CN108104279A - Clod wash multi-cavity steel tube concrete Special-Shaped Column and reinforced concrete floor connecting node - Google Patents
Clod wash multi-cavity steel tube concrete Special-Shaped Column and reinforced concrete floor connecting node Download PDFInfo
- Publication number
- CN108104279A CN108104279A CN201611051337.0A CN201611051337A CN108104279A CN 108104279 A CN108104279 A CN 108104279A CN 201611051337 A CN201611051337 A CN 201611051337A CN 108104279 A CN108104279 A CN 108104279A
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- Prior art keywords
- steel pipe
- clod wash
- plate
- floor
- floor connecting
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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
- E04B1/38—Connections for building structures in general
Abstract
The present invention provides clod wash multi-cavity steel tube concrete Special-Shaped Column and reinforced concrete floor connecting node, it belongs to a kind of building structural element.Clod wash multi-cavity steel tube concrete Special-Shaped Column in the present invention, its inner division plate can effectively delay the generation of steel pipe buckling, meanwhile multi-cavity type structure makes component have lower steel ratio, more preferably economy compared with conventional steel concrete profiled pile on the premise of component performance is ensured.In terms of processing technology, the clod wash multi-cavity steel tube concrete Special-Shaped Column in the present invention docks node with reinforced concrete floor, can be machined using traditional clod wash, technique for welding, and major part process can all be prefabricated in the factory completion.Steel pipe peripheral solder floor connecting plate sets on floor connecting plate to connect the sleeve of floor bar.Construction stage at the scene, for reinforcing bar with sleeve using being mechanically connected, quick construction is convenient, is very suitable for modern industrial process.
Description
Technical field
The invention belongs to building structural element field, more particularly to a kind of steel-concrete combined structure frame column and reinforcing bar
Concrete floor connecting node.
Background technology
At present in the buildings such as house, apartment, dormitory using more, Special-Shaped Column flushes Special-Shaped Column with neighboring walls so that
Architecture indoor space is regular, is conducive to furniture and puts, and improves interior space utilization ratio.But reinforced concrete commonly used at present
Native Special-Shaped Column, Aseismic Design is more stringent, and maximum is far below ordinary rectangular steel using design objectives such as height and ratio between axial force and compressive strength
Reinforced concrete column.The anti-seismic performance of profiled-column frame structure system can be significantly improved using special-shaped steel pipe concrete post, is extended
The application range of profiled-column frame structure system.But for reinforced concrete floor, due to cylinder outside steel pipe, reinforcing bar in floor
Cannot effectively anchoring be connected with different in nature column.How steel pipe concrete profiled pile-reinforced concrete floor joint behavior is being ensured
On the basis of so that processing is efficient, and construction is convenient, is the problem of scholars pay close attention to all the time.
The content of the invention
Present invention aim to address clod wash multi-cavity steel tube concrete Special-Shaped Column-reinforced concrete floor connecting node is opposite
The problem of weakness, construction is inconvenient.
To realize the present invention purpose and the technical solution adopted is that a kind of such, clod wash multi-cavity steel tube concrete Special-Shaped Column
With reinforced concrete floor connecting node, its processing technology includes the following steps:
1) one block of rectangular thin-wall steel plate is intercepted, the processing method of clod wash is used to be bent into cross section as the hollow of rectangle
Steel pipe;
2) it is closed the side wall of hollow steel pipe using butt weld in the lap-joint of above-mentioned hollow steel pipe side wall, so as to obtain
Core column steel pipe;
3) several blocks of rectangular thin-wall steel plates are intercepted again, and it is U-shaped to be bent into several respectively using the processing method of clod wash
Component;Each U-shaped component has two blocks of side plates and one piece of bottom plate;Two blocks of side plates are mutually parallel, and perpendicular to bottom plate;
The distance between two blocks of side plates are equal to the width of core column steel pipe one side;
4) U-shaped component is spliced on one or more sides of core column steel pipe, there are four types of connecting methods:
4.1) when being spliced into yi word pattern clod wash multi-cavity steel tube, a U-shaped component is spliced to a certain of core column steel pipe
On side;Two blocks of side plates of this U-shaped component are welded respectively with two inclines of spliced side using single groove weld seam,
