CN111705966A - Mortise and tenon concrete filled steel tube combined column and shear wall and preparation method thereof - Google Patents
Mortise and tenon concrete filled steel tube combined column and shear wall and preparation method thereof Download PDFInfo
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- CN111705966A CN111705966A CN202010620480.7A CN202010620480A CN111705966A CN 111705966 A CN111705966 A CN 111705966A CN 202010620480 A CN202010620480 A CN 202010620480A CN 111705966 A CN111705966 A CN 111705966A
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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
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/56—Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members
- E04B2/58—Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members with elongated members of metal
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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
- E04G11/00—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
- E04G11/06—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for walls, e.g. curved end panels for wall shutterings; filler elements for wall shutterings; shutterings for vertical ducts
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Abstract
The invention relates to the technical field of buildings and discloses a mortise and tenon steel tube concrete combination column which comprises a heat insulation template and a plurality of steel tube basic unit columns, wherein the steel tube basic unit columns are arranged in an array mode, the steel tube basic unit columns are fixedly connected through deformed steel bars, and high-performance self-compacting concrete is filled in the heat insulation template and the steel tube basic unit columns. The steel tube basic unit columns are connected into a whole through the deformed steel bars, and the four sides (four corners) of each steel tube basic unit column are provided with the mortise and tenon grooves, so that the bearing capacity is high, the plasticity and the toughness are good, the large-span bearing requirement can be met, the steel tube basic unit columns are connected into required heights through the mortise and tenon connecting pieces, the steel tube basic unit columns are suitable for buildings with different heights, the combination is flexible, the thickness of the columns, the wall surface and the like can be equal while the bearing capacity of the structure is met, no column edges and corners exist indoors, the steel plate extrudes the steel tube basic unit columns for mechanical automatic continuous operation, and the production efficiency is high.
Description
Technical Field
The invention relates to the technical field of buildings, in particular to a mortise and tenon concrete filled steel tube combined column, a shear wall and a preparation method thereof.
Background
Along with the increase of building height and span, the axial pressure value of post is bigger and bigger, in order to satisfy the requirement of axial compression ratio limit value, must increase the cross sectional dimension of post in reinforced concrete post, causes indoor post and wall not parallel and level, brings the difficulty for interior decoration. The interior is filled with calcium silicate board as base material, and the sound insulation effect is poor. The frame shear wall structure has larger vertical force bearing capacity and horizontal force bearing capacity, and large transverse rigidity, so that a building with more layers than the frame structure is built, the rigidity is very high, the space integrity is good, beams and column edges and corners are not exposed in a room, the indoor arrangement is convenient, and the use is convenient. The frame shear wall structure is the most widely used structure for high-rise residences.
The prior art has the following disadvantages: the stress concentration of the frame shear wall node is remarkable, and under the action of a strong earthquake, the horizontal displacement generated by the structure is large, so that serious non-structural fracture is easily caused, and the transportation and installation cost is high; the pouring template has more labor and the problem of mold walking.
Disclosure of Invention
The invention aims to provide a mortise and tenon concrete filled steel tube combined column, a shear wall and a preparation method thereof, and aims to achieve the purposes of high strength and less template consumption.
In order to achieve the purpose, the invention provides the following technical scheme: the tenon-and-mortise concrete-filled steel tube combined column comprises a heat insulation template, wherein a plurality of basic steel tube unit columns are arranged in the heat insulation template, the basic steel tube unit columns are arranged in an array mode, the basic steel tube unit columns are fixedly connected through screw thread steel, and high-performance self-compacting concrete is filled in the heat insulation template and the basic steel tube unit columns.
Preferably, four sides (four corners) of the basic unit column of the steel pipe form a mortise and tenon groove through mechanical automatic continuous operation, a preformed hole is formed in the middle of the mortise and tenon groove, and the deformed steel bar penetrates through the preformed hole.
