CN106948497A - The connecting joint structure and construction method of circular steel tube concrete post and steel structure girder - Google Patents
The connecting joint structure and construction method of circular steel tube concrete post and steel structure girder Download PDFInfo
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- CN106948497A CN106948497A CN201710296137.XA CN201710296137A CN106948497A CN 106948497 A CN106948497 A CN 106948497A CN 201710296137 A CN201710296137 A CN 201710296137A CN 106948497 A CN106948497 A CN 106948497A
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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
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
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Abstract
The invention discloses a kind of circular steel tube concrete post and the connecting joint structure and its construction method of steel structure girder, including：Circular steel column jecket, node switching part, double threaded screw and steel structure girder；Concrete has been poured in circular steel column jecket；The vertical square steel tube of node switching part is sleeved on circular steel column jecket, vertical square steel tube is welded with upper end cover and bottom end cover, vertical that concrete has been poured between square steel tube and circular steel column jecket, multiple double threaded screw difference levels are through the both sides of circular steel column jecket and vertical square steel tube；Steel structure girder is welded with end plates, and end plates are fixedly connected on a pair of sides of vertical square steel tube by nut and double threaded screw.The circular steel tube concrete post of the present invention and the connecting joint structure of steel structure girder, simple in construction, it is convenient to construct, and stress performance is reliable.The construction method of the circular steel tube concrete post of the present invention and the connecting joint structure of steel structure girder is used for the construction of the circular steel tube concrete post of the present invention and the connecting joint structure of steel structure girder.
Description
Technical field
The invention belongs to the company of construction engineering technical field, more particularly to a kind of circular steel tube concrete post and steel structure girder
Connect a kind of construction method of the connecting joint structure of node structure and circular steel tube concrete post and steel structure girder.
Background technology
Concrete filled steel tube is as a kind of emerging building structure, with intensity height, the good, easy construction of anti-seismic performance etc.
Remarkable advantage, is widely used among engineering practice.At present, because constraint of the round steel pipe to its inner concrete compare it is square
Steel pipe is stronger, so with higher bearing capacity, application is also more extensive, but circular steel tube concrete post and steel construction
The connection of beam is relatively difficult, and existing connecting node design comparison is complicated, and site operation has certain difficulty.
The content of the invention
In order to solve problem above, the present invention provides the connecting node knot of a kind of circular steel tube concrete post and steel structure girder
Structure, its is simple in construction, and it is convenient to construct, and stress performance is reliable.The present invention also provides a kind of circular steel tube concrete post and steel knot
The construction method of the connecting joint structure of structure beam, circular steel tube concrete post and the connecting node of steel structure girder for the present invention
The construction of structure.
To reach above-mentioned purpose, the present invention is solved using following technical scheme.
A kind of connecting joint structure of circular steel tube concrete post and steel structure girder, including：Circular steel column jecket, node switching
Part, double threaded screw and steel structure girder；Concrete has been poured in the circular steel column jecket；The lateral wall of the node switching part is perpendicular
To square steel tube, the vertical square steel tube is sleeved on the lateral wall of the circular steel column jecket, the upper end of the vertical square steel tube
Edge is welded with upper end cover, and the edge of the lower end of the vertical square steel tube is welded with bottom end cover, the vertical square steel tube with it is described
Concrete has been poured between circular steel column jecket；Multiple double threaded screw difference levels run through the circular steel column jecket and described perpendicular
To the both sides of square steel tube, the two ends of multiple double threaded screws are vertically stretched from a pair of sides of the vertical square steel tube respectively
Go out；The two ends of the steel structure girder, which are welded with end plates, the end plates, to be correspondingly arranged on and the multiple and double threaded screw
Corresponding connecting hole, the end plates are fixedly connected on the one of the vertical square steel tube by nut and the double threaded screw respectively
To on side.