So as to which U-shaped component is combined into column limb rectangular steel pipe with the side;
4.2) when splicing l-shaped clod wash multi-cavity steel tube, two adjacent sides of core column steel pipe splice respectively one it is U-shaped
Component;Two blocks of side plates of each U-shaped component are connected respectively with two inclines of spliced side, wherein being connected on same incline
Two blocks of side plates welded using melt-through weld, other side plates are welded using single groove weld seam;So that each U
Type component is combined into column limb rectangular steel pipe with splicing side;
4.3) when being spliced into T-shaped clod wash multi-cavity steel tube, a U-shaped structure is spliced in three sides of core column steel pipe respectively
Part;Two blocks of side plates of each U-shaped component are connected respectively with two inclines of spliced side, wherein being connected on same incline
Two blocks of side plates are welded using melt-through weld, other side plates are welded using single groove weld seam;It is so that each U-shaped
Component is combined into column limb rectangular steel pipe with splicing side;
4.4) when being spliced into cross clod wash multi-cavity steel tube, four sides of core column steel pipe splice respectively one it is U-shaped
Component;Two blocks of side plates of each U-shaped component are connected respectively with two inclines of spliced side, wherein two on every incline piece
Side plate is welded using melt-through weld, so that each U-shaped component is combined into column limb rectangular steel pipe with splicing side;
5) a U-shaped component is spliced on the side of core column steel pipe in column limb rectangular steel pipe;It is welded using single groove
Seam by the seamed edge of the opening of this U-shaped component and splice side two seamed edges welding so that this U-shaped component and
Spliced side is combined into newel post's steel pipe;
The core column steel pipe, column limb rectangular steel pipe and newel post's steel pipe collectively form clod wash multi-cavity steel tube;
6) upper and lower floor plate connecting plate is designed according to the shape size of clod wash multi-cavity steel tube, and shaping is pre-machined;Then
Upper strata floor connecting plate and lower floor's floor connecting plate are welded in the side of clod wash multi-cavity steel tube, wherein upper and lower floor plate connecting plate
It is all attached with clod wash multi-cavity steel tube unilateral copulation part using twin fillet wolt;The upper strata floor connecting plate and lower floor
Plate connecting plate corresponds to the position of connected floor in the vertical direction;The upper strata floor connecting plate is perpendicular to clod wash Multi-cavity steel
The side of pipe;The upper strata floor connecting plate is located at the top of lower floor's floor connecting plate, their plate face is mutually parallel;
7) several sleeves are welded in the upper face of upper strata floor connecting plate and lower floor's floor connecting plate;The sleeve is used to connect
Connect floor bar;The axis of the sleeve is perpendicular to the side where the upper strata floor connecting plate;The opening of several sleeves
Two mutually orthogonal directions are oriented, are defined as X and Y-direction;Its split shed is towards the circumference side of the sleeve of X-direction and upper strata
Floor connecting plate welds;It is open and is welded on towards setting cushion block, the cushion block below the sleeve of Y-direction on the floor connecting plate of upper strata;With
When preventing insertion floor bar 11 in sleeve 9, vertical both direction can interfere with each other, so increasing cushion block 12 with padded Y-direction
The height of upper floor plate reinforcing bar 11.
Several sleeves welded on lower floor's floor connecting plate are identical with the arrangement of upper strata floor connecting plate;
8) by prefabricated components obtained above be transported to construction site it is in place after, the end of floor bar is carried out at rolled thread
It, is then mechanically connected by reason with corresponding sleeve;The template splicing of concrete floor is completed afterwards, completes backward clod wash
In the cavity of multi-cavity steel tube with casting concrete in template.
Further, the bottom plate of the U-shaped component to the distance of opening according to the big of clod wash multi-cavity steel tube concrete Special-Shaped Column
The small corresponding size of design, and the distance between their both side plate is equal to the width of core column steel pipe side.
Further, when welding two blocks of side plates on same incline using melt-through weld, the inner wall of this two blocks of side plates is advance
It is provided with one piece of backing plate;The backing plate is elongated metal plate, and plate face is bonded with side plate;Made by one melt-through weld of welding
The incline for obtaining backing plate, side plate and core column steel pipe welds together.
Further, the concrete is normal concrete, lightweight aggregate concrete or high performance concrete.
Further, the core column steel pipe, column limb rectangular steel pipe, newel post's steel pipe, backing plate, upper strata floor connecting plate, lower floor
The material of floor connecting plate and cushion block for Q235 grades of steel of carbon structural steels, Q345 grades of low-alloy high-tensile structural steel, Q390 grades,
Q420 grades or Q460 grades of steel.
Clod wash multi-cavity steel tube concrete Special-Shaped Column proposed by the present invention has as follows with reinforced concrete floor connecting node
Advantage:
1. the clod wash multi-cavity steel tube concrete Special-Shaped Column in the present invention can be applied to low layer or multistory frame structure, frame-
The forms such as villa, house, apartment, dormitory, the office building of shear wall structure are built.It is stupefied outer to improve commonly side, rectangular column indoor-bollard
The defects of dew, improves indoor sight, is put beneficial to household, improve the utilization ratio of the interior space.
2. multi-cavity steel tube concrete Special-Shaped Column can improve the tight of concrete profiled pile Aseismic Design commonly used at present
Lattice limit, and expand the application range of Special-Shaped Column.Outside steel pipe is good to built-in concrete with built-in vertical baffle collective effect
Constraint, improves the bearing capacity and ductility of Special-Shaped Column, so as to improve the anti-seismic performance of Special-Shaped Column, can apply and be set in antidetonation
The higher area of anti-earthquake intensity or applied in the higher frame structure of height and frame shear wall structure.
3. since clod wash multi-cavity steel tube concrete Special-Shaped Column is using multi-cavity type the way of restraint, therefore sheet steel pipe can also play well
Binding effect.Compared with conventional steel concrete profiled pile, multi-cavity steel tube concrete Special-Shaped Column can ensure component performance
On the premise of there is lower steel ratio, more preferably economy.
4. due to forming multi-cavity steel tube using central nucleus stem steel pipe and peripheral U-shaped steel pipe, therefore concrete and steel pipe are not
There are traditional inner corner trim, the properties of cylinder are significantly improved.Multi-cavity type structure so that inner core stem post jamb is direct
It is reasonably arranged instead of ribbed stiffener in steel pipe, most of manufacturing procedure can all be prefabricated in the factory completion, reduce site operation rank
The workload of section is very suitable for the demand of present architectural industrialization.
5. clod wash multi-cavity steel tube concrete Special-Shaped Column and reinforced concrete floor connecting node in the present invention, using tradition
Clod wash, technique for welding processing can be completed.Most of manufacturing procedure can all be prefabricated in the factory completion.And at the construction field (site)
When being constructed, the connection of reinforcing bar and multi-cavity steel tube concrete Special-Shaped Column is all mechanical connection.This novel joint processing is quick,
Easy for construction, simple structure, Path of Force Transfer is clear and definite.
6. floor connecting plate in the present invention, only reinforcing steel bar connecting sleeve tube does not provide and sets platform, while also functions to ribbed stiffener
Effect, can effectively prevent steel pipe from being pulled under floor bar pulling force effect, unstability phenomena such as.The setting of backing plate is protected simultaneously
Having demonstrate,proved the floor bar of the vertical both direction of same layer can smoothly stagger, and facilitate construction.
Description of the drawings
Fig. 1 is (L-type) clod wash multi-cavity steel tube concrete Special-Shaped Column and reinforced concrete floor connecting node schematic diagram (factory
After the completion of prefabricated);
Fig. 2 is the top view of the clod wash multi-cavity steel tube concrete Special-Shaped Column of L-type;
Fig. 3 is the top view of the clod wash multi-cavity steel tube concrete Special-Shaped Column of yi word pattern;
Fig. 4 is the top view of T-shaped clod wash multi-cavity steel tube concrete Special-Shaped Column;
Fig. 5 is the top view of cross clod wash multi-cavity steel tube concrete Special-Shaped Column;
Fig. 6 is the top view after prefabricated components fill concrete in Fig. 1;
Fig. 7 is the X of Fig. 6 to (interception part) schematic diagram;
Fig. 8 is clod wash multi-cavity steel tube concrete Special-Shaped Column and the vertical view of reinforced concrete floor connecting node construction stage
Figure;
Fig. 9 is the X of Fig. 8 to (interception part) schematic diagram;
In figure:Core column steel pipe 1, column limb rectangular steel pipe 2, newel post's steel pipe 3, butt weld 4, melt-through weld 5, backing plate 6, list
Face groove weld 7, clod wash multi-cavity steel tube 8, upper strata floor connecting plate 90, lower floor's floor connecting plate 90, sleeve 10, floor bar
11st, cushion block 12.