A preparation method of a mortise and tenon concrete filled steel tube combined column comprises the following steps:
s1, extruding four sides (four corners) of the basic unit column of the steel pipe into mortise and tenon slots through mechanical automatic continuous operation, and then forming a preformed hole in the middle of the mortise and tenon slots in a punching mode;
s2, arranging the steel tube basic unit column array manufactured in the S1 in the heat preservation template, and connecting the steel tube basic unit column array into a whole by using screw steel;
and S3, finally pouring high-performance self-compacting concrete in the heat preservation template and the steel pipe basic unit column, and forming to obtain the final product.
Preferably, the basic unit columns of the steel pipes can be connected into a required height by using mortise and tenon connecting pieces according to the height of a building.
The tenon-and-mortise steel pipe concrete combined shear wall comprises an inner heat insulation template and an outer heat insulation template, wherein a steel pipe basic unit column is installed between the inner heat insulation template and the outer heat insulation template, the steel pipe basic unit columns are arranged in a straight line between the inner heat insulation template and the outer heat insulation template, reinforcing mesh sheets are arranged on two sides of the steel pipe basic unit column, the reinforcing mesh sheets are riveted on deformed steel bars to form a steel pipe mesh sheet frame, and high-performance self-compacting concrete is filled between the inner heat insulation template and the outer heat insulation template and inside the steel pipe basic unit column.
Preferably, four sides (four corners) of the basic unit column of the steel pipe form a mortise and tenon groove through mechanical automatic continuous operation, a preformed hole is formed in the middle of the mortise and tenon groove, and the deformed steel bar penetrates through the preformed hole.
Preferably, one side of the inner heat-insulation template adjacent to the outer heat-insulation template is provided with a row of small mortise and tenon grooves.
A preparation method of a tenon-and-mortise steel pipe concrete combined shear wall comprises the following steps:
s1, extruding four sides (four corners) of the basic unit column of the steel pipe into mortise and tenon slots through mechanical automatic continuous operation, and then forming a preformed hole in the middle of the mortise and tenon slots in a punching mode;
s2, arranging the steel pipe basic unit columns manufactured in the S1 in a straight line inside the inner heat preservation template and the outer heat preservation template, and connecting the steel pipe basic unit columns into a whole by using deformed steel bars;
and S3, finally, pouring high-performance self-compacting concrete between the inner heat-insulation template and the outer heat-insulation template and inside the basic unit column of the steel pipe, forming the small mortise-tenon grooves on the adjacent sides of the inner heat-insulation template and the outer heat-insulation template into a whole with the high-performance self-compacting concrete, and obtaining a final product after molding.
Preferably, the basic unit columns of the steel pipes can be connected into a required height by using mortise and tenon connecting pieces according to the height of a building.
The invention provides a concrete-filled steel tube combined tenon-and-mortise column, a shear wall and a preparation method thereof. The method has the following beneficial effects:
(1) the steel tube basic unit columns are connected into a whole through the deformed steel bars, and the mortise and tenon grooves are formed in four sides (four corners) of each steel tube basic unit column, so that the bearing capacity is high, the plasticity and the toughness are good, the large-span bearing requirement can be met, the steel tube basic unit columns are connected into required heights through the mortise and tenon connecting pieces, the steel tube basic unit columns are suitable for buildings with different heights, the combination is flexible, the structural bearing capacity can be met, the columns and the wall surface have the same thickness, no column edges and corners exist indoors, steel plates extrude the steel tube basic unit columns to be in mechanical automatic continuous operation, and the production efficiency is high.
(2) The invention can play a role of building the template through the inner heat-insulation template and the outer heat-insulation template, and can save labor without removing the template.
(3) The small mortise and tenon grooves are formed in the inner heat insulation template and the outer heat insulation template, and then the small mortise and tenon grooves and the shear wall poured by the high-performance self-compacting concrete form a whole, so that the heat insulation templates cannot fall off.