According to the circular steel tube concrete post of the present invention and the connecting joint structure of steel structure girder, on the inside of circular steel column jecket in
Sky, can be in its internal casting concrete, the stronger concrete column of formation bending resistance, anti-twisting property；The lateral wall of node switching part
For square steel tube, the lateral surface of square steel tube is plane, is easier to be connected with steel structure girder, and type of attachment is flexible and changeable, in square steel tube
Concrete is poured between on the outside of side and circular steel column jecket, by being welded on the upper end cover and bottom end cover at square steel tube two ends to coagulation
Soil is packaged, and can so improve bending resistance and the torsional strength of node switching part, prevents that node switching part from bending and turning round
Change shape, circular steel column jecket is fixedly connected with vertical square steel tube using multiple double threaded screws, the arrangement of double biserial can be used
Mode, easy installation and removal, fixation is reliable, and steel structure girder two ends are welded with end plates, end plates by double threaded screw with
Node switching part is fixedly connected, so as to realize the connection of steel structure girder and circular steel tube concrete post, end plates can make steel knot
The connected mode variation of structure beam and node switching part, is also beneficial to improve bonding strength.The circular steel tube concrete of the present invention
The connecting joint structure of post and steel structure girder, its is simple in construction, and it is convenient to construct, and stress performance is reliable, it is possible to achieve round steel pipe
Concrete column is attached with a variety of steel structure girders, and connected mode is flexible and changeable, with wider application.
As preferred, the bottom end cover and the upper end cover are welded to connect with the circular steel column jecket.
According to the circular steel tube concrete post of the present invention and the connecting joint structure of steel structure girder, by bottom end cover and upper end cover
The outside of circular steel column jecket is welded on, can be prevented because caused by the mutual vibration between node switching part and circular steel column jecket
The situation of double threaded screw nut loosening occurs, while also enhancing the steadiness that node switching part is connected with circular steel column jecket.
As preferred, the end plates are rectangular, and the size at four edges of the end plates is more than the steel construction
The sectional dimension of beam, the end plates are welded to connect with the side on the vertical square steel tube.
According to the circular steel tube concrete post of the present invention and the connecting joint structure of steel structure girder, end plates are rectangular, and
The size at four edges is more than the sectional dimension of steel structure girder, it can be ensured that the end face of steel structure girder is welded on end plates completely
On, the bonding strength of end plates and steel structure girder is improved, the side of the unwelded steel structure girder of end plates and square steel tube welding are solid
Fixed connection, can improve the steadiness connected between steel structure girder and node switching part, prevent because of steel structure girder and node switching
The situation of double threaded screw nut loosening occurs caused by mutual vibration between part.
As preferred, the steel structure girder is I-steel.
According to the circular steel tube concrete post of the present invention and the connecting joint structure of steel structure girder, it can be made using I-steel
For steel structure girder, I-steel good mechanical properties are conventional section bars, and multi-size can be purchased according to actual needs.
It is described as preferred, width of the width equal to or less than the side of the vertical square steel tube of the end plates
The upper end edge and lower end edge of end plates are respectively positioned at the upper end edge of the vertical square steel tube and the inner side at lower end edge.
According to the circular steel tube concrete post of the present invention and the connecting joint structure of steel structure girder, it can be ensured that end plates
Surrounding edge is welded on the side of vertical square steel tube completely, and being welded to connect between enhancing end plates and vertical square steel tube is strong
Degree.
A kind of construction method of the connecting joint structure of circular steel tube concrete post and steel structure girder, the circle for the present invention
The construction of the connecting joint structure of shape steel core concrete column and steel structure girder, comprises the following steps：Step 02：In circular steel column jecket
With opening up the multipair connecting hole aligned on the side wall of the predetermined connecting portion of steel structure girder, then toward pouring in the circular steel column jecket
Concrete is built, concrete is poured to height to the position for being slightly below the connecting hole in the circular steel column jecket；Step 04：
Connecting hole is opened up on node switching part, makes it corresponding with the position of the connecting hole on the circular steel column jecket, then node turns
Fitting is inserted on circular steel column jecket, and node switching part is fixedly connected on into circular steel column jecket using double threaded screw attaching nut
On, then node switching part is welded to connect with the circular steel column jecket, nut is finally backed out from double threaded screw；Step 06：
In the two ends welding ends panel of steel structure girder, and connecting hole is opened up on end plates, the connecting hole on end plates is erected with described
Alignd one by one to the connecting hole on the side of square steel tube, first using double threaded screw described in nut screw connection by two steel structure girders
End plates are connected on two sides of vertical square steel tube, and then end plates are welded to connect in the vertical square steel tube
On two sides；Step 08：Continue casting concrete in circular steel column jecket, concrete was not had the double threaded screw, complete
Construction.