Specific embodiment
With reference to embodiment, the invention will be further described, but should not be construed the above-mentioned subject area of the present invention only
It is limited to following embodiments.Without departing from the idea case in the present invention described above, according to ordinary skill knowledge and used
With means, various replacements and change are made, should all be included within the scope of the present invention.
A kind of clod wash multi-cavity steel tube concrete Special-Shaped Column and reinforced concrete floor connecting node, its processing technology include
Following steps:
1) one block of rectangular thin-wall steel plate is intercepted, the processing method of clod wash is used to be bent into cross section as the hollow of rectangle
Steel pipe.The cross section wherein chosen is perpendicular to the length direction of hollow steel pipe, and preferred cross section is square in the present embodiment.
2) it is closed the side wall of hollow steel pipe using butt weld 4 in the lap-joint of above-mentioned hollow steel pipe side wall, so as to
To core column steel pipe 1.Wherein butt weld 4 is the length side of the central axes of place side, extending direction and core column steel pipe 1
To identical.
The core column steel pipe 1 is the open tubular column steel pipe of open at both ends, its four sides all can be as the connection of column limb
Face.If this four faces are respectively face A, face B, face C knead dough D, four inclines thereon are rib a, rib b, rib c and rib d.The present embodiment
Described in face A, face B, face C or face D and rib a, rib b, rib c or rib d only represent some arbitrary side on core column steel pipe 1
Or certain incline, some face or some rib of fixed position are not represented, but face A and face C is opposite, rib a is opposite with rib c
's.
3) several blocks of rectangular thin-wall steel plates are intercepted again, and it is U-shaped to be bent into several respectively using the processing method of clod wash
Component.Each U-shaped component has two blocks of side plates and one piece of bottom plate.Two blocks of side plates are mutually parallel, and perpendicular to bottom plate.
The distance between two blocks of side plates are equal to the width of 1 side of core column steel pipe.The bottom plate of wherein described U-shaped component to opening distance
Can corresponding size be designed according to the actual needs (size of clod wash multi-cavity steel tube 8) of engineering, and between their both side plate
Distance need to meet the width equal to 1 side of core column steel pipe.
4) U-shaped component is spliced on one or more sides of core column steel pipe 1, there are four types of connecting methods:
4.1) referring to Fig. 3, when being spliced into yi word pattern clod wash multi-cavity steel tube, a U-shaped component is spliced to core column steel
On the face A of pipe, two inclines on the A of face are rib a and rib b;Using single groove weld seam 7 by two blocks of side plates of this U-shaped component
It is welded respectively with the rib a of face A, rib b, so that U-shaped component is combined into column limb rectangular steel pipe 2 with face A.
4.2) referring to Fig. 2, when splicing l-shaped clod wash multi-cavity steel tube, two adjacent sides of core column steel pipe 1 (face A and
Face B) splice a U-shaped component respectively, two inclines on wherein face A are rib a and rib b, two inclines on the B of face for rib c and
Rib b;Two blocks of side plates of one U-shaped component are connected respectively with the rib a and rib b of face A, two blocks of side plates difference of another U-shaped component
It is connected with the rib b and rib c of face B;(two U-shaped components respectively provide one piece of side to two blocks of side plates being wherein connected on (public rib) rib b
Plate) welded using melt-through weld 5, other side plates (being connected to the side plate on rib a, rib c) using single groove weld seam 7 into
Row welding;So that the two U-shaped components are combined into two column limb rectangular steel pipes 2 with face A, face B respectively.
4.3) referring to Fig. 4, when being spliced into T-shaped clod wash multi-cavity steel tube, face A, face B, the face C of core column steel pipe 1 are spelled respectively
Connect a U-shaped component, two inclines on wherein face A are rib a and rib b, and two inclines on the B of face are rib b and rib c, on the C of face
Two inclines are rib c and rib d;
Two blocks of side plates of one of them U-shaped component are connected respectively with rib a, rib b, two blocks of side plates difference of a U-shaped component
It is connected with rib b, rib c, two blocks of side plates of another U-shaped component are connected respectively with rib c, rib d;Two be connected on same incline
Block side plate is welded using melt-through weld 5, other side plates are welded using single groove weld seam 7;It is connected on rib b
Two pieces of side plates (two neighboring U-shaped component respectively provides one block of side plate) are welded, two be connected on rib c using melt-through weld 5
Block side plate (two neighboring U-shaped component respectively provides one block of side plate) is also welded using melt-through weld 5;It is connected on rib a, rib c
Side plate then welded using single groove weld seam 7;So that these three U-shaped components are combined respectively with face A, face B, face C
Into three column limb rectangular steel pipes 2.
4.4) referring to Fig. 5, when being spliced into cross clod wash multi-cavity steel tube, face A, face B, face C, the face D of core column steel pipe 1
Splicing a U-shaped component respectively, two inclines on wherein face A are rib a and rib b, and two inclines on the B of face are rib b and rib c,
Two inclines on the C of face are rib c and rib d, and two inclines on the D of face are rib d and rib a;Two blocks of side plates of one of them U-shaped component
It is connected respectively with rib a, rib b, two blocks of side plates of a U-shaped component are connected respectively with rib b, rib c, two pieces of sides of a U-shaped component
Plate is connected respectively with rib c, rib d, and two blocks of side plates of another U-shaped component are connected respectively with rib d, rib a;Wherein every incline
(rib a, rib b, rib c, two blocks of side plates (two neighboring U-shaped component respectively provides one block of side plate) on rib d) using melt-through weld 5 into
Row welding, so that this four U-shaped components are combined into four column limb rectangular steel pipes 2 with face A, face B, face C, face D respectively.
It should be noted that there are 1 two neighboring sides of core column steel pipe for L-type, T-shaped and cross clod wash multi-cavity steel tube
There is the situation of column limb rectangular steel pipe 2, i.e., welded two pieces of side plate (phases at the rib b of L-type clod wash multi-cavity steel tube in above-mentioned steps
Adjacent U-shaped component respectively provides one block of side plate, similarly hereinafter);Two blocks of side plates have all been welded at the rib b of T-shaped clod wash multi-cavity steel tube and rib c;Ten
(rib a, rib b, rib c, rib d) have welded two blocks of side plates to every incline of font clod wash multi-cavity steel tube.
In the present embodiment, on an incline of core column steel pipe 1 to welding two blocks of side plates when, then need in this two pieces of sides
The inner wall of plate reclines one piece of backing plate 6 in advance respectively.The backing plate 6 is elongated metal plate, and plate face is bonded with side plate;The pad
The length direction of side plate of the length direction of plate 6 with being reclined is identical.Then one melt-through weld 5 of welding is by two pieces of sides herein
Plate and backing plate 6 weld together with core column steel pipe 1.Wherein backing plate 6 can ensure appearance of weld flat smooth, not generate weldering
Seam defect.If only weld one block of side plate on an incline of core column steel pipe 1, directly carried out using single groove weld seam 7
Welding.
5) a U-shaped component is also spliced on the bottom plate of column limb rectangular steel pipe 2.It, will using single groove weld seam 7 during splicing
The seamed edge of the opening of this U-shaped component and the bottom plate of column limb rectangular steel pipe 2 weld together, so that this U-shaped component
Newel post's steel pipe 3 is combined into bottom plate.
The core column steel pipe 1, column limb rectangular steel pipe 2 and newel post's steel pipe 3 collectively form clod wash multi-cavity steel tube 8.
6) upper and lower floor plate connecting plate is designed according to the shape size of clod wash multi-cavity steel tube 8, and shaping is pre-machined;So
Upper strata floor connecting plate 9 and lower floor's floor connecting plate 10 are welded in the side of clod wash multi-cavity steel tube 8 afterwards, wherein upper and lower floor plate
Connecting plate is all attached with 8 unilateral copulation part of clod wash multi-cavity steel tube using twin fillet wolt.The upper strata floor connecting plate 9
With the position of corresponding the connected floor in the vertical direction of lower floor floor connecting plate 90.The upper strata floor connecting plate 9 is vertical
In the side of clod wash multi-cavity steel tube 8.The upper strata floor connecting plate 9 is located at the top of lower floor's floor connecting plate 90, their plate
Face is mutually parallel.
