CN114753493A - Assembly type adjustable positioning T-shaped steel pipe column and recycled concrete independent foundation connection structure and method - Google Patents
Assembly type adjustable positioning T-shaped steel pipe column and recycled concrete independent foundation connection structure and method Download PDFInfo
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- CN114753493A CN114753493A CN202210311068.6A CN202210311068A CN114753493A CN 114753493 A CN114753493 A CN 114753493A CN 202210311068 A CN202210311068 A CN 202210311068A CN 114753493 A CN114753493 A CN 114753493A
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/32—Foundations for special purposes
- E02D27/42—Foundations for poles, masts or chimneys
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/30—Columns; Pillars; Struts
- E04C3/32—Columns; Pillars; Struts of metal
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2300/00—Materials
- E02D2300/0004—Synthetics
- E02D2300/0018—Cement used as binder
- E02D2300/002—Concrete
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2600/00—Miscellaneous
- E02D2600/20—Miscellaneous comprising details of connection between elements
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
- E04B2001/2418—Details of bolting
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
- E04B2001/2421—Socket type connectors
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
- E04B2001/2463—Connections to foundations
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B2001/2466—Details of the elongated load-supporting parts
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
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- Structural Engineering (AREA)
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- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
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Abstract
The invention discloses an assembled adjustable-positioning T-shaped steel pipe column and recycled concrete independent foundation connection structure and a manufacturing method thereof, and relates to the technical field of assembled steel-concrete composite structures. Prefabricating a T-shaped notch on the independent foundation by using cold-formed thin-wall section steel, installing an adjustable bolt at the bottom of a T-shaped steel pipe column, and adjusting the position of the T-shaped steel pipe column in the independent foundation by screwing the bolt to realize positioning adjustment; when the T-shaped steel pipe column is connected with the recycled concrete independent foundation, a mode of post-pouring fine aggregate concrete is adopted, and the bolts play a role in strengthening anchoring. The invention creates a new connecting structure and a new method for the assembled T-shaped steel pipe column and the assembled independent foundation, realizes the positioning adjustment during the assembly of the T-shaped steel pipe column, has simple and easily obtained materials and convenient processing, and has the technical advantages of environmental protection, easy construction, low manufacturing cost and reliable connection.
Description
Technical Field
The invention belongs to the field of assembled steel-concrete composite structures, and particularly relates to an assembled adjustable-positioning T-shaped steel pipe column and recycled concrete independent foundation connecting structure and a manufacturing method thereof.
Background
In recent years, with the driving and mechanization level of national policy being improved, China is in an important period of development of fabricated buildings. The development of an assembled steel-concrete combined structure in villages and small towns, which is a building structure form completely conforming to green sustainable development, is a great way for realizing the industrialized development of rural residences.
The prefabricated building is assembled by various prefabricated components, adopts the modes of factory prefabrication, field modularized assembly and line production, and compared with a cast-in-place structure, can effectively avoid wet operation, reduce the negative influence of construction on the environment, improve the construction efficiency, shorten the construction period and reduce the cost. In a traditional steel-concrete combined structure, an independent foundation usually adopts a cast-in-place construction mode, the construction process is complex, and the construction quality is difficult to guarantee. The cup opening of the commonly used prefabricated cup opening foundation is a groove with a large upper part and a small lower part, and is generally used in devices such as transmission lines and power transformation equipment of industrial plants, and when a column is assembled with the cup opening foundation, the problem of difficult positioning exists.
To sum up, the engineering application of the connection of the fabricated columns and the independent foundation in the fabricated concrete buildings in villages and small towns is still in the exploration stage, the connection structure of the steel pipe columns and the independent foundation is designed to enable the steel pipe columns and the independent foundation to be assembled more in a matching manner, the research on realizing adjustable positioning is deficient, and the application of the connection of the fabricated columns and the independent foundation in the residential buildings in villages and small towns is yet to be developed. In addition, the assembled inner and outer walls in the assembled steel-concrete composite structure are connected by the T-shaped steel pipe column, and the connection structure and the method for the assembled T-shaped steel pipe column and the independent foundation need to be improved. Therefore, the research and development of the assembling type adjustable positioning T-shaped steel pipe and recycled concrete independent foundation connection structure and the method have important practical significance.
Disclosure of Invention
The invention aims to provide an assembled type adjustable positioning T-shaped steel pipe column and recycled concrete independent foundation structure and a manufacturing method thereof, which are used for supplementing and perfecting the connection problem of the T-shaped steel pipe column and the recycled concrete independent foundation in an assembled type steel-concrete combined structure.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
a connecting structure and a method for an assembled type T-shaped steel pipe column and a recycled concrete independent foundation with adjustable positioning comprise a recycled concrete independent foundation with a T-shaped groove opening, a T-shaped cold-formed thin-wall galvanized steel wall, a T-shaped steel pipe column, a positioning bolt rod, a pre-welded fixing nut, an adjustable nut and a PVC pipe; the T-shaped cold-formed thin-wall galvanized steel wall is buried in the T-shaped groove opening recycled concrete independent foundation to form a T-shaped groove opening, the bottom of a T-shaped steel pipe column is connected with a plurality of positioning bolt rods, a PVC pipe is sleeved outside each positioning bolt rod, one side of the T-shaped steel pipe column is connected with at least one positioning bolt rod, two ends of each positioning bolt rod are connected with the pre-welding fixing nut and the adjustable nut after penetrating through the T-shaped steel pipe column respectively, the cross section of the T-shaped steel pipe column is T-shaped, the T-shaped steel pipe column is placed in the T-shaped groove opening, and concrete is poured in the T-shaped groove opening to connect the T-shaped steel pipe column with the T-shaped groove opening recycled concrete independent foundation together.
The concrete method of the connection structure of the T-shaped steel pipe column and the recycled concrete independent foundation with the T-shaped groove opening is as follows:
the first step is as follows: supporting a recycled concrete independent foundation template;
the second step is that: binding reinforcing steel bars of the recycled concrete independent foundation, and arranging T-shaped cold-formed thin-wall galvanized steel sections;
the third step: pouring recycled concrete, maintaining and forming a recycled concrete independent foundation with T-shaped notches;
the fourth step: manufacturing a T-shaped steel pipe;
the fifth step: punching a butt-penetrating bolt hole at a position 100mm away from the bottom of the T-shaped steel pipe, and clamping the T-shaped steel pipe into the PVC pipe;
and a sixth step: penetrating a positioning bolt rod into the punched bolt hole, penetrating the positioning bolt rod through the PVC pipe and penetrating out of the bolt hole at the opposite side;
the seventh step: nuts are screwed into two ends of the positioning bolt rod respectively, and the nuts at one end are spot-welded with the outer pipe wall of the L-shaped steel pipe to form pre-welded fixed nuts; the nut at the other end can be freely adjusted and is an adjustable nut, and the adjustable nut is used for positioning and adjusting the connection between the T-shaped steel pipe column and the recycled concrete independent foundation with the T-shaped notch;
eighth step: pouring concrete of the T-shaped steel pipe and maintaining;
the ninth step: vertically placing the maintained T-shaped steel pipe column into a T-shaped groove opening of a prefabricated recycled concrete independent foundation;
The tenth step: the adjustable nut is rotated to enable the bolt rod to move back and forth to drive the T-shaped steel pipe column to move, so that the T-shaped steel pipe column and the recycled concrete independent foundation are connected in an adjustable positioning mode;
the eleventh step: and after the position of the T-shaped column is adjusted, pouring fine aggregate concrete at the gap, and after maintenance is finished, completing assembly.