According to the construction method of the circular steel tube concrete post of the present invention and the connecting joint structure of steel structure girder, in step
In 04, first, open up corresponding with circular steel column jecket on two relative sides of the vertical square steel tube in node switching part
Connecting hole, vertical square steel tube is sleeved on to the outside of circular steel column jecket, with studs pass through vertical square steel tube and circular steel
The connecting hole of column jecket, screws on nut, and vertical square steel tube and circular steel column jecket are carried out tentatively to fix.Secondly, bottom end cover is set with
In the outside of circular steel column jecket, bottom end cover is welded on to the lower surface of vertical square steel tube and the lateral surface of circular steel column jecket successively
On, nut is backed out from double threaded screw, double threaded screw is extracted out from connecting hole.Finally, coagulation is poured into circular steel column jecket
Soil to slightly below lower floor's connecting hole, to vertical square steel tube on the inside of and circular steel column jecket on the outside of between gap in casting concrete extremely
Slightly below lower floor's connecting hole, double threaded screw is stretched into lower floor's connecting hole and nut is screwed on, and continues to pour into circular steel column jecket
Concrete is poured to slightly below upper strata connecting hole in the gap between continuing on the inside of vertical square steel tube and on the outside of circular steel column jecket
Double threaded screw is stretched into the connecting hole of upper strata to slightly below upper strata connecting hole and screws on nut by concrete, is continued to vertical square steel
Upper end cover is set with by casting concrete to the upper edge of vertical square steel tube in gap between on the inside of pipe and on the outside of circular steel column jecket
In the outside of circular steel column jecket, upper end cover is welded on to the upper surface of vertical square steel tube and the lateral wall of circular steel column jecket successively
On, continue the casting concrete into circular steel column jecket and, to the upper edge of circular steel column jecket, complete construction.
As preferred, in step 04, connecting hole opened up on the side wall of the vertical square steel tube, makes itself and circular steel
The position of connecting hole on column jecket is corresponding, then bottom end cover is welded to connect into the lower port in the vertical square steel tube, will be described
Bottom end cover and the vertical square steel tube are inserted in after the circular steel column jecket, are consolidated vertical square steel tube using double threaded screw attaching nut
Surely it is connected on circular steel column jecket, then bottom end cover is weldingly fixed on the side wall of the circular steel column jecket, then from double end
Nut is backed out on screw rod, and double threaded screw is taken out, then toward casting concrete in vertical square steel tube, makes concreting highly slightly
Less than connecting hole highly, then the double end spiral shell is penetrated toward the connecting hole on the circular steel column jecket and the vertical square steel tube again
Bar, and nut is tightened at the two ends of each double threaded screw, it is further continued for toward the vertical square steel tube and the circular steel column jecket
Between casting concrete until vertical square steel tube upper port, wait concrete to reach after predetermined strength, the upper end cover be inserted in
The circular steel column jecket, is first welded to connect the upper port in the vertical square steel tube, then by the upper end by the upper end cover
Lid is welded to connect with the circular steel column jecket, and nut is finally backed out from double threaded screw.
According to the construction method of the circular steel tube concrete post of the present invention and the connecting joint structure of steel structure girder, to vertical
With casting concrete among the gap in the outside of circular steel column jecket on the inside of square steel tube, the bending resistance, antitorque of node switching part can be strengthened
Performance, prevents node switching part stress flexural deformation, during casting concrete, from top to bottom in batches to different height
Connecting hole in insert double threaded screw, stop of the double threaded screw to concrete when can prevent casting concrete, it is to avoid what is poured is mixed
There is the uneven situation of quality in solidifying earth pillar, enhances the reliability and load of concrete column.
Brief description of the drawings
The present invention is described in further details with specific embodiment below in conjunction with the accompanying drawings.
Fig. 1 be the present invention circular steel tube concrete post and steel structure girder connecting joint structure one embodiment knot
Structure schematic diagram；
Fig. 2 is cross section structure diagrams of the Fig. 1 at A-A；
Fig. 3 be the present invention circular steel tube concrete post and steel structure girder connecting joint structure construction method flow
Figure.
In fig. 1 and 2:1 circular steel column jecket；2 concrete；3 node switching parts；301 vertical square steel tubes；302 upper end covers；
303 bottom end covers；4 double threaded screws；5 steel structure girders；501 end plates；6 nuts.
