CN108104270A - A kind of clod wash multi-cavity steel tube concrete Special-Shaped Column and the rigid joint of H profile steel beam - Google Patents
A kind of clod wash multi-cavity steel tube concrete Special-Shaped Column and the rigid joint of H profile steel beam Download PDFInfo
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- CN108104270A CN108104270A CN201611049494.8A CN201611049494A CN108104270A CN 108104270 A CN108104270 A CN 108104270A CN 201611049494 A CN201611049494 A CN 201611049494A CN 108104270 A CN108104270 A CN 108104270A
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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
- E04B1/30—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts being composed of two or more materials; Composite steel and concrete constructions
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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
- E04B1/58—Connections for building structures in general of bar-shaped building elements
- E04B1/5806—Connections for building structures in general of bar-shaped building elements with a cross-section having an open profile
- E04B1/5812—Connections for building structures in general of bar-shaped building elements with a cross-section having an open profile of substantially I - or H - form
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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
- E04B1/58—Connections for building structures in general of bar-shaped building elements
- E04B1/5825—Connections for building structures in general of bar-shaped building elements with a closed cross-section
- E04B1/5831—Connections for building structures in general of bar-shaped building elements with a closed cross-section of substantially rectangular form
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Abstract
The present invention provides a kind of clod wash multi-cavity steel tube concrete Special-Shaped Column and the rigid joint of H profile steel beam, its processing technology uses clod wash, thin-walled steel plate is processed into the core column steel pipe of Special-Shaped Column by welding manner, again centered on it, using its side as column limb joint face, the U-shaped component of cold roll forming is welded successively, edge of a wing connecting plate and short girder steel are welded on the column steel pipe of end afterwards, scene will be integrally transported to after the completion of above prefabricated components, complete its assembling of splicing between Vierendeel girder, then yi word pattern is made in fill concrete in the cavity of these tube bodies, L-type, T-shaped or cross clod wash multi-cavity steel tube concrete Special-Shaped Column and the rigid joint of H-shaped girder steel.The present invention is from processing efficiency with starting in terms of improving economy two so that the node good mechanical properties, easy for construction, economical rationality are a kind of relatively good combination structure node forms of application prospect.
Description
Technical field
The invention belongs to building structural element field, more particularly to a kind of steel-concrete combined structure bean column 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 deformed bar commonly used at present
Its Aseismic Design of concrete column is more stringent, and maximum is far below ordinary rectangular reinforcing bar using design objectives such as height and ratio between axial force and compressive strength
Concrete column.And node is often the weak link of shaped pile frame, is to determine that profiled-column frame structure system mechanical property is excellent
An important factor for bad.The anti-seismic performance of profiled-column frame structure system can be significantly improved using special-shaped steel pipe concrete post.
But traditional special-shaped steel pipe concrete post-relatively high steel using amount of H-shaped girder steel rigid joint makes its economic performance
Less than special-shaped reinforced concrete column frame structure.Traditional outer shroud girder connection occupies the space of bigger, and inner ring node is then
Concrete performance is influenced due to occupying Special-Shaped Column inner space.Therefore to give play to steel pipe concrete profiled pile bean column node
Advantage, need to from economy, occupy construction area and joint behavior three in terms of set about.
The content of the invention
Present invention aim to address special-shaped steel pipe concrete post and the adverse effect of frame joint light plate local buckling,
And steel using amount is reduced to improve economic performance.
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 the rigid joint of H profile steel beam, 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；
6) opening I and opening II are cut into the horizontal direction on three sides of newel post's steel pipe, they are in the horizontal plane
Projection it is all U-shaped；The opening I is located at the top of opening II；
7) one piece of top flange connecting plate and lower flange connecting plate are inserted into respectively in opening I and opening II；The top flange
Connecting plate is U-shaped forked；The top flange connecting plate is connected in opening I；The lower flange connecting plate and top flange connecting plate
For identical tablet；The top flange connecting plate is mutually parallel with lower flange connecting plate；The plate face of the top flange connecting plate is hung down
Directly in newel post's steel pipe；
Then welded by twin fillet wolt on three sides of newel post's steel pipe round opening I and opening II；
8) epiplastron connecting plate is welded on the end face of newel post's steel pipe；The web connecting plate be located at top flange connecting plate with
Between the connecting plate of lower flange；The web connecting plate is perpendicular to top flange connecting plate；
9) in top flange connecting plate, lower flange connecting plate and web connecting plate short steel is welded backwards to one end of newel post's steel pipe
Beam；The short girder steel is one piece of H profile steel beam；The top flange of the short girder steel is connected with top flange connecting plate using butt weld；
The lower flange of the short girder steel is connected with lower flange connecting plate using butt weld；The web of the short girder steel and web connecting plate
The fitting of welding ends part plate face, connected using fillet weld in parallel shear；
10) in short girder steel backwards to one end welded steel beam of newel post's steel pipe；The girder steel be H profile steel beam, its top flange with
The top flange of short girder steel is connected using butt weld, its lower flange is connected with the lower flange of short girder steel using butt weld；Institute
The web of the web and short girder steel of stating girder steel uses connecting plate and anchor bolts；
11) into the cavity of core column steel pipe, column limb rectangular steel pipe and newel post's steel pipe, casting concrete (is obtained with H-type
The clod wash multi-cavity steel tube concrete Special-Shaped Column of steel beam joint).
Yi word pattern, L-type, T-shaped or cross clod wash multi-cavity steel tube concrete Special-Shaped Column can be made by above-mentioned processing technology
With the rigid connection node of H-shaped girder steel.
What deserves to be explained is exposed width suggestion of the upper and lower edge of a wing connecting plate in newel post's steel pipe side is S/3, insertion is opened
The width suggestion of mouth I/II is S/6；Upper and lower edge of a wing connecting plate is 3S/4 in positive (end face) the extension suggestion of newel post's steel pipe,
The width suggestion of embedded opening I/II is S/4；Wherein S is the flange width of girder steel；The thickness suggestion of upper and lower edge of a wing connecting plate with
Steel beam flange thickness is equal；Upper and lower edge of a wing connecting plate lateral edge is to newel post's internal partition (i.e. column limb rectangular steel pipe and newel post's steel pipe
Public plate face) spacing suggestion be 15~20mm.(specific size is determined according to the actual scale of engineering)
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, top flange connecting plate, lower flange connection
Plate, web connecting plate, the material of short girder steel and girder steel are Q235 grades of steel of carbon structural steels, low-alloy high-tensile structural steel Q345
Grade, Q390 grades, Q420 grades or Q460 grades of steel.
Clod wash multi-cavity steel tube concrete Special-Shaped Column proposed by the present invention and the rigid joint of H profile steel beam have the following advantages that：
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, sheet steel pipe can also play good
Binding effect.Compared with conventional steel concrete profiled pile, multi-cavity steel tube concrete Special-Shaped Column can ensure component performance
Under 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 component, 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. node area uses pre-buried U-shaped edge of a wing connecting plate to transfer short girder steel moment of flexure, and welds web in Special-Shaped Column and connect
Fishplate bar is sheared with transferring short girder steel.More than process can all be prefabricated in the factory completion, and the connection of scene and H-shaped girder steel is using traditional bolt
Weld Hybrid connections.The frame joint form power transmission of the present invention is clear and definite, simple structure, and quick construction is convenient, economical rationality.
Description of the drawings
Fig. 1 is clod wash multi-cavity steel tube concrete Special-Shaped Column and the schematic diagram of the rigid joint of H profile steel beam；
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 side view of the node location of Fig. 1；
Fig. 7 is the sectional view at Q-Q in Fig. 6.
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 concrete Special-Shaped Column 8, top flange connecting plate 9, lower flange connecting plate 90, web connecting plate
10th, short girder steel 11, girder steel 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 the rigid joint of H profile steel beam, its processing technology include as follows
Step：
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
It can design corresponding size according to the actual needs (size of clod wash multi-cavity steel tube concrete Special-Shaped Column 8) of engineering, and they
The distance between both side plate 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；Directly using single groove weld seam 7 by two pieces of this U-shaped component
Side plate welds 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.
6) in three sides of newel post's steel pipe 3 (the i.e. outer surface of two side plates of itself U-shaped component and the appearance of bottom plate
The end face in face, the hereinafter outer surface of bottom plate, that is, newel post's steel pipe 3) on be cut into opening I and opening II in the horizontal direction, they
Projection on horizontal plane is all U-shaped；The opening wherein cut is to completely cut through bottom plate, both side plate partial cut.The opening I
Positioned at the top of opening II；
7) one piece of top flange connecting plate 9 and lower flange connecting plate 90 are inserted into respectively in opening I and opening II；The upper limb
Edge connecting plate 9 is U-shaped forked；The top flange connecting plate 9 is connected in opening I；I.e. the part plate face of top flange connecting plate 9 has been
In insertion opening I, while also there is part plate face in the outside of newel post's steel pipe 3；
The lower flange connecting plate 90 is identical tablet with top flange connecting plate 9；The top flange connecting plate 9 and bottom wing
Edge connecting plate 90 is mutually parallel；The plate face of the top flange connecting plate 9 is perpendicular to newel post's steel pipe 3；
Then welded by twin fillet wolt on three sides of newel post's steel pipe 3 round opening I and opening II；
Specifically, the top flange connecting plate 9 is backwards to the width of one end (i.e. with the connecting pin of short girder steel) of newel post's steel pipe 3
Most narrow, such way makes top flange connecting plate 9 and the width of short girder steel 11 be gradually transitions unanimously, avoids stress concentration；
8) (use twin fillet wolt) on the end face of newel post's steel pipe 3 and weld epiplastron connecting plate 10；The web connection
Plate 10 is between top flange connecting plate 9 and lower flange connecting plate 90；The web connecting plate 10 is perpendicular to top flange connecting plate
9；
9) welded in top flange connecting plate 9, lower flange connecting plate 90 and web connecting plate 10 backwards to one end of newel post's steel pipe 3
Short girder steel 11；The short girder steel 11 is one piece of H profile steel beam (can also be called steel I-beam)；The width of the top flange of the short girder steel 11
Degree side is connected with top flange connecting plate 9 using butt weld；The width edge of the lower flange of the short girder steel 11 is connected with lower flange
Plate 90 is connected using butt weld；The web of the short girder steel 11 is bonded with the welding ends part plate face of web connecting plate 10, is adopted
It is connected with fillet weld in parallel shear；
It is manufacturing procedure prefabricated in factory above；
10) prefabricated component is transported to construction site, in short girder steel 11 backwards to one end welded steel beam 12 of newel post's steel pipe 3；
Using the bolt weldering combination connecting mode of traditional steel construction between the girder steel 12 and short girder steel 11；The girder steel 12 is H profile steel beam
(can also be called steel I-beam), its top flange are connected with the top flange of short girder steel 11 using butt weld, its lower flange with
The lower flange of short girder steel 11 is connected using butt weld；The web of the web of the girder steel 12 and short girder steel 11 using connecting plate and
Anchor bolts；
11) casting concrete into the cavity of core column steel pipe 1, column limb rectangular steel pipe 2 and newel post's steel pipe 3, you can obtain
Yi word pattern, L-type, T-shaped or cross clod wash multi-cavity steel tube concrete Special-Shaped Column and the rigid connection node of H-shaped girder steel.
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, top flange connecting plate 9, lower flange connecting plate 90, web connecting plate
10th, the material of short girder steel 11 and girder steel 12 is Q235 grades of steel of carbon structural steels, Q345 grades of low-alloy high-tensile structural steel, Q390
Grade, Q420 grades or Q460 grades of steel.
