A construction method for a steel structure truss support body and a support structure

Abstract

The present invention discloses a construction method and support structure of a steel structure truss support body, including a plurality of T-shaped brackets arranged at the bottom of a coal tower, wherein the bottom end of the T-shaped bracket is fixed on the ground, a plurality of support beams are arranged at the top end, and the left and right ends are fixed on the columns of the coal tower, and the plurality of support beams are arranged perpendicular to the plane where the T-shaped bracket is located, and the T-shaped bracket includes mutually perpendicular horizontal support rods and vertical support rods, one end of the vertical support rod is fixed on the ground, and the other end is fixed at the midpoint of the horizontal support rod, and the support beam is fixed on the horizontal support rod, and the horizontal support rod is fixed to the column of the coal tower. Compared with a full-floor scaffold, it saves materials, and at the same time, there are not many fixing points, which is convenient for disassembly and assembly for multiple uses, and can also achieve a good support effect. At the same time, the installation position and installation quantity of the T-shaped bracket and the support beam can be obtained by calculation to reduce costs.

Description

Technical Field

[0001] The present invention relates to the field of building construction, and in particular to a construction method and a supporting structure of a steel structure truss support body. Background Art

[0002] With the rapid development of my country's construction industry, the requirements for the quality of construction materials, building entity quality, aesthetics, etc. are becoming higher and higher. The steel structure support system has the advantages of good rigidity and light weight, and is widely used in the support system of large buildings such as gymnasiums and bridge construction; on the other hand, the steel structure support system can better adapt to and meet the current needs of my country's national economic construction due to its economic and technical advantages, low-carbon emission reduction, circular economy, and industrialization and industrial development. The steel structure support system will replace the scaffolding and will become one of the emerging industries with a broad market, numerous enterprises, continuous innovation, and full of vitality.

[0003] Although the current full-floor scaffolding can play a good supporting role, it has many welding points, wastes a lot of materials, and is not easy to move and disassemble. Therefore, there is an urgent need for a construction method and a supporting structure for a steel structure truss support body that is easy to fix and disassemble. Summary of the invention

[0004] The present invention aims to provide a construction method and a supporting structure for a steel structure truss support body. Compared with a full-floor scaffold, the present invention saves materials and has fewer fixing points, making it convenient to disassemble and assemble for multiple uses, and can also achieve a good supporting effect. At the same time, the installation position and number of T-shaped brackets and support beams can be obtained by calculation to reduce costs.

[0005] The embodiment of the present invention is achieved as follows:

[0006] A support structure includes a plurality of T-shaped brackets arranged at the bottom of a coal tower, wherein the bottom end of the T-shaped bracket is fixed to the ground, a plurality of support beams are arranged at the top end, and the left and right ends are fixed to the columns of the coal tower, and the plurality of support beams are arranged perpendicular to the plane where the T-shaped bracket is located, and the T-shaped bracket includes mutually perpendicular horizontal support rods and vertical support rods, one end of the vertical support rod is fixed to the ground, and the other end is fixed to the midpoint of the horizontal support rod, and the support beam is fixed to the horizontal support rod, and the horizontal support rod is fixed to the column of the coal tower. Compared with a full-floor scaffolding, it saves materials, and at the same time, there are not many fixing points, which is convenient for disassembly and assembly for multiple uses, and can also achieve a good support effect. At the same time, the installation position and installation quantity of the T-shaped bracket and the support beam can be obtained by calculation to reduce costs.

[0007] Preferably, the T-shaped brackets are arranged in parallel and at intervals at the bottom of the coal tower.

[0008] Preferably, the support beams are arranged in parallel at intervals on the top of the T-shaped bracket.

[0009] Preferably, it further comprises embedded fixings arranged on the columns at both sides, and both sides of the horizontal support rod are provided with reinforcing fixings adapted to the embedded fixings.

[0010] Preferably, the embedded fixing part is fixed to the column by bolts, and the number of the bolts is three, which are arranged in sequence from bottom to top.

[0011] Preferably, the embedded fixing member is provided with a first fixing hole, the reinforced fixing member is provided with a second fixing hole matched with the first fixing hole, and the first fixing hole and the second fixing hole are fixed by a pin shaft.