Embodiment
With reference to Fig. 1 and Fig. 2, the embodiment of the first aspect of the present invention proposes a kind of circular steel tube concrete post and steel construction
The connecting joint structure of beam, including：Circular steel column jecket 1, node switching part 3, double threaded screw 4 and steel structure girder 5；Circular steel column jecket
Concrete 2 has been poured in 1；The lateral wall of node switching part 3 is vertical square steel tube 301, and vertical square steel tube 301 is sleeved on circular steel
On the lateral wall of column jecket 1, the edge of the upper end of vertical square steel tube 301 is welded with upper end cover 302, the lower end of vertical square steel tube 301
Edge be welded with bottom end cover 303, poured concrete 2 between vertical square steel tube 301 and circular steel column jecket 1；Multiple double end spiral shells
The difference level of bar 4 is through the both sides of circular steel column jecket 1 and vertical square steel tube 301, and the two ends of multiple double threaded screws 4 are respectively from vertical
Extended perpendicularly out on a pair of sides of square steel tube 301；The two ends of steel structure girder 5 are welded with correspondence on end plates 501, end plates 501
It is provided with multiple with the corresponding connecting hole of double threaded screw 4, end plates 501 are fixedly connected by nut 6 with double threaded screw 4 respectively
On a pair of sides of vertical square steel tube 301.
In the embodiment above, the inner side of circular steel column jecket 1 is hollow, can in its internal casting concrete 2, formed bending resistance,
The stronger concrete column of anti-twisting property；The lateral wall of node switching part 3 is vertical square steel tube 301, the outside of vertical square steel tube 301
Face is plane, is easier to be connected with steel structure girder 5, and type of attachment is flexible and changeable, the vertical inner side of square steel tube 301 and circular steel column jecket
Concrete 2 has been poured between 1 outside, has been mixed by 303 pairs of upper end cover 302 and bottom end cover being welded on the vertical two ends of square steel tube 301
Solidifying soil 2 is packaged, and can so be improved bending resistance and the torsional strength of node switching part 3, be prevented that node switching part 3 from bending
And torsional deflection, circular steel column jecket 1 is fixedly connected with vertical square steel tube 301 by multiple double threaded screws 4, can be using double double
The arrangement of row, easy installation and removal, fixation is reliable, and the two ends of steel structure girder 5 are welded with end plates 501, end plates 501
It is fixedly connected by double threaded screw 4 with node switching part 3, so as to realize the company of steel structure girder 5 and the post of circular steel tube concrete 2
Connect, end plates 501 can make the connected mode variation of steel structure girder 5 and node switching part 3, be also beneficial to improve connection by force
Degree.The circular steel tube concrete post of the present invention and the connecting joint structure of steel structure girder, its is simple in construction, convenient, stress of constructing
Dependable performance, it is possible to achieve circular steel tube concrete post is attached with a variety of steel structure girders, and connected mode is flexible and changeable, tool
There is wider application.
With reference to Fig. 1 and Fig. 2, according to one embodiment of present invention, bottom end cover 303 and upper end cover 302 and circular steel column jecket 1
It is welded to connect.
In the embodiment above, bottom end cover 303 and upper end cover 302 are welded on to the outside of circular steel column jecket 1, can be prevented
Because the situation that the nut 6 of double threaded screw 4 loosens caused by the mutual vibration between node switching part 3 and circular steel column jecket 1 occurs,
Also enhance the steadiness that node switching part 3 is connected with circular steel column jecket 1 simultaneously.
With reference to Fig. 1 and Fig. 2, according to one embodiment of present invention, end plates 501 are rectangular, four sides of end plates 501
The size on edge is more than the sectional dimension of steel structure girder 5, and end plates 501 are welded to connect with the side on vertical square steel tube 301.
In the embodiment above, end plates 501 are rectangular, and the section chi of the size more than steel structure girder 5 at four edges
It is very little, it can be ensured that the end face of steel structure girder 5 is welded on end plates 501 completely, improve end plates 501 and steel structure girder 5
Bonding strength, the side of the unwelded steel structure girder 5 of end plates 501 is welded and fixed with square steel tube to be connected, and can improve steel structure girder 5
The steadiness being connected between node switching part 3, prevents from leading because of the mutual vibration between steel structure girder 5 and node switching part 3
The situation that the nut 6 of double threaded screw 4 of cause loosens occurs.
With reference to Fig. 1 and Fig. 2, according to one embodiