wall of the support tube near the end of the fixed shell, and the connector is plugged into the anti-rotation groove. The connector is inserted into the anti-rotation groove to fix the fixed shell. At the same time, the threaded sleeve is fixed to prevent the threaded sleeve from loosening, and the use is stable and reliable.

[0016] 3. The utility model improves the auxiliary support structure of the large-span building steel structure, has the advantages of being able to adjust the support length, preventing the phenomenon of being unable to install due to dislocation of the connection position, easy installation, no need for high-altitude welding operations, and stable and reliable use, thereby effectively solving the problems and shortcomings of the existing technology and equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The accompanying drawings, which constitute part of this application, are intended to provide a further understanding of the present invention. The exemplary embodiments of the present invention and their descriptions are intended to explain the present invention and do not constitute an improper limitation of the present invention. In the accompanying drawings:

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 It is a schematic diagram of the local structure of the utility model;

[0020] Figure 3 This is a schematic diagram of the exploded structure of the utility model;

[0021] Figure 4 This is a schematic diagram of the structure of the connector of the present utility model;

[0022] Figure 5 This is a schematic diagram of the fixed shell structure of the present utility model.

[0023] In the figure: column 1, beam 2, connecting seat 3, support tube 4, connecting screw 5, pin 6, threaded sleeve 7, fixing shell 8, anti-rotation groove 9, card slot 10, connector 11, fixing seat 111, connecting rod 112, baffle 113, spring 114. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0025] See Figures 1 to 5 The utility model provides a specific technical implementation scheme of an auxiliary support structure for a large-span building steel structure:

[0026] An auxiliary support structure for a large-span building steel structure, comprising: a column 1, a crossbeam 2, a connecting seat 3, a support tube 4, a connecting screw 5, a pin 6, a threaded sleeve 7, a fixing shell 8, an anti-rotation groove 9, a slot 10, a connector 11, a fixing seat 111, a plug-in rod 112, a baffle 113, and a spring 114; the crossbeam 2 is fixed to the upper end of the column 1 by bolts; the connecting seat 3 is respectively welded and fixed to the surface of the column 1 and the crossbeam 2; one end of the connecting screw 5 is plugged into one end of the support tube 4, and the other ends of the connecting screw 5 and the support tube 4 are respectively connected to the connecting seat 3 through the pin 6. The hinged connection; the threaded sleeve 7 is installed on the connecting screw 5 by rotating the thread, and one end of the threaded sleeve 7 is in contact with the end of the support tube 4; by rotating the threaded sleeve 7, the plug-in length of the connecting screw 5 and the support tube 4 can be adjusted as needed, which facilitates the connection between the connecting screw 5 and the connecting seat 3, prevents the deformation of parts during lifting, and prevents the connecting screw 5 and the connecting seat 3 from being misaligned and unable to be installed, without the need for high-altitude welding operations; the card groove 10 is opened on the outer wall of the support tube 4 near one end of the threaded sleeve 7; the card groove 10 is an annular groove; the fixed shell 8 is a semicircular plate-like structure, and the fixed shell 8 is A semicircular protrusion is provided on the inner wall of the end, and a plurality of circular holes for connecting fixing bolts are provided on the fixing shell 8; the fixing shell 8 is fixedly wrapped on the outer wall of the threaded sleeve 7 by bolts, and the end of the fixing shell 8 is movably clamped in the clamping groove 10, and a plurality of anti-rotation grooves 9 are provided in a circumferential array on the outer wall of the fixing shell 8 near one end of the clamping groove 10; the anti-rotation groove 9 is a rectangular groove; the fixing shell 8 prevents the connecting screw 5 from falling out of the support tube 4; the plug-in piece 11 is fixed on the outer wall of the support tube 4 near the end of the fixing shell 8, and the plug-in piece 11 is plugged into the anti-rotation groove 9; the plug-in piece 11 is inserted into the anti-rotation groove 9, The fixed shell 8 is fixed, and the threaded sleeve 7 is fixed at the same time to prevent the threaded sleeve 7 from loosening, and the use is stable and reliable; the plug-in connector 11 is composed of a fixed seat 111, a plug rod 112, a baffle 113, and a spring 114; the fixed seat 111 is a rectangular strip structure with a rectangular hole at one end; the plug rod 112 is a rectangular strip structure; the plug rod 112 is movably plugged into the fixed seat 111; the baffle 113 is fixed on the plug rod 112; the spring 114 is sleeved on the plug rod 112, and the two ends of the spring 114 are respectively abutted against the fixed seat 111 and the baffle 113.