[0012] A construction method for a steel structure truss support body, comprising the above-mentioned support structure, comprises the following steps:

[0013] S1: Determine the position where the coal tower needs to be supported according to the construction plan;

[0014] S2: Calculate the load and distribution of the supporting structure according to the position of the support required, and calculate the size of the horizontal and vertical support rods in the supporting structure;

[0015] S3: Calculate the bearing capacity of the supporting structure based on the erection height, component deadweight, construction load and dynamic load coefficient;

[0016] S4: Determine whether the stress and deformation of the supporting structure meet the requirements of the specification and the allowable value. If not, strengthen the structure locally by adding additional structural reinforcements;

[0017] S5: manufacturing a support structure according to the calculation data of steps S1-S4;

[0018] S6: Install the support structure to the bottom of the coal tower.

[0019] Preferably, the local reinforcement of the structure in step S4 includes fixing both sides of the T-shaped bracket to the columns and changing the steel type of the horizontal support rod, the vertical support rod or the support beam.

[0020] Preferably, step S3 also includes calculating the spacing between the T-shaped brackets and the spacing between the support beams.

[0021] Due to the adoption of the above technical scheme, the beneficial effects of the present invention include: a construction method and support structure of a steel structure truss support body of the present invention, comprising a plurality of T-shaped brackets arranged at the bottom of a coal tower, wherein the bottom end of the T-shaped bracket is fixed on the ground, a plurality of support beams are arranged at the top, and the left and right ends are fixed on the columns of the coal tower, wherein the plurality of support beams are arranged perpendicular to the plane where the T-shaped bracket is located, and the T-shaped bracket comprises mutually perpendicular horizontal support rods and vertical support rods, wherein one end of the vertical support rod is fixed on the ground, and the other end is fixed at the midpoint of the horizontal support rod, wherein the support beam is fixed on the horizontal support rod, and the horizontal support rod is fixed to the column of the coal tower. Compared with a full-house scaffold, it saves materials, and at the same time, there are not many fixing points, which is convenient for disassembly and assembly for multiple uses, and can also achieve a good support effect. At the same time, the installation position and number of T-shaped brackets and support beams can be obtained by calculation to reduce costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the present invention and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other related drawings can be obtained based on these drawings without creative work.

[0023] Figure 1 It is a schematic diagram of the full-hall scaffolding structure of the prior art;

[0024] Figure 2 It is a schematic diagram of the structure of the present invention;

[0025] Figure 3 The present invention Figure 2 A magnified view of the local A structure;

[0026] Figure 4 It is a schematic diagram of the structure of the embedded fixing part of the present invention.

[0027] Specific element symbol description: 1. Coal tower, 2. T-shaped bracket, 3. Embedded fixings, 4. Support beam, 5. Full-floor scaffolding, 11. Column, 21. Horizontal support rod, 22. Vertical support rod, 31. Bolt, 32. First fixing hole, 211. Reinforced fixings. DETAILED DESCRIPTION

[0028] In order to make the purpose, 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 in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Generally, the components of the embodiments of the present invention described and shown in the drawings here can be arranged and designed in various different configurations.

[0029] Since the material properties of steel structure itself are different from other engineering materials, although large steel structure support systems are widely used in bridge cantilever construction and bridge main piers, they are rarely used in construction industry engineering. Our company introduced midas civil technology into the construction of tall formwork, combined the technical advantages of midas civil with the comprehensive construction process of high formwork, summarized the construction process and key technologies combining Midas civil technology with the comprehensive construction method of high formwork, and provided strong technical guidance and management support for the construction of high formwork support frames, achieving twice the result with half the effort. From the perspective of economy and safety, the present invention decides to start from the bearing capacity of the support frame structure itself to meet the requirements, so as to ensure that the bearing capacity of the support structure of the construction coal tower 1 meets the use requirements.

[0030] Example 1: Please refer to Figures 1 to 4 A support structure of this embodiment includes a plurality of T-shaped brackets arranged at the bottom of the coal tower 1. The bottom end of the T-shaped bracket is fixed on the ground, a plurality of support beams 4 are arranged on the top, and the left and right ends are fixed on the columns 11 of the coal tower 1. The plurality of support beams 4 are arranged perpendicular to the plane where the T-shaped bracket is located. The T-shaped bracket includes a horizontal support rod 21 and a vertical support rod 22 that are perpendicular to each other. One end of the vertical support rod 22 is fixed on the ground, and the other end is fixed at the midpoint of the horizontal support rod 21. The support beam 4 is fixed on the horizontal support rod 21, and the horizontal support rod 21 is fixed to the column 11 of the coal tower 1. Compared with the full-house scaffolding 5, it saves materials, and at the same time, there are not many fixing points, which is convenient for disassembly and assembly for multiple uses, and can also achieve a good support effect. At the same time, the installation position and installation quantity of the T-shaped bracket and the support beam 4 can be obtained by calculation to reduce costs.

[0031] Embodiment 2: The T-shaped brackets of this embodiment are arranged in parallel and at intervals at the bottom of the coal tower 1. The support beams 4 of this embodiment are arranged in parallel and at intervals at the top of the T-shaped brackets. This embodiment also includes embedded fixings 3 arranged on the columns 11 on both sides, and reinforcing fixings 211 adapted to the embedded fixings 3 are arranged on both sides of the horizontal support rod 21. The embedded fixings 3 of this embodiment are fixed to the columns 11 by bolts 31, and the number of bolts 31 is three, which are arranged sequentially from bottom to top. The embedded fixings 3 of this embodiment are provided with a first fixing hole 32, and the reinforcing fixings 211 are provided with a second fixing hole adapted to the first fixing hole 32, and the first fixing hole 32 is fixed to the second fixing hole by a pin shaft.

[0032] Embodiment 3: A construction method of a steel structure truss support body, including the above-mentioned support structure, includes the following steps: S1: determine the position of the coal tower 1 that needs to be supported according to the construction plan; S2: calculate the load and distribution of the support structure according to the position that needs to be supported, and calculate the size of the horizontal support rod 21 and the vertical support rod 22 in the support structure; S3: calculate the bearing capacity of the support structure according to the erection height, the deadweight of the component, the construction load and the dynamic load coefficient; S4: determine whether the stress and deformation of the support structure meet the requirements of the specification and the allowable value. If not, the structure is locally strengthened by adding a local reinforcement of the structure; S5: manufacture the support structure according to the calculation data of steps S1-S4; S6: install the support structure to the bottom of the coal tower 1. The local structural reinforcement in step S4 of this embodiment includes fixing both sides of the T-shaped bracket to the column 11 and changing the steel type of the horizontal support rod 21, the vertical support rod 22 or the support beam 4. In step S3 of this embodiment, it also includes calculating the spacing of the T-shaped bracket and the spacing of the support beam 4.

[0033] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A construction method for a steel structure truss support body, characterized in that: A support structure is provided, which includes a plurality of T-shaped brackets arranged at the bottom of a coal tower, wherein the bottom end of the T-shaped bracket is fixed on the ground, a plurality of support beams are arranged on the top end, and the left and right ends are fixed on the columns of the coal tower, wherein the plurality of support beams are arranged perpendicular to the plane where the T-shaped bracket is located, and the T-shaped bracket includes a horizontal support rod and a vertical support rod perpendicular to each other, wherein one end of the vertical support rod is fixed on the ground, and the other end is fixed on the midpoint of the horizontal support rod, wherein the support beam is fixed on the horizontal support rod, and the horizontal support rod is fixed to the column of the coal tower; The T-shaped brackets are arranged in parallel at intervals at the bottom of the coal tower; The support beams are arranged in parallel at intervals on the top of the T-shaped bracket; It also includes embedded fixings arranged on the two side columns, and both sides of the horizontal support rod are provided with reinforcing fixings adapted to the embedded fixings; The embedded fixing part is fixed on the column by bolts, and the number of the bolts is three, which are arranged in sequence from bottom to top; The embedded fixing piece is provided with a first fixing hole, the reinforced fixing piece is provided with a second fixing hole adapted to the first fixing hole, and the first fixing hole and the second fixing hole are fixed by a pin shaft; The construction method comprises the following steps: S1: Determine the position where the coal tower needs to be supported according to the construction plan; S2: Calculate the load and distribution of the supporting structure according to the position of the support required, and calculate the size of the horizontal and vertical support rods in the supporting structure; S3: Calculate the bearing capacity of the supporting structure based on the erection height, component deadweight, construction load and dynamic load coefficient; S4: Determine whether the stress and deformation of the supporting structure meet the requirements of the specification and the allowable value. If not, strengthen the structure locally by adding additional structural reinforcements; S5: manufacturing a support structure according to the calculation data of steps S1-S4; S6: Install the support structure to the bottom of the coal tower; The local reinforcement of the structure in step S4 includes fixing both sides of the T-shaped bracket to the columns and changing the steel type of the horizontal support rod, the vertical support rod or the support beam; Step S3 also includes calculating the spacing between the T-shaped brackets and the spacing between the support beams.

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