7) several sleeves 10 are welded in the upper face of upper strata floor connecting plate 9 and lower floor's floor connecting plate 90;The sleeve
10 are used to connect floor bar 11.The axis of the sleeve 10 is perpendicular to the side where the upper strata floor connecting plate 9.Several institutes
The opening for stating sleeve 10 is oriented two mutually orthogonal directions, is respectively X and Y-direction.Its split shed is towards the sleeve 10 of X-direction
Circumference bottom surface welded with upper strata floor connecting plate 9;It is open and cushion block 12 is set towards 10 lower section of sleeve of Y-direction, which welds
It is connected on upper strata floor connecting plate 9.It is when preventing insertion floor bar 11 in sleeve 9 to be arranged so, and vertical both direction can phase
Mutually interference, so increasing cushion block 12 with the height of padded Y-direction upper floor plate reinforcing bar 11.
Several sleeves 10 welded on lower floor's floor connecting plate 90 are identical with the arrangement of upper strata floor connecting plate 9.
8) by prefabricated components obtained above be transported to construction site it is in place after, the end of floor bar 11 is carried out at rolled thread
It, is then mechanically connected by reason with corresponding sleeve 10, completes the template splicing of concrete floor afterwards, completes backward cold
In curved 8 cavity of multi-cavity steel tube with casting concrete in template so that 11 inside of floor bar is drawn, pressure active force smoothly transfers
To the clod wash multi-cavity steel tube concrete Special-Shaped Column after shaping.
In the present embodiment, normal concrete, lightweight aggregate concrete or high performance concrete can be selected in the concrete.It is described
Core column steel pipe 1, column limb rectangular steel pipe 2, newel post's steel pipe 3, backing plate 6, upper strata floor connecting plate 9,90 and of lower floor's floor connecting plate
The material of cushion block 12 for Q235 grades of steel of carbon structural steels, Q345 grades, Q390 grades, Q420 grades of low-alloy high-tensile structural steel or
Q460 grades of steel.
Claims (5)
1. a kind of clod wash multi-cavity steel tube concrete Special-Shaped Column and reinforced concrete floor connecting node, which is characterized in that it adds
Work technique includes the following steps:
1) one block of rectangular thin-wall steel plate is intercepted, the processing method of clod wash is used to be bent into hollow steel of the cross section for rectangle
Pipe;
2) it is closed the side wall of hollow steel pipe using butt weld (4) in the lap-joint of above-mentioned hollow steel pipe side wall, so as to obtain
Core column steel pipe (1);
3) several blocks of rectangular thin-wall steel plates are intercepted again, several U-shaped components are bent into using the processing method of clod wash respectively;
Each U-shaped component has two blocks of side plates and one piece of bottom plate;Two blocks of side plates are mutually parallel, and perpendicular to bottom plate;Two pieces
The distance between side plate is equal to the width of core column steel pipe (1) certain one side;
4) U-shaped component is spliced on one or more sides of core column steel pipe (1), there are four types of connecting methods:
4.1) when being spliced into yi word pattern clod wash multi-cavity steel tube, a U-shaped component is spliced to certain one side of core column steel pipe (1)
On face;Two blocks of side plates of this U-shaped component are welded respectively with two inclines of spliced side using single groove weld seam (7)
It connects, so as to which U-shaped component is combined into column limb rectangular steel pipe (2) with the side;
4.2) when splicing l-shaped clod wash multi-cavity steel tube, two adjacent sides of core column steel pipe (1) splice respectively one it is U-shaped
Component;Two blocks of side plates of each U-shaped component are connected respectively with two inclines of spliced side, wherein being connected on same incline
Two blocks of side plates welded using melt-through weld (5), other side plates are welded using single groove weld seam (7);So that
It obtains each U-shaped component and splices side and be combined into column limb rectangular steel pipe (2);
4.3) when being spliced into T-shaped clod wash multi-cavity steel tube, a U-shaped component is spliced in three sides of core column steel pipe (1) respectively;
Two blocks of side plates of each U-shaped component are connected respectively with two inclines of spliced side, wherein being connected to two on same incline
Block side plate is welded using melt-through weld (5), other side plates are welded using single groove weld seam (7);It is so that every
A U-shaped component is combined into column limb rectangular steel pipe (2) with splicing side;
4.4) when being spliced into cross clod wash multi-cavity steel tube, a U-shaped structure is spliced in four sides of core column steel pipe (1) respectively
Part;Two blocks of side plates of each U-shaped component are connected respectively with two inclines of spliced side, wherein two on every incline piece side
Plate is welded using melt-through weld (5), so that each U-shaped component is combined into column limb rectangular steel pipe with splicing side
(2);
5) a U-shaped component is spliced on side of the column limb rectangular steel pipe (2) backwards to core column steel pipe (1);Using single groove
Weld seam (7) welds the seamed edge of the opening of this U-shaped component with splicing two seamed edges of side, so that this is U-shaped
Component is combined into newel post's steel pipe (3) with splicing side;
The core column steel pipe (1), column limb rectangular steel pipe (2) and newel post's steel pipe (3) collectively form clod wash multi-cavity steel tube (8);
6) connected in the side of clod wash multi-cavity steel tube (8) using twin fillet wolt welding upper strata floor connecting plate (9) and lower floor's floor
Fishplate bar (90);The upper strata floor connecting plate (9) and lower floor's floor connecting plate (90) correspond to connected building in the vertical direction
The position of plate;The upper strata floor connecting plate (9) is perpendicular to the side of clod wash multi-cavity steel tube (8);The upper strata floor connecting plate
(9) it is located at the top of lower floor's floor connecting plate (90), their plate face is mutually parallel;
7) several sleeves (10) are welded in the upper face of upper strata floor connecting plate (9) and lower floor's floor connecting plate (90);The set
Cylinder (10) is used to connect floor bar (11);The axis of the sleeve (10) is where the upper strata floor connecting plate (9)
Side;The opening of several sleeves (10) is oriented two mutually orthogonal directions, is defined as X and Y-direction;Its split shed court
It is welded with upper strata floor connecting plate (9) the circumference side of the sleeve (10) of X-direction;It is open and is set towards sleeve (10) lower section of Y-direction
Cushion block (12) is put, which is welded on upper strata floor connecting plate (9);
Several sleeves (10) welded on lower floor's floor connecting plate (90) are identical with the arrangement of upper strata floor connecting plate (9);
8) by prefabricated components obtained above be transported to construction site it is in place after, the end of floor bar (11) is carried out at rolled thread
It, is then mechanically connected by reason with corresponding sleeve (10);The template splicing of concrete floor is completed afterwards, is completed backward
In clod wash multi-cavity steel tube (8) cavity with casting concrete in template.
2. clod wash multi-cavity steel tube concrete Special-Shaped Column according to claim 1 and reinforced concrete floor connecting node,
It is characterized in that:The distance of the bottom plate of the U-shaped component to opening is designed according to the size of clod wash multi-cavity steel tube concrete Special-Shaped Column
Corresponding size, and the distance between their both side plate is equal to the width of core column steel pipe (1) side.
3. clod wash multi-cavity steel tube concrete Special-Shaped Column according to claim 1 and reinforced concrete floor connecting node,
It is characterized in that:When welding two blocks of side plates on same incline using melt-through weld (5), the inner wall of this two blocks of side plates is pre-set
There is one piece of backing plate (6);The backing plate (6) is elongated metal plate, and plate face is bonded with side plate;Pass through one melt-through weld of welding
(5) so that the incline of backing plate (6), side plate and core column steel pipe (1) welds together.
4. clod wash multi-cavity steel tube concrete Special-Shaped Column according to claim 1 and reinforced concrete floor connecting node,
It is characterized in that:The concrete is normal concrete, lightweight aggregate concrete or high performance concrete.
5. clod wash multi-cavity steel tube concrete Special-Shaped Column according to claim 1 and reinforced concrete floor connecting node,
It is characterized in that:The core column steel pipe (1), column limb rectangular steel pipe (2), newel post's steel pipe (3), backing plate (6), upper strata floor connecting plate
(9), the material of lower floor's floor connecting plate (90) and cushion block (12) is carbon structural steels Q235 grades of steel, low-alloy high-strength structures
Q345 grades, Q390 grades, Q420 grades or Q460 grades steel of steel.
Priority Applications (1)
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