CN110778125B - Hoisting and mounting process for multi-section steel column and steel beam - Google Patents
Hoisting and mounting process for multi-section steel column and steel beam Download PDFInfo
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- CN110778125B CN110778125B CN201910968585.9A CN201910968585A CN110778125B CN 110778125 B CN110778125 B CN 110778125B CN 201910968585 A CN201910968585 A CN 201910968585A CN 110778125 B CN110778125 B CN 110778125B
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/08—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for depositing loads in desired attitudes or positions
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
- E04G21/16—Tools or apparatus
- E04G21/18—Adjusting tools; Templates
- E04G21/1841—Means for positioning building parts or elements
- E04G21/185—Means for positioning building parts or elements for anchoring elements or elements to be incorporated in the structure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M7/00—Details of attaching or adjusting engine beds, frames, or supporting-legs on foundation or base; Attaching non-moving engine parts, e.g. cylinder blocks
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The invention discloses a hoisting and mounting process of a multi-section steel column and a steel beam, which comprises a steel column mounting process and a steel beam mounting process, wherein the steel column and the steel beam are structurally arranged in a vertical manner, the side edges of the steel column are fixedly connected with all the steel beams, and the steel beams are integrally connected to form a cross-shaped structure. The steel column and steel beam mounting device has the beneficial effects that the stability of column body mounting can be ensured, the mounting precision of the steel column and the steel beam is improved, the mounting deviation is reduced, and the safety quality is ensured, and is mainly used for mounting the steel column and the steel beam.
Description
Technical Field
The invention relates to the technical field of steel structures, in particular to a hoisting and mounting process of a multi-section steel column and a multi-section steel beam.
Background
The steel structure is favored with light weight, good anti-seismic performance and good space sense, and has the unique environmental protection advantage, so that more and more steel structures are adopted by high floors as the main body structure of the steel structure at present, the steel structure is large in general size and large in quantity, and the installation accuracy requirements of the steel columns and the steel beams are high.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide the hoisting and mounting process of the multi-section steel column and the multi-section steel beam, which ensures the stability of column body mounting, improves the mounting precision of the steel column and the steel beam, reduces the mounting deviation and ensures the safety and the quality.
The hoisting and mounting process of the multi-section steel column and the steel beam comprises a steel column mounting process and a steel beam mounting process,
the steel column and the steel beams are in a structure that the steel column is vertical to the ground, the side edges of the steel column are fixedly connected with all the steel beams, and the steel beams are integrally connected to form a cross-shaped structure;
the specific steps of the steel column installation process are as follows,
presetting a mounting steel column to form a primary framework;
secondly, performing floor concrete pouring on the pre-buried installation steel column, and performing primary pouring on the installation steel column;
thirdly, performing secondary concrete pouring on the embedded column corner for installing the steel column, and performing secondary concrete maintenance to ensure that the compressive strength of the secondary concrete reaches 5MPa, and then performing the next step;
fourthly, column reinforcing steel bars are bound on the installation steel columns;
fifthly, arranging a supporting template on the installation steel column;
sixthly, performing concrete pouring on the installation steel column, and maintaining the poured concrete;
hoisting and connecting the steel column;
(eighth), horizontally and vertically adjusting the hung connecting steel mounting columns to enable the connecting steel columns to be matched with the mounting steel columns;
a temporary connecting plate is arranged to play a role in temporarily fixing and supporting;
(ten) welding the connecting steel column and the mounting steel column;
(eleventh) when the connecting steel column is hoisted again, column reinforcing steel bars are bound on the connected connecting steel column, a supporting template is arranged, then casting maintenance is carried out, the seventh step, the eighth step and the ninth step are repeated after casting maintenance, then the connecting steel column hoisted again and the connected connecting steel column are welded, and the concrete steps of the steel beam installation process are as follows,
binding steel beams;
secondly, the steel columns are arranged at the matched positions of the installation steel columns and the connecting steel columns;
thirdly, adjusting the steel beam by adopting an L-shaped adjusting plate to enable the steel beam to be arranged in a vertical structure with the mounting steel column and the connecting steel column;
fourthly, a connecting plate is installed at the connecting position of the steel beam, the installation steel column and the connecting steel column;
and (V) mounting bolts on the connecting plates for fixing.
The mounting position of the steel beam is mounted according to the preset position of a design drawing.
The buried depth of the mounting steel column is set according to the height of the connecting steel column.
The formwork is provided with hooping columns outside, the hooping columns are arranged in a plurality of numbers, and the distance between every two hooping columns is larger than 50 cm and smaller than 100 cm.
And the curing time of the secondary pouring concrete is 5 to 8 hours.
And additives are added into the floor concrete, the secondary pouring concrete and the concrete for pouring the mounting steel column.
The admixture is an early strength agent, and the dosage of the early strength agent is 3-6% of the cement content in the concrete.
The invention has the beneficial effects that: the installation steel column adopts a deep burying mode, and concrete is used for pouring a column foot of the installation steel column, so that the stability of the column body can be ensured; the installation accuracy of steel column and girder steel is improved, when the girder steel is installed, the girder steel is adjusted by adopting the L-shaped adjusting plate, then the connecting plate is installed at the joint of the girder steel, the installation steel column and the connecting steel column, and finally the connecting plate is fixed through the bolt, so that the installation deviation can be greatly reduced, and the safety quality is ensured.
Drawings
FIG. 1 is a schematic view of the structure of the present invention.
1 installation steel column, 2 post angles, 3 connection steel column, 4 girder steel.
Detailed Description
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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Example 1
The hoisting and mounting process of the multi-section steel column and the steel beam comprises a steel column mounting process and a steel beam mounting process,
the steel column and the steel beam 4 are in a structure that the steel column is vertical to the ground, the side edges of the steel column are fixedly connected with all the steel beams 4, and the steel beams 4 are integrally connected to form a cross-shaped structure;
the concrete steps of the steel column installation process are as follows,
firstly, presetting the installation steel column 1 in a deep burying mode to form a primary framework;
secondly, performing floor concrete pouring on the pre-buried installation steel column 1, and performing primary pouring on the installation steel column 1;
thirdly, performing secondary concrete pouring on the embedded column corner 2 for installing the steel column 1, and performing secondary concrete maintenance to ensure that the compressive strength of the secondary concrete reaches 5MPa, and then performing the next step;
fourthly, binding column steel bars on the installation steel column 1;
fifthly, arranging a supporting template on the installation steel column 1;
sixthly, performing concrete pouring on the installation steel column 1, and maintaining the poured concrete;
hoisting and connecting the steel column 3;
(eighth), horizontally and vertically adjusting the hung connecting steel mounting columns to enable the connecting steel columns 3 to be matched with the mounting steel columns 1;
a temporary connecting plate is arranged to play a role in temporarily fixing and supporting;
welding the connecting steel column 3 and the mounting steel column 1;
(eleven) when the connecting steel column 3 is hoisted again, binding column steel bars on the connected connecting steel column 3, arranging a supporting template, then performing pouring maintenance, repeating the step (seven), the step (eight) and the step (nine) after the pouring maintenance, then welding the connecting steel column 3 hoisted again and the connected connecting steel column 3,
the concrete steps of the steel beam installation process are as follows,
firstly, binding the steel beam 4;
secondly, placing the steel column 1 and the connecting steel column 3 at matched positions;
thirdly, adjusting the steel beam 4 by adopting an L-shaped adjusting plate to enable the steel beam 4 to be arranged in a vertical structure with the installation steel column 1 and the connecting steel column 3;
fourthly, a connecting plate is installed at the connecting position of the steel beam 4 and the installation steel column 1 and the connecting steel column 3;
and (V) mounting bolts on the connecting plates for fixing.
Example 2
Referring to fig. 1, in the present invention, the installation position of the steel beam 4 is the preset position according to the design drawing;
the buried depth of the installation steel column 1 is set according to the height of the connecting steel column 3, so that the stability of the installation steel column can be ensured;
the hooping columns are arranged outside the supporting template, so that a lower pouring space can be provided for secondary concrete pouring by the template, pouring is convenient, the hooping columns are arranged in a plurality, and the stable shape of the supporting template can be enhanced when the distance between the hooping columns is larger than 50 cm and smaller than 100 cm;
the curing time of the secondarily cast concrete is 5 to 8 hours, so that the secondarily cast concrete has certain hardness;
the floor concrete, the secondary poured concrete and the concrete for pouring the mounting steel column 1 are all added with additives, so that the coagulation of the concrete can be promoted;
the admixture is an early strength agent, the dosage of the early strength agent is 3-6% of the cement content in the concrete, and the excessive influence on the setting time of the concrete is prevented.
The working principle of the invention is as follows: during the use, installation steel column 1 adopts the mode of burying deeply, and pour the column angle 2 of installation steel column 1 with the concrete, so can guarantee the stability of shaft, when hoist and mount connection steel column 3, set up the template on installation steel column 1, and carry out concrete placement to it, later carry out horizontal vertical adjustment to the connection dress steel column of hanging, make connection steel column 3 identical with installation steel column 1, and still install the temporary connection board, play the temporary fixation support, it welds to it at last, the stability of shaft has greatly improved, when installation girder steel 4, adopt L shape adjusting plate to adjust girder steel 4, later at girder steel 4 and installation steel column 1 and the junction erection joint connecting plate of connecting the steel column 3, fix it through the bolt at last, the installation deviation that can significantly reduce, ensure safe quality.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. The hoisting installation process of the multi-section steel column and the steel beam comprises a steel column installation process and a steel beam installation process, and is characterized in that:
the steel column and the steel beam (4) are in a structure that the steel column is vertical to the ground, the steel beam (4) is fixedly connected to the side edges of the steel column, and the steel beam (4) is integrally formed into a cross-shaped structure;
the specific steps of the steel column installation process are as follows,
the method comprises the following steps that (I) the installation steel column (1) is preset to form a primary framework;
secondly, carrying out floor concrete pouring on the pre-buried installation steel column (1), and carrying out primary pouring on the installation steel column (1);
thirdly, performing secondary concrete pouring on the column corner (2) of the pre-embedded installation steel column (1), and performing secondary concrete maintenance to enable the compressive strength of the secondary concrete to reach 5MPa, and then performing the next step;
fourthly, column reinforcing steel bars are bound on the installation steel columns (1);
fifthly, arranging a supporting template on the installation steel column (1);
sixthly, performing concrete pouring on the installation steel column (1), and maintaining the poured concrete;
hoisting and connecting the steel column (3);
(VIII) horizontally and vertically adjusting the hung connecting steel column (3) to enable the connecting steel column (3) to be matched with the mounting steel column (1);
a temporary connecting plate is arranged to play a role in temporarily fixing and supporting;
(ten) welding the connecting steel column (3) and the mounting steel column (1);
(eleven) when the connecting steel column (3) is hoisted again, binding column steel bars on the connected connecting steel column (3), arranging a supporting template, then performing pouring maintenance, repeating the step (seven), the step (eight) and the step (nine) after the pouring maintenance, and then welding the hoisted connecting steel column (3) and the connected connecting steel column (3);
the concrete steps of the steel beam installation process are as follows,
binding the steel beam (4);
secondly, the mounting steel column (1) and the connecting steel column (3) are arranged at matched positions;
thirdly, the steel beam (4) is adjusted by adopting an L-shaped adjusting plate, so that the steel beam (4), the mounting steel column (1) and the connecting steel column (3) are arranged in a vertical structure;
fourthly, a connecting plate is installed at the connecting position of the steel beam (4) and the installation steel column (1) and the connecting steel column (3);
and (V) mounting bolts on the connecting plates for fixing.
2. The hoisting installation process of the multi-section steel column and the multi-section steel beam according to claim 1, wherein: the installation position of the steel beam (4) is the preset position according to the design drawing.
3. The hoisting installation process of the multi-section steel column and the multi-section steel beam according to claim 1, wherein: the buried depth of the mounting steel column (1) is set according to the height of the connecting steel column (3).
4. The hoisting installation process of the multi-section steel column and the multi-section steel beam according to claim 1, wherein: the formwork is provided with hooping columns outside, the hooping columns are arranged in a plurality of numbers, and the distance between every two hooping columns is larger than 50 cm and smaller than 100 cm.
5. The hoisting installation process of the multi-section steel column and the multi-section steel beam according to claim 1, wherein: and the curing time of the secondary pouring concrete is 5 to 8 hours.
6. The hoisting installation process of the multi-section steel column and the multi-section steel beam according to claim 1, wherein: and additives are added into the floor concrete, the secondary pouring concrete and the concrete for pouring the mounting steel column (1).
7. The hoisting installation process of the multi-section steel column and steel beam as claimed in claim 6, wherein: the admixture is an early strength agent, and the dosage of the early strength agent is 3-6% of the cement content in the concrete.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910968585.9A CN110778125B (en) | 2019-10-12 | 2019-10-12 | Hoisting and mounting process for multi-section steel column and steel beam |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910968585.9A CN110778125B (en) | 2019-10-12 | 2019-10-12 | Hoisting and mounting process for multi-section steel column and steel beam |
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| CN110778125A CN110778125A (en) | 2020-02-11 |
| CN110778125B true CN110778125B (en) | 2021-09-28 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107869195A (en) * | 2017-11-21 | 2018-04-03 | 中建六局土木工程有限公司 | A kind of shaped steel steel column and column cap sizing punching block construction method |
| CN108412125A (en) * | 2018-02-28 | 2018-08-17 | 浙江勤业建工集团有限公司 | A kind of strengthening concrete composite structure frame beam column construction |
| CN110206144A (en) * | 2019-05-18 | 2019-09-06 | 陕西建工第五建设集团有限公司 | A kind of construction method of reinforced concrete column bean column node |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102322101A (en) * | 2011-06-30 | 2012-01-18 | 湖北弘毅建筑装饰工程有限公司 | Construction method for formed steel reinforced concrete beam-column nodes |
| JP6121169B2 (en) * | 2013-01-17 | 2017-04-26 | 戸田建設株式会社 | Steel column straightening method |
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- 2019-10-12 CN CN201910968585.9A patent/CN110778125B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107869195A (en) * | 2017-11-21 | 2018-04-03 | 中建六局土木工程有限公司 | A kind of shaped steel steel column and column cap sizing punching block construction method |
| CN108412125A (en) * | 2018-02-28 | 2018-08-17 | 浙江勤业建工集团有限公司 | A kind of strengthening concrete composite structure frame beam column construction |
| CN110206144A (en) * | 2019-05-18 | 2019-09-06 | 陕西建工第五建设集团有限公司 | A kind of construction method of reinforced concrete column bean column node |
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