Claims (5)
1. a kind of clod wash multi-cavity steel tube concrete Special-Shaped Column and the rigid joint of H profile steel beam, which is characterized in that its processing technology
Include 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；
6) it is cut into opening I and opening II in the horizontal direction on three sides of newel post's steel pipe (3), they are in the horizontal plane
Projection is all U-shaped；The opening I is located at the top of opening II；
7) one piece of top flange connecting plate (9) and lower flange connecting plate (90) are inserted into respectively in opening I and opening II；The upper limb
Edge connecting plate (9) is U-shaped forked；The top flange connecting plate (9) is connected in opening I；The lower flange connecting plate (90) with
Top flange connecting plate (9) is identical tablet；The top flange connecting plate (9) is mutually parallel with lower flange connecting plate (90)；Institute
The plate face of top flange connecting plate (9) is stated perpendicular to newel post's steel pipe (3)；
Then welded by twin fillet wolt on three sides of newel post's steel pipe (3) round opening I and opening II；
8) epiplastron connecting plate (10) is welded on the end face of newel post's steel pipe (3)；The web connecting plate (10) is located at top flange
Between connecting plate (9) and lower flange connecting plate (90)；The web connecting plate (10) is perpendicular to top flange connecting plate (9)；
9) in top flange connecting plate (9), lower flange connecting plate (90) and web connecting plate (10) backwards to one end of newel post's steel pipe (3)
Weld short girder steel (11)；The short girder steel (11) is one piece of H profile steel beam；The top flange of the short girder steel (11) is connected with top flange
Plate (9) is connected using butt weld；The lower flange of the short girder steel (11) is connected with lower flange connecting plate (90) using butt weld
It connects；The web of the short girder steel (11) is bonded with the welding ends part plate face of web connecting plate (10), is connected using fillet weld in parallel shear
It connects；
10) in short girder steel (11) backwards to one end welded steel beam (12) of newel post's steel pipe (3)；The girder steel (12) is H profile steel beam, it
Top flange be connected with the top flange of short girder steel (11) using butt weld, the lower flange of its lower flange and short girder steel (11) is adopted
It is connected with butt weld；The web of the girder steel (12) uses connecting plate and anchor bolts with the web of short girder steel (11)；
11) casting concrete into the cavity of core column steel pipe (1), column limb rectangular steel pipe (2) and newel post's steel pipe (3).
2. a kind of clod wash multi-cavity steel tube concrete Special-Shaped Column according to claim 1 and the rigid joint of H profile steel beam, special
Sign is：The distance of the bottom plate of the U-shaped component to opening designs phase according to the size of clod wash multi-cavity steel tube concrete Special-Shaped Column
The size answered, and the distance between their both side plate is equal to the width of core column steel pipe (1) side.
3. a kind of clod wash multi-cavity steel tube concrete Special-Shaped Column according to claim 1 and the rigid joint of H profile steel beam, special
Sign is：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 previously provided with
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. a kind of clod wash multi-cavity steel tube concrete Special-Shaped Column according to claim 1 and the rigid joint of H profile steel beam, special
Sign is：The concrete is normal concrete, lightweight aggregate concrete or high performance concrete.
5. a kind of clod wash multi-cavity steel tube concrete Special-Shaped Column according to claim 1 and the rigid joint of H profile steel beam, special
Sign is：The core column steel pipe (1), column limb rectangular steel pipe (2), newel post's steel pipe (3), top flange connecting plate (9), lower flange connect
Fishplate bar (90), web connecting plate (10), the material of short girder steel (11) and girder steel (12) are Q235 grades of steel of carbon structural steels, low conjunction
Golden high-tensile structural steel Q345 grades, Q390 grades, Q420 grades or Q460 grades of steel.
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| CN110863611A (en) * | 2019-11-20 | 2020-03-06 | 河北水利电力学院 | H-shaped steel and channel steel assembled L-shaped special-shaped column connected by latch hook |
| CN114961391A (en) * | 2022-06-27 | 2022-08-30 | 重庆大学 | Assembled node of steel pipe concrete special-shaped column and H-shaped steel beam |
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