Drawings
FIG. 1 is a front view of a combination post according to an embodiment of the present invention;
FIG. 2 is a top view of a combination post according to an embodiment of the present invention;
FIG. 3 is a front view of a composite shear wall according to an embodiment of the present invention;
FIG. 4 is a top view of a composite shear wall according to an embodiment of the present invention;
FIG. 5 is a schematic diagram of a steel pipe elementary cell column according to an embodiment of the present invention;
FIG. 6 is a front view of a composite post according to an embodiment of the present invention;
FIG. 7 is a top view of a two-piece column according to an embodiment of the present invention;
FIG. 8 is a front view of a composite shear wall according to an embodiment of the present invention;
FIG. 9 is a top view of a composite shear wall according to an embodiment of the present invention;
FIG. 10 is a structural view of a steel pipe elementary cell column according to the second embodiment of the present invention;
FIG. 11 is a structural view of the mortise and tenon joint member of the present invention.
In the figure: the steel pipe heat preservation formwork comprises 1 steel pipe basic unit column, 101 mortise and tenon grooves, 102 preformed holes, 2 deformed steel bars, 3 heat preservation formworks, 4 steel pipe mesh plate frames, 5 inner heat preservation formworks and 6 outer heat preservation formworks.
Detailed Description
The first embodiment is as follows:
the utility model provides a mortise and tenon joint steel pipe concrete combination column, including insulation template 3, insulation template 3's internally mounted has steel pipe basic unit post 1, steel pipe basic unit post 1's four sides form mortise and tenon groove 101 through mechanical automation continuity of operation, open at the middle part of mortise and tenon groove 101 has preformed hole 102, deformed steel bar 2 passes preformed hole 102, steel pipe basic unit post 1 is equipped with a plurality ofly and arranges in array, through deformed steel bar 2 fixed connection between the steel pipe basic unit post 1, insulation template 3's the inside and the inside packing high performance self-compaction concrete of steel pipe basic unit post 1.
A preparation method of a mortise and tenon concrete filled steel tube combined column comprises the following steps:
s1, extruding four sides of the basic unit steel pipe column 1 into mortise and tenon grooves 101 through mechanical automatic continuous operation, then forming a preformed hole 102 in the middle of the mortise and tenon groove 101 in a punching mode, and connecting the basic unit steel pipe column 1 into a required height through the mortise and tenon connecting piece 7 according to the height of a building;
s2, arranging the steel tube basic unit columns 1 manufactured in the S1 in an array mode inside a heat preservation template 3, and connecting the steel tube basic unit columns into a whole through deformed steel bars 2;
and S3, finally pouring high-performance self-compacting concrete in the heat preservation template 3 and the steel tube basic unit column 1, and forming to obtain a final product.
The utility model provides a mortise and tenon joint steel pipe concrete combination shear wall, including interior insulation formwork 5 and outer insulation formwork 6, install steel pipe basic unit post 1 between interior insulation formwork 5 and the outer insulation formwork 6, steel pipe basic unit post 1's four sides forms mortise and tenon joint groove 101 through mechanical automation continuity of operation, open at the middle part of mortise and tenon joint groove 101 has preformed hole 102, screw-thread steel 2 passes preformed hole 102, steel pipe basic unit post 1 becomes the I-shaped row including between insulation formwork 5 and the outer insulation formwork 6, the both sides of steel pipe basic unit post 1 are equipped with the reinforcing bar net piece, the riveting of reinforcing bar net piece forms steel pipe net plate frame 4 on screw-thread steel 2, fill high performance self-compaction concrete between interior insulation formwork 5 and the outer insulation formwork 6 and the inside of steel pipe basic unit post 1.
Preferably, one side of the inner heat-insulation template 5 adjacent to the outer heat-insulation template 6 is provided with a row of small mortise and tenon grooves.
A preparation method of a tenon-and-mortise steel pipe concrete combined shear wall comprises the following steps:
s1, extruding four sides of the basic unit steel pipe column 1 into mortise and tenon grooves 101 through mechanical automatic continuous operation, then forming a preformed hole 102 in the middle of the mortise and tenon groove 101 in a punching mode, and connecting the basic unit steel pipe column 1 into a required height through the mortise and tenon connecting piece 7 according to the height of a building;
s2, arranging the steel pipe basic unit columns 1 manufactured in the S1 in a straight shape inside the inner heat preservation template 5 and the outer heat preservation template 6, and connecting the steel pipe basic unit columns into a whole by using the deformed steel bars 2;
s3, finally pouring high-performance self-compacting concrete between the inner heat-insulation template 5 and the outer heat-insulation template 6 and inside the steel pipe basic unit column 1, forming the small mortise-tenon grooves on the adjacent sides of the inner heat-insulation template 5 and the outer heat-insulation template 6 and the high-performance self-compacting concrete into a whole, and obtaining a final product after molding.
Example two:
the utility model provides a mortise and tenon steel pipe concrete combination column, including insulation template 3, insulation template 3's internally mounted has steel pipe basic unit post 1, steel pipe basic unit post 1's four corners forms mortise and tenon groove 101 through mechanical automation continuity of operation, open at the middle part of mortise and tenon groove 101 has preformed hole 102, deformed steel bar 2 passes preformed hole 102, steel pipe basic unit post 1 is equipped with a plurality ofly and arranges in array, through deformed steel bar 2 fixed connection between the steel pipe basic unit post 1, insulation template 3's the inside and steel pipe basic unit post 1's inside packing high performance self-compaction concrete.
A preparation method of a mortise and tenon concrete filled steel tube combined column comprises the following steps:
s1, extruding four corners of the basic unit column 1 of the steel pipe into a mortise and tenon groove 101 through mechanical automatic continuous operation, then forming a preformed hole 102 in the middle of the mortise and tenon groove 101 in a punching mode, and connecting the basic unit column 1 of the steel pipe into a required height through a mortise and tenon connecting piece 7 according to the height of a building;
s2, arranging the steel tube basic unit columns 1 manufactured in the S1 in an array mode inside a heat preservation template 3, and connecting the steel tube basic unit columns into a whole through deformed steel bars 2;
and S3, finally pouring high-performance self-compacting concrete in the heat preservation template 3 and the steel tube basic unit column 1, and forming to obtain a final product.
The utility model provides a mortise and tenon joint steel pipe concrete combination shear wall, including interior insulation formwork 5 and outer insulation formwork 6, install steel pipe elementary cell post 1 between interior insulation formwork 5 and the outer insulation formwork 6, the four corners of steel pipe elementary cell post forms mortise and tenon joint groove 101 through mechanical automation continuity of operation, open at the middle part of mortise and tenon joint groove 101 has preformed hole 102, screw-thread steel 2 passes preformed hole 102, steel pipe elementary cell post 1 becomes the I-shaped row including between insulation formwork 5 and the outer insulation formwork 6, the both sides of steel pipe elementary cell post 1 are equipped with the reinforcing bar net piece, the riveting of reinforcing bar net piece forms steel pipe net plate frame 4 on screw-thread steel 2, high performance self-compaction concrete is filled to interior between insulation formwork 5 and the outer insulation formwork 6 and the inside of steel pipe elementary cell post 1.
Preferably, one side of the inner heat-insulation template 5 adjacent to the outer heat-insulation template 6 is provided with a row of small mortise and tenon grooves.
A preparation method of a tenon-and-mortise steel pipe concrete combined shear wall comprises the following steps:
s1, extruding four corners of the basic unit column 1 of the steel pipe into a mortise and tenon groove 101 through mechanical automatic continuous operation, then forming a preformed hole 102 in the middle of the mortise and tenon groove 101 in a punching mode, and connecting the basic unit column 1 of the steel pipe into a required height through a mortise and tenon connecting piece 7 according to the height of a building;
s2, arranging the steel pipe basic unit columns 1 manufactured in the S1 in a straight shape inside the inner heat preservation template 5 and the outer heat preservation template 6, and connecting the steel pipe basic unit columns into a whole by using the deformed steel bars 2;
s3, finally pouring high-performance self-compacting concrete between the inner heat-insulation template 5 and the outer heat-insulation template 6 and inside the steel pipe basic unit column 1, forming the small mortise-tenon grooves on the adjacent sides of the inner heat-insulation template 5 and the outer heat-insulation template 6 and the high-performance self-compacting concrete into a whole, and obtaining a final product after molding.
When in use, four corners of the steel pipe basic unit column are extruded into mortise and tenon grooves through mechanical automatic continuous operation, then a reserved hole is formed in the middle of the mortise and tenon groove through a punching mode, the steel pipe basic unit column is arrayed inside the heat preservation template and is connected into a whole by using the screw thread steel, finally high-performance self-compaction concrete is poured inside the heat preservation template and the steel pipe basic unit column, a combined column can be obtained after forming, the four corners of the steel pipe basic unit column are extruded into the mortise and tenon groove through the mechanical automatic continuous operation, then a reserved hole is formed in the middle of the mortise and tenon groove through a punching mode, the steel pipe basic unit column is arranged inside the inner heat preservation template and the outer heat preservation template in a straight line shape and is connected into a whole by using the screw thread steel, and finally high-performance self-compaction concrete is poured between the inner heat preservation template and the outer heat preservation template and inside the steel pipe basic unit column, and the small mortise and tenon grooves on the adjacent sides of the inner heat-insulation template and the outer heat-insulation template and the high-performance self-compacting concrete form a whole, and the combined shear wall can be obtained after molding.
In conclusion, the steel pipe basic unit columns 1 are connected into a whole through the deformed steel bars 2, the tenon-and-mortise grooves 101 are arranged at the four corners of the steel pipe basic unit columns 1, so that the bearing capacity is high, the plasticity and the toughness are good, the large-span bearing requirement can be met, the steel pipe basic unit columns 1 are connected into required height through the tenon-and-mortise connecting pieces 7, the building with different heights can be adapted, the combination is flexible, the structural bearing capacity can be met, the columns and the wall surface have the same thickness and no pillar edges and corners indoors, the steel plate extrusion steel pipe basic unit columns 1 are mechanical automatic continuous operation, the production efficiency is high, the inner heat insulation template 5 and the outer heat insulation template 6 can play a role of building templates, the template dismounting and the labor are saved, the small tenon-and-mortise grooves are arranged on the inner heat insulation template 5 and the outer heat insulation template 6, and then the steel pipe basic unit columns and the high, the heat preservation template can not fall off.
Claims (9)
1. The utility model provides a mortise and tenon steel pipe concrete combination column, includes heat preservation template (3), its characterized in that: the steel pipe basic unit columns (1) are arranged inside the heat preservation template (3), the steel pipe basic unit columns (1) are arranged in a plurality of array mode, the steel pipe basic unit columns (1) are fixedly connected through the screw steel (2), and high-performance self-compacting concrete is filled inside the heat preservation template (3) and inside the steel pipe basic unit columns (1).
2. The mortise and tenon concrete-filled steel tube combination column according to claim 1, characterized in that: four sides (four corners) of the steel pipe basic unit column (1) form a mortise and tenon groove (101) through mechanical automatic continuous operation, a preformed hole (102) is formed in the middle of the mortise and tenon groove (101), and the deformed steel bar (2) penetrates through the preformed hole (102).
3. A preparation method of a mortise and tenon concrete filled steel tube combination column is characterized by comprising the following steps: the method comprises the following steps:
s1, extruding four sides (four corners) of the basic unit column (1) of the steel pipe into mortise and tenon grooves (101) through mechanical automatic continuous operation, then forming a reserved hole (102) in the middle of the mortise and tenon groove (101) in a punching mode, or extruding the basic unit column (1) with the mortise and tenon grooves (101) on the four sides (four corners) through mechanical automatic continuous operation by punching a steel belt first;
s2, arranging the steel tube basic unit columns (1) manufactured in the S1 in an array mode inside a heat preservation template (3) and connecting the steel tube basic unit columns into a whole through screw steel (2);
s3, finally pouring high-performance self-compacting concrete in the heat preservation template (3) and the steel tube basic unit column (1), and forming to obtain a final product, wherein the high-performance self-compacting concrete comprises 42.5-52.5% of cement 38% -43%, 70-120 mesh quartz sand 44% -54%, YO additive 1% and water 10% -12%.