[0027] Specific implementation steps:

[0028] When in use, screw the threaded sleeve 7 onto the connecting screw 5, insert the connecting screw 5 into the support tube 4, sleeve the spring 114 onto the plug rod 112, insert the plug rod 112 into the fixing seat 111, fix the fixing shell 8 to the outer wall of the threaded sleeve 7 by bolts, and make the end of the fixing shell 8 fit into the card slot 10, insert the plug rod 112 into the anti-rotation groove 9, pull the baffle 113 to separate the plug rod 112 from the anti-rotation groove 9, rotate the threaded sleeve 7 to adjust the distance between the connecting screw 5 and the two ends of the support tube 4. From, so that its length is appropriate; before the column 1 and the beam 2 are not installed, weld the connecting seat 3 to the designated positions of the column 1 and the beam 2, without the need for high-altitude welding operations, connect the supporting tube 4 to the connecting seat 3 on the column 1 through the pin 6, erect the column 1, fix the beam 2 to the upper end of the column 1, lift one end of the connecting screw 5, rotate the threaded sleeve 7, adjust the protruding length of the connecting screw 5, align the mounting hole at the end of the connecting screw 5 with the hole on the connecting seat 3, insert the pin 6 to connect it, and complete the installation.

[0029] In summary: this auxiliary support structure of a large-span building steel structure is connected by plugging one end of a connecting screw with one end of a supporting tube, and the other ends of the connecting screw and the supporting tube are respectively hingedly connected to the connecting seat through a pin shaft, and the threaded sleeve is installed on the connecting screw by rotating the thread, and one end of the threaded sleeve is abutted against the end of the supporting tube. By rotating the threaded sleeve, the plug-in length of the connecting screw and the supporting tube can be adjusted as needed, which facilitates the connection between the connecting screw and the connecting seat, prevents deformation of parts during lifting, and prevents the connecting screw and the connecting seat from being misaligned, resulting in the inability to install. There is no need for high Empty welding operation; it is fixed on the outer wall of the support tube near the end of the fixed shell through the plug-in piece, and the plug-in piece is plugged into the anti-rotation groove. The plug-in piece is inserted into the anti-rotation groove to fix the fixed shell, and the threaded sleeve is fixed to prevent the threaded sleeve from loosening, and the use is stable and reliable; the utility model improves the auxiliary support structure of the large-span building steel structure, has the advantages of being able to adjust the support length, preventing the phenomenon of being unable to install due to dislocation of the connection position, easy installation, no need for high-altitude welding operation, and stable and reliable use, thereby effectively solving the problems and shortcomings in the existing technology and equipment.

[0030] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An auxiliary support structure for a large-span building steel structure, comprising: The utility model comprises the following steps: a column (1), a crossbeam (2), a connecting seat (3), a support tube (4), a connecting screw (5), a pin shaft (6), a threaded sleeve (7), a fixed shell (8), an anti-rotation groove (9), a clamping slot (10), a plug-in component (11), a fixed seat (111), a plug-in rod (112), a baffle (113), and a spring (114); the utility model is characterized in that: the crossbeam (2) is fixed to the upper end of the column (1) by bolts; the connecting seat (3) is respectively welded and fixed on the surface of the column (1) and the crossbeam (2); one end of the connecting screw (5) is plug-connected with one end of the support tube (4), and the other ends of the connecting screw (5) and the support tube (4) are respectively hingedly connected to the connecting seat (3) through the pin shaft (6); the threaded sleeve (7) is installed on the connecting screw (5) by thread rotation, and one end of the threaded sleeve (7) is in contact with the end of the support tube (4); the clamping slot (10) is opened near the support tube (4) The outer wall of one end of the threaded sleeve (7); the fixed shell (8) is fixed and wrapped on the outer wall of the threaded sleeve (7) by bolts, and the end of the fixed shell (8) is movably clamped in the clamping groove (10), and a plurality of anti-rotation grooves (9) are arranged in a circumferential array on the outer wall of the fixed shell (8) near one end of the clamping groove (10); the plug-in connector (11) is fixed on the outer wall of the support tube (4) near the end of the fixed shell (8), and the plug-in connector (11) is plugged into the anti-rotation groove (9). The connector (11) is composed of a fixed seat (111), a plug rod (112), a baffle (113), and a spring (114); the plug rod (112) is movably plugged into the fixed seat (111); the baffle (113) is fixed on the plug rod (112); the spring (114) is sleeved on the plug rod (112), and the two ends of the spring (114) are respectively in contact with the fixed seat (111) and the baffle (113).

2. The auxiliary support structure for a large-span building steel structure according to claim 1, characterized in that: The fixing shell (8) is a semicircular plate-like structure, and a semicircular protrusion is provided on the inner wall of one end of the fixing shell (8), and a plurality of circular holes for connecting fixing bolts are provided on the fixing shell (8).

3. The auxiliary support structure for a large-span building steel structure according to claim 1, characterized in that: The clamping groove (10) is an annular groove.

4. The auxiliary support structure for a large-span building steel structure according to claim 1, characterized in that: The anti-rotation groove (9) is a rectangular groove.

5. The auxiliary support structure for a large-span building steel structure according to claim 1, characterized in that: The fixing seat (111) is a rectangular strip structure with a rectangular hole opened at one end.

6. The auxiliary support structure for a large-span building steel structure according to claim 1, characterized in that: The plug-in rod (112) is a rectangular strip structure.

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