Compared with the prior art, the assembled adjustable positioning T-shaped steel pipe column and recycled concrete independent foundation connection structure and the method have the following advantages:
1. for cast-in-place construction, the influence and damage of raw material access and field processing processes on the environment are large, especially for cast-in-place concrete foundations. The cast-in-place construction period is long, variable factors are more in the machining process, and meanwhile, the foundation pit excavation volume of the cast-in-place foundation is large, so that the problem of uneven foundation construction quality is very easy to occur. The assembled adjustable positioning T-shaped steel pipe column and recycled concrete independent foundation connection structure and the construction method can effectively reduce on-site wet operation, thereby shortening the construction period, reducing the processing cost and improving the construction quality;
2. the connecting structure and the method for the assembled type adjustable positioning T-shaped column and the recycled concrete independent foundation solve the problem of difficult positioning in the connection of the conventional assembled type foundation and the column, and realize adjustable positioning during assembly by the positioning bolt, the pre-welded fixing nut and the adjustable nut which are inserted in advance on the T-shaped steel column;
3. The recycled concrete independent foundation with the T-shaped notches is provided with the T-shaped notches in the foundation. The application range of the T-shaped steel pipe column in the assembly type structure is expanded by using the specific notch, an assembly type steel-concrete combined structure system is improved, the technology of connecting the T-shaped steel pipe column with an independent foundation is supplemented, and the assembly rate of a building is improved;
4. after the T-shaped steel pipe column is positioned, the T-shaped notch is poured by fine aggregate concrete, so that the integrity of the independent foundation-T-shaped steel pipe column node is enhanced, meanwhile, the cast-in-place quantity of the post-pouring notch is small, the construction difficulty is low, the technical requirement on workers is not high, and the post-poured concrete wraps the steel bars at the lap joint part, so that a good protection effect on steel members can be achieved;
5. the recycled concrete independent foundation provided by the invention adopts recycled coarse aggregate to replace the recycled concrete of natural coarse aggregate by 100%, and has the advantages of environmental friendliness. The waste concrete is used as coarse aggregate to realize regeneration and utilization, and the concept of green sustainable development of urban and rural construction is fully reflected;
6. the assembled adjustable-positioning T-shaped steel pipe column and recycled concrete independent foundation connecting structure and the structure used by the method have the advantages of low manufacturing cost, uncomplicated prefabrication process and high industrial production possibility.
Drawings
FIG. 1 is a schematic diagram of a connection structure of an assembled type adjustable positioning T-shaped steel pipe column and a recycled concrete independent foundation;
FIG. 2 is a schematic diagram illustrating the connection and disassembly of an assembled type adjustable positioning T-shaped steel pipe column and a recycled concrete independent foundation;
FIG. 3 is a detailed view of an adjustable jackbolt shaft configuration;
in the figure: 1. the recycled concrete independent foundation with the T-shaped groove opening is provided; 2. t-shaped cold-formed thin-wall galvanized steel wall; 3. A T-shaped steel pipe column; 4. a set bolt shank; 5. pre-welding a fixing nut; 6. an adjustable nut; 7. PVC pipe.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, 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 application.
As shown in fig. 1-3, a connecting structure and a manufacturing method of an assembled type adjustable positioning T-shaped steel pipe column and recycled concrete independent foundation comprise a recycled concrete independent foundation 1 with a T-shaped notch, a T-shaped cold-formed thin-wall galvanized steel wall 2, a T-shaped steel pipe column 3, a positioning bolt rod 4, a pre-welded fixing nut 5, an adjustable nut 6 and a PVC pipe 7;
T shape cold-formed thin wall galvanized steel wall 2 buries underground and forms T shape notch on T shape notch recycled concrete independent foundation 1, the bottom of T shape steel pipe post 3 is connected with three positioning bolt pole 4, every positioning bolt pole 4 is connected on one side of T shape steel pipe post 3, the both ends of positioning bolt pole 4 are connected preweld fixation nut 5 and adjustable nut 6 respectively after passing T shape steel pipe post 3, T shape steel pipe post 3 is placed in T shape notch, concreting links together T shape steel pipe post 3 and T shape notch recycled concrete independent foundation 1 in T shape notch. The T-shaped steel pipe column 3 is formed by pouring fine aggregate concrete into a T-shaped steel pipe.
The method comprises the following steps: firstly, obtaining the bearing capacity required by the independent foundation according to a building load design value so as to obtain the manufacturing size of the prefabricated independent foundation, and selecting cold-formed thin-wall galvanized steel with proper size and thickness to bend the cold-formed thin-wall galvanized steel into a T-shaped cold-formed thin-wall galvanized steel wall to be used as the inner wall of a T-shaped notch of the independent foundation; and manufacturing steel pipes with proper sizes and wall thicknesses according to the required bearing capacity, and determining the types of the bolt rod and the nut. The constructional column of the connecting structure is suitable for being arranged at the position of a T-shaped intersection of two walls.