4. The preparation method of the concrete-filled steel tube combination column according to claim 3, wherein the preparation method comprises the following steps: the basic unit columns (1) of the steel pipes can be connected into a required height by using mortise and tenon joint parts (7) according to the height of a building.
5. The utility model provides a mortise and tenon joint steel pipe concrete combination shear wall, includes interior heat preservation template (5) and outer heat preservation template (6), its characterized in that: a steel pipe basic unit column (1) is installed between the inner heat insulation template (5) and the outer heat insulation template (6), the steel pipe basic unit column (1) is arranged in a straight line between the inner heat insulation template (5) and the outer heat insulation template (6), reinforcing steel mesh sheets are arranged on two sides of the steel pipe basic unit column (1) and are riveted on the deformed steel bars (2) to form a steel pipe mesh sheet frame (4), and high-performance self-compacting concrete is filled between the inner heat insulation template (5) and the outer heat insulation template (6) and inside the steel pipe basic unit column (1).
6. The mortise and tenon concrete filled steel tube combined shear wall according to claim 5, characterized in that: four sides (four corners) of the steel pipe basic unit column (1) form a mortise and tenon groove (101) through mechanical automatic continuous operation, a preformed hole (102) is formed in the middle of the mortise and tenon groove (101), and the deformed steel bar (2) penetrates through the preformed hole (102).
7. The mortise and tenon concrete filled steel tube combined shear wall according to claim 5, characterized in that: one side of the inner heat-insulation template (5) adjacent to the outer heat-insulation template (6) is provided with a row of small mortise and tenon grooves.
8. A preparation method of a tenon-and-mortise steel pipe concrete combined shear wall is characterized by comprising the following steps of: the method comprises the following steps:
s1, extruding four sides (four corners) of the basic unit column (1) of the steel pipe into mortise and tenon grooves (101) through mechanical automatic continuous operation, then forming a reserved hole (102) in the middle of the mortise and tenon groove (101) in a punching mode, or extruding the basic unit column (1) with the mortise and tenon grooves (101) on the four sides (four corners) through mechanical automatic continuous operation by punching a steel belt first;
s2, arranging the steel pipe basic unit columns (1) manufactured in the S1 in a straight shape inside the inner heat preservation template (5) and the outer heat preservation template (6), and connecting the steel pipe basic unit columns into a whole by using the deformed steel bars (2);
s3, finally pouring high-performance self-compacting concrete between the inner heat-insulation template (5) and the outer heat-insulation template (6) and inside the steel pipe basic unit column (1), wherein small mortise and tenon grooves on one adjacent side of the inner heat-insulation template (5) and the outer heat-insulation template (6) are integrated with the high-performance self-compacting concrete to form a whole, and a final product can be obtained after molding, wherein the high-performance self-compacting concrete comprises 42.5-52.5% of cement 38% -43%, 70-120 mesh quartz sand 44% -54%, 1% of YO additive and 10% -12% of water.
9. The method for preparing the mortise and tenon concrete-filled steel tube combined shear wall according to claim 8, wherein the method comprises the following steps: the basic unit columns (1) of the steel pipes can be connected into a required height by using mortise and tenon joint parts (7) according to the height of a building.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010620480.7A CN111705966A (en) | 2020-06-30 | 2020-06-30 | Mortise and tenon concrete filled steel tube combined column and shear wall and preparation method thereof |
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| CN202010620480.7A CN111705966A (en) | 2020-06-30 | 2020-06-30 | Mortise and tenon concrete filled steel tube combined column and shear wall and preparation method thereof |
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Application publication date: 20200925 |