CN111608202A - Reverse construction method basement ring beam steel bar installation method and device - Google Patents
Reverse construction method basement ring beam steel bar installation method and device Download PDFInfo
- Publication number
- CN111608202A CN111608202A CN202010580430.0A CN202010580430A CN111608202A CN 111608202 A CN111608202 A CN 111608202A CN 202010580430 A CN202010580430 A CN 202010580430A CN 111608202 A CN111608202 A CN 111608202A
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- basement
- ring beam
- pipe column
- steel bar
- welded
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 99
- 239000010959 steel Substances 0.000 title claims abstract description 99
- 238000010276 construction Methods 0.000 title claims abstract description 45
- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000009434 installation Methods 0.000 title claims description 10
- 230000003014 reinforcing effect Effects 0.000 claims description 10
- 238000003466 welding Methods 0.000 abstract description 5
- 230000001360 synchronised effect Effects 0.000 description 3
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 2
- 238000009435 building construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/045—Underground structures, e.g. tunnels or galleries, built in the open air or by methods involving disturbance of the ground surface all along the location line; Methods of making them
- E02D29/05—Underground structures, e.g. tunnels or galleries, built in the open air or by methods involving disturbance of the ground surface all along the location line; Methods of making them at least part of the cross-section being constructed in an open excavation or from the ground surface, e.g. assembled in a trench
- E02D29/055—Underground structures, e.g. tunnels or galleries, built in the open air or by methods involving disturbance of the ground surface all along the location line; Methods of making them at least part of the cross-section being constructed in an open excavation or from the ground surface, e.g. assembled in a trench further excavation of the cross-section proceeding underneath an already installed part of the structure, e.g. the roof of a tunnel
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/01—Reinforcing elements of metal, e.g. with non-structural coatings
- E04C5/06—Reinforcing elements of metal, e.g. with non-structural coatings of high bending resistance, i.e. of essentially three-dimensional extent, e.g. lattice girders
- E04C5/0636—Three-dimensional reinforcing mats composed of reinforcing elements laying in two or more parallel planes and connected by separate reinforcing parts
- E04C5/064—Three-dimensional reinforcing mats composed of reinforcing elements laying in two or more parallel planes and connected by separate reinforcing parts the reinforcing elements in each plane being formed by, or forming a, mat of longitunal and transverse bars
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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
- E04G21/169—Tools or apparatus specially adapted for working-up reinforcement mats
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The invention discloses a reverse construction method and a device for mounting ring beam steel bars of a basement, wherein the device comprises a steel pipe column of the basement and ring beam steel bars of the basement sleeved on the steel pipe column of the basement, lifting lugs are welded on the ring beam steel bars of the basement, a support is welded at the specified elevation of the steel pipe column of the basement, the support is supported at the bottom of the ring beam steel bars of the basement, and hooks are welded on the steel pipe column of the basement above the ring beam steel bars of the basement. The method solves the problem that the ring beam steel bar of the basement can only be welded and constructed by two sections of arc steel bars on the steel pipe column of the basement in a mode that the ring beam steel bar of the basement can not be hoisted after being preprocessed in a reverse construction method, ensures the quality of the ring beam steel bar, and improves the connection integrity of the beam-column joint of the steel pipe column of the basement in the reverse construction method. The method has the advantages of accelerating the construction speed of the ring beam steel bar of the basement, reducing the welding cost and the labor cost, improving the integrity of the ring beam steel bar and ensuring the anti-cutting capability of the ring beam.
Description
Technical Field
The invention relates to a reverse construction method basement ring beam steel bar installation method and device, and belongs to the technical field of building construction.
Background
With the development of modern buildings towards the direction of ultra-deep basements and ultra-high main bodies on the ground, the top-down synchronous construction method is gradually favored by the building industry, and particularly in urban areas with short land resources, the technical characteristics of the top-down synchronous construction method enable the application of the top-down synchronous construction method to be wider. Due to the construction process of 'one pile and one column' in the reverse construction method, beam-column connection nodes are generally in the form of ring beams and column caps, and the construction quality of the ring beams plays a decisive role in the safety of the whole structure. However, due to the characteristics of the reverse construction method process, the platform layer and the interface layer are sealed in advance, so that the construction process of the ring beam steel bar of the basement in the project of the multi-layer basement is complex, the ring beam steel bar cannot be prefabricated and formed, construction is performed by matching with a later hoisting method, the ring beam steel bar is divided into two sections and then welded and formed on the steel pipe column, a large amount of manpower and material resources are consumed, the welding quality is difficult to control, the integrity of the ring beam is weakened, the anti-cutting capability is reduced, and after a load is applied to the upper part of the ring beam, the ring beam is easily subjected to brittle failure, so that the.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the method and the device for installing the ring beam reinforcing steel bar of the basement by the reverse construction method, which are convenient to install, time-saving, labor-saving, safe and reliable, so as to replace the mode of splicing and welding the ring beam reinforcing steel bar of the basement in the prior reverse construction method, and solve the problems of large engineering quantity and incapability of ensuring the quality of the ring beam in the welding process.
In order to achieve the purpose, the invention adopts the following technical scheme: a reverse construction method for mounting ring beam steel bars of a basement is characterized in that before construction of a top plate of the basement by a reverse construction method, ring beam steel bars of the basement are processed preferentially, lifting lugs are welded on the ring beam steel bars of the basement, a support is welded at a specified elevation of a steel pipe column of the basement, the ring beam steel bars of the basement are sleeved on the steel pipe column of the basement, the ring beam steel bars of the basement are supported by the support on the steel pipe column of the basement, and then hooks are welded on the steel pipe column of the basement above the ring beam steel bars of the basement; treat that reverse construction method basement roof construction finishes, when constructing the basement floor, regard as hoisting equipment's upper portion stress point with the couple to with hoisting equipment's lifting hook catch the lug on the basement ring beam reinforcing bar, construct to appointed elevation through hoisting equipment with basement ring beam reinforcing bar handling.
In the method, when the ring beam steel bar of the basement is hoisted to a specified elevation for construction, the support on the steel pipe column of the basement is cut off.
In the method, the hoisting equipment is an electric hoist or a hand hoist.
Meanwhile, the invention also provides a reverse construction method basement ring beam steel bar installation device which comprises a basement steel pipe column and a basement ring beam steel bar sleeved on the basement steel pipe column, wherein lifting lugs are welded on the basement ring beam steel bar, a support is welded at the specified elevation of the basement steel pipe column and is supported at the bottom of the basement ring beam steel bar, and a hook is welded on the basement steel pipe column above the basement ring beam steel bar.
Furthermore, the support is "L" type structure, and the quantity of support is 4, and welds on the outer wall of basement steel-pipe column uniformly, and four supports are located same horizontal plane.
Furthermore, the hook is of a G-shaped structure and is symmetrically welded on the outer wall of the basement steel pipe column.
Due to the adoption of the technical scheme, the invention has the following advantages: the method solves the problem that the ring beam steel bar of the basement can only be welded and constructed by two sections of arc steel bars on the steel pipe column of the basement in a mode that the ring beam steel bar of the basement can not be hoisted after being preprocessed in a reverse construction method, ensures the quality of the ring beam steel bar, and improves the connection integrity of the beam-column joint of the steel pipe column of the basement in the reverse construction method. The method has the advantages of accelerating the construction speed of the ring beam steel bar of the basement, reducing the welding cost and the labor cost, improving the integrity of the ring beam steel bar and ensuring the anti-cutting capability of the ring beam.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Description of reference numerals: 1-ring beam steel bar of basement; 2-a support; 3-hooks, 4-lifting lugs and 5-basement steel pipe columns.
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.
The embodiment of the invention comprises the following steps: please refer to fig. 1, a reverse construction method basement ring beam steel bar installation device, includes basement steel pipe column 5 and basement ring beam steel bar 1 that overlaps on basement steel pipe column 5, has welded lug 4 on basement ring beam steel bar 1, has welded support 2 on the appointed elevation of basement steel pipe column 5, and support 2 supports the bottom at basement ring beam steel bar 1, has welded couple 3 on basement steel pipe column 5 above basement ring beam steel bar 1. The support 2 is "L" type structure, and the quantity of support 2 is 4, and welds on the outer wall of basement steel-pipe column 5 evenly, and four supports 2 are located same horizontal plane. The hook 4 is of a G-shaped structure, and the hook 4 is symmetrically welded on the outer wall of the basement steel pipe column 5.,
when the device is used for mounting the ring beam steel bar of the basement by the reverse construction method, before the top plate of the basement is constructed by the reverse construction method, the ring beam steel bar 1 of the basement is preferentially processed, the lifting lug 4 is welded on the ring beam steel bar 1 of the basement, the support 2 is welded at the specified elevation of the steel pipe column 5 of the basement, the ring beam steel bar 1 of the basement is sleeved on the steel pipe column 5 of the basement, the ring beam steel bar 1 of the basement is supported by the support 2 on the steel pipe column 5 of the basement, and the hook 3 is welded on the steel pipe column 5 of the basement above the ring beam steel bar 1; treat that reverse construction method basement roof construction finishes, when constructing the basement floor, regard as the upper portion stress point of electric hoist with couple 3 to with the lifting hook of electric hoist hook on the lug 4 on basement ring beam reinforcing bar 1, construct through hoisting equipment with basement ring beam reinforcing bar 1 handling to appointed elevation.
And when the ring beam steel bar 1 of the basement is lifted to a specified elevation for construction, cutting off the support 2 on the steel pipe column 5 of the basement.
Claims (6)
1. The reverse construction method for mounting the ring beam steel bar of the basement is characterized in that: before the top plate construction of the basement by the reverse construction method, the ring beam steel bar (1) of the basement is preferentially processed, the lifting lug (4) is welded on the ring beam steel bar (1) of the basement, the support (2) is welded at the specified elevation of the steel pipe column (5) of the basement, the ring beam steel bar (1) of the basement is sleeved on the steel pipe column (5) of the basement, the ring beam steel bar (1) of the basement is supported by the support (2) on the steel pipe column (5) of the basement, and the hook (3) is welded on the steel pipe column (5) of the basement above the ring beam steel bar (1) of the basement; treat that reverse construction method basement roof construction finishes, when constructing the basement floor, regard couple (3) as hoisting equipment's upper portion stress point to with hoisting equipment's lifting hook catch lug (4) on basement ring beam reinforcing bar (1), construct with basement ring beam reinforcing bar (1) handling to appointed elevation through hoisting equipment.
2. The reverse construction method basement ring beam steel bar installation method of claim 1, wherein: and when the ring beam steel bars (1) of the basement are hoisted to a specified elevation for construction, cutting off the support (2) on the steel pipe column (5) of the basement.
3. The reverse construction method basement ring beam steel bar installation method of claim 1, wherein: the hoisting equipment is an electric hoist or a hand hoist.
4. The utility model provides a reverse construction method basement ring beam reinforcing bar installation device, includes basement steel-pipe column (5) and cover basement ring beam reinforcing bar (1) on basement steel-pipe column (5), its characterized in that: the lifting lug (4) is welded on the ring beam steel bar (1) of the basement, the support (2) is welded on the designated elevation of the steel pipe column (5) of the basement, the support (2) is supported at the bottom of the ring beam steel bar (1) of the basement, and the hook (3) is welded on the steel pipe column (5) of the basement above the ring beam steel bar (1) of the basement.
5. The reverse construction method basement ring beam reinforcing bar installation device of claim 4, characterized in that: the support (2) is of an L-shaped structure, the number of the supports (2) is 4, the supports are uniformly welded on the outer wall of the basement steel pipe column (5), and the four supports (2) are located on the same horizontal plane.
6. The reverse construction method basement ring beam reinforcing bar installation device of claim 4, characterized in that: the hook (4) is of a G-shaped structure, and the hook (4) is symmetrically welded on the outer wall of the basement steel pipe column (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010580430.0A CN111608202A (en) | 2020-06-23 | 2020-06-23 | Reverse construction method basement ring beam steel bar installation method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010580430.0A CN111608202A (en) | 2020-06-23 | 2020-06-23 | Reverse construction method basement ring beam steel bar installation method and device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111608202A true CN111608202A (en) | 2020-09-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010580430.0A Pending CN111608202A (en) | 2020-06-23 | 2020-06-23 | Reverse construction method basement ring beam steel bar installation method and device |
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| CN (1) | CN111608202A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112922353A (en) * | 2021-02-01 | 2021-06-08 | 中建八局第三建设有限公司 | Construction method for forward and reverse combination of steel structure frame outer curtain wall |
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|---|---|---|---|---|
| CN101457548A (en) * | 2008-12-31 | 2009-06-17 | 华南理工大学 | Node for connecting round steel tube concrete column with reinforced concrete floor and method for making same |
| CN201406767Y (en) * | 2008-12-31 | 2010-02-17 | 华南理工大学 | Node for connecting circular concrete-filled tubular column and reinforced concrete floor |
| CN203320701U (en) * | 2013-06-19 | 2013-12-04 | 泰兴市第一建筑安装工程有限公司 | Column-beam node of concrete filled steel tube with multi-directional piercing steel corbels and ring beam |
| CN106168036A (en) * | 2016-08-25 | 2016-11-30 | 上海建工四建集团有限公司 | A kind of contrary sequence method fall modular system and fall mould method |
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-
2020
- 2020-06-23 CN CN202010580430.0A patent/CN111608202A/en active Pending
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| CN201406767Y (en) * | 2008-12-31 | 2010-02-17 | 华南理工大学 | Node for connecting circular concrete-filled tubular column and reinforced concrete floor |
| CN203320701U (en) * | 2013-06-19 | 2013-12-04 | 泰兴市第一建筑安装工程有限公司 | Column-beam node of concrete filled steel tube with multi-directional piercing steel corbels and ring beam |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112922353A (en) * | 2021-02-01 | 2021-06-08 | 中建八局第三建设有限公司 | Construction method for forward and reverse combination of steel structure frame outer curtain wall |
| CN112922353B (en) * | 2021-02-01 | 2022-04-12 | 中建八局第三建设有限公司 | Construction method for forward and reverse combination of steel structure frame outer curtain wall |
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