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Mounting method for templates of box-type steel skeleton inclined column

An installation method and formwork technology, which are applied to formwork/formwork/work frame, on-site preparation of building components, construction, etc., can solve problems such as formwork warping, formwork slippage, and column section direction deformation, and reduce deformation. possibility, the overall spatial position is accurate, and the effect of reducing instability under compression

Active Publication Date: 2013-02-13
CHINA CONSTR EIGHT ENG DIV CORP LTD
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  • Summary
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  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The installation of formwork for this kind of inclined column usually produces problems such as uneven thickness of concrete cover, formwork slipping, formwork warping in the direction of the column axis, deformation in the direction of the column section, instability of the formwork at the foot of the column, and deviation of the spatial position of the column.

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  • Mounting method for templates of box-type steel skeleton inclined column
  • Mounting method for templates of box-type steel skeleton inclined column
  • Mounting method for templates of box-type steel skeleton inclined column

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Embodiment Construction

[0025] The construction difficulties of the box-shaped steel frame inclined column formwork installation method of the present invention are as follows:

[0026] 1) The formwork support of inclined columns requires accurate axis dimensions, and the deviation of cross-sectional dimensions cannot exceed 1mm. Since the columns are inclined, the slope deviation should also be controlled. It is determined by measuring the height and horizontal length and calculating the arctangent value. In actual construction, it should also be Set several more control points on the column body to ensure the overall size and accurate spatial position.

[0027] 2) Slope deviation. The box-shaped steel frame slanted column is very strict on the slope control. Any change in the plane position of the column foot and the column head will cause the deviation of the slope. However, the column foot is a variable cross-section. When the formwork is installed, the variable-section position is prone to formw...

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PUM

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Abstract

The invention discloses a mounting method for templates of a box-type steel skeleton inclined column, which comprises the following steps that 1) a steel reinforcement cage of a steel skeleton is bound by steel reinforcements; 2) a column foot template and a column body template of the inclined column are subjected to lofting; a variable cross-section wire is put at the steel skeleton; 3) a template support is welded at a variable cross section; 4) templates are assembled and reinforced; double-groove steel is adopted as template reinforcing main ribs; and 5) a supporting frame is erected by the templates. The mounting method for the templates of the box-type steel skeleton inclined column has the benefits that 1) as the double-groove steel is adopted as the template reinforcing main ribs, welding of an anchor bolt on an inclined column body, subsequent cutoff and surface repair of concrete are avoided effectively; and 2) the steel reinforcement support is welded at the variable cross section of the column for bearing the pressure of the column body template, the probability of instability of the column foot template due to the pressure is reduced, and the probability of repeated position adjusting processes of the column foot template and the column body template is avoided.

Description

technical field [0001] The invention relates to a method for installing a formwork, in particular to a method for installing a formwork for a box-shaped steel frame inclined column. Background technique [0002] With the development of the country's economy, the urban population has increased sharply. In order to meet the needs of local people's cultural life, various districts and municipal governments have built a large number of cultural and sports buildings. At the same time, in order to reflect the local culture and pursuit, this kind of symbolic architecture is becoming more and more diverse, which also poses higher challenges to construction skills. In order to meet the needs of building size and the structural requirements for torsion, compression, and shear resistance, box-shaped steel-frame slanted columns have gradually appeared. In large-scale public buildings, box-shaped steel-frame oblique columns often have the characteristics of large height and wide cross-s...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): E04G13/02
Inventor 方思忠何震华侯海涛赵华戈祥林
Owner CHINA CONSTR EIGHT ENG DIV CORP LTD
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