The method comprises the steps of building a template of the recycled concrete independent foundation according to the designed size, then binding reinforcing steel bars of the recycled concrete independent foundation, and taking the T-shaped cold-formed thin-wall galvanized steel wall 2 as the inner wall of the T-shaped groove opening to play the role of the template before the recycled concrete is poured. And pouring the recycled concrete, and maintaining and forming the recycled concrete independent foundation with the T-shaped notch. The size of the lower layer of the independent foundation 1 with the T-shaped groove openings is 720mm multiplied by 200mm, and the size of the outer side of the upper layer is 520mm multiplied by 200 mm. The T-shaped steel pipe column 3 is formed by pouring fine aggregate concrete into a T-shaped steel pipe. The T-shaped notch is prefabricated by taking the T-shaped cold-formed thin-wall galvanized steel wall 2 as a template. Before concrete is poured into the T-shaped steel pipe column 3, opposite-penetrating bolt holes are punched at the position, 100mm away from the bottom, of the T-shaped steel pipe, a PVC pipe 7 is clamped between the two bolt holes, then a positioning bolt rod is inserted into the punched bolt holes, nuts are screwed into the two ends of the positioning bolt rod respectively, and the nuts at one end are spot-welded with the outer pipe wall of the T-shaped steel pipe to form pre-welded fixing nuts 5; the nut at the other end can be freely adjusted and is an adjustable nut 6, and the adjustable nut 6 is used for positioning adjustment of connection of the T-shaped steel pipe column 3 and the recycled concrete independent foundation with the T-shaped notch. And then pouring concrete of the T-shaped steel pipe and maintaining, and finishing the manufacture of the assembled T-shaped steel pipe column 3.
The prefabricated part manufactured is conveyed to a construction site, when the independent foundation and the T-shaped steel pipe column 3 are assembled, the independent foundation is firstly placed into a foundation pit dug in advance, the T-shaped steel pipe column is hoisted to the upper side of the independent foundation by a crane, the T-shaped steel pipe column is roughly aligned to the T-shaped notch of the independent foundation, and the steel pipe column is inserted into the T-shaped notch. When the T-shaped steel pipe column 3 needs to be rotated on the horizontal plane to adjust the position, the adjustable bolt is adjusted to enable the positioning bolt rod 4 and the T-shaped steel pipe column 3 to slowly move in the horizontal plane along the direction of the bolt rod, and therefore the purposes of rotating the T-shaped steel pipe column and adjusting the positioning are achieved.
After the T-shaped steel pipe column 3 is positioned, a gap between the T-shaped steel pipe column 3 and the T-shaped groove opening is poured by fine aggregate concrete, and the T-shaped steel pipe column 3 is connected with the recycled concrete independent foundation.
The constructional column connecting structure is suitable for the intersection of the tail end of one wall and the middle of the other wall, for example, the intersection of a partition wall and a main wall in a room to form a T-shaped part.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.
Claims (2)
1. A connection structure of an assembled type T-shaped steel pipe column and a recycled concrete independent foundation with adjustable positioning is characterized by comprising a recycled concrete independent foundation (1) with a T-shaped groove opening, a T-shaped cold-formed thin-wall galvanized steel wall (2), a T-shaped steel pipe column (3), a positioning bolt rod (4), a pre-welded fixing nut (5), an adjustable nut (6) and a PVC pipe (7); the T-shaped cold-formed thin-wall galvanized steel wall (2) is embedded in the T-shaped groove mouth recycled concrete independent foundation (1) to form a T-shaped groove mouth, the bottom of the T-shaped steel pipe column (3) is connected with a plurality of positioning bolt rods (4), a PVC pipe (7) is sleeved outside each positioning screw rod (4), each edge of the T-shaped steel pipe column (3) is connected with at least one positioning bolt rod (4), two ends of the positioning bolt rod (4) are respectively connected with the pre-welding fixed nut (5) and the adjustable nut (6) after penetrating through the T-shaped steel pipe column (3), the section of the T-shaped steel pipe column (3) is T-shaped, the T-shaped steel pipe column (3) is placed in the T-shaped notch, and pouring concrete in the T-shaped groove to connect the T-shaped steel pipe column (3) with the independent recycled concrete foundation (1) with the T-shaped groove.
2. The method for manufacturing the assembled type adjustable positioning T-shaped steel pipe column and recycled concrete independent foundation connection structure is characterized by comprising the following steps of:
The first step is as follows: supporting a recycled concrete independent foundation template;
the second step: binding steel bars of the recycled concrete independent foundation, and arranging T-shaped cold-formed thin-wall galvanized steel sections;
the third step: pouring the recycled concrete, maintaining and forming a recycled concrete independent foundation with T-shaped notches;
the fourth step: manufacturing a T-shaped steel pipe;
the fifth step: punching a butt-penetrating bolt hole at the position of the T-shaped steel pipe 100mm away from the bottom, and clamping the T-shaped steel pipe into a PVC pipe (7);
and a sixth step: a positioning bolt rod penetrates into a bolt hole drilled on one side and penetrates through a PVC pipe to penetrate out of the bolt hole on the opposite side;
the seventh step: nuts are screwed into two ends of the positioning bolt rod respectively, and the nuts at one end are spot-welded with the outer pipe wall of the T-shaped steel pipe to form pre-welded fixed nuts; the nut at the other end can be freely adjusted and is an adjustable nut, and the adjustable nut is used for positioning and adjusting the connection between the T-shaped steel pipe column and the recycled concrete independent foundation with the T-shaped notch;
eighth step: pouring concrete of the T-shaped steel pipe and maintaining;
the ninth step: vertically placing the maintained T-shaped steel pipe column into a T-shaped notch of a prefabricated recycled concrete independent foundation;
the tenth step: the adjustable nut is rotated to enable the bolt rod to move back and forth to drive the T-shaped steel pipe column to move, so that the T-shaped steel pipe column and the recycled concrete independent foundation are connected in an adjustable positioning mode;
The eleventh step: and after the orientation of the T-shaped column is adjusted, pouring fine aggregate concrete at the gap, and after maintenance, completing assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210311068.6A CN114753493A (en) | 2022-03-28 | 2022-03-28 | Assembly type adjustable positioning T-shaped steel pipe column and recycled concrete independent foundation connection structure and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210311068.6A CN114753493A (en) | 2022-03-28 | 2022-03-28 | Assembly type adjustable positioning T-shaped steel pipe column and recycled concrete independent foundation connection structure and method |
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| Publication Number | Publication Date |
|---|---|
| CN114753493A true CN114753493A (en) | 2022-07-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210311068.6A Pending CN114753493A (en) | 2022-03-28 | 2022-03-28 | Assembly type adjustable positioning T-shaped steel pipe column and recycled concrete independent foundation connection structure and method |
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| CN (1) | CN114753493A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201567584U (en) * | 2009-12-02 | 2010-09-01 | 张吉华 | Prefabricated construction reinforced concrete cushion cap foundation |
| CN203080546U (en) * | 2013-02-06 | 2013-07-24 | 陕西建工集团机械施工有限公司 | Prefabricated column concrete cup opening base double-layer limiting fixed structure |
| CN106958244A (en) * | 2017-04-27 | 2017-07-18 | 中铁隧道集团四处有限公司 | The installation and locating method of ultra-deep and large diameter steel pipe column |
| CN107227738A (en) * | 2017-08-03 | 2017-10-03 | 中铁十六局集团地铁工程有限公司 | A kind of location structure and its localization method for small space steel pipe column |
| CN108570989A (en) * | 2018-05-07 | 2018-09-25 | 广西建工集团第二建筑工程有限责任公司 | The suspension vertical adjustment system placed in the middle and construction method of pile foundation steel lattice column |
| CN112695795A (en) * | 2021-01-07 | 2021-04-23 | 中铁建设集团有限公司 | Precast concrete T shape post rim of a cup basis |
-
2022
- 2022-03-28 CN CN202210311068.6A patent/CN114753493A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201567584U (en) * | 2009-12-02 | 2010-09-01 | 张吉华 | Prefabricated construction reinforced concrete cushion cap foundation |
| CN203080546U (en) * | 2013-02-06 | 2013-07-24 | 陕西建工集团机械施工有限公司 | Prefabricated column concrete cup opening base double-layer limiting fixed structure |
| CN106958244A (en) * | 2017-04-27 | 2017-07-18 | 中铁隧道集团四处有限公司 | The installation and locating method of ultra-deep and large diameter steel pipe column |
| CN107227738A (en) * | 2017-08-03 | 2017-10-03 | 中铁十六局集团地铁工程有限公司 | A kind of location structure and its localization method for small space steel pipe column |
| CN108570989A (en) * | 2018-05-07 | 2018-09-25 | 广西建工集团第二建筑工程有限责任公司 | The suspension vertical adjustment system placed in the middle and construction method of pile foundation steel lattice column |
| CN112695795A (en) * | 2021-01-07 | 2021-04-23 | 中铁建设集团有限公司 | Precast concrete T shape post rim of a cup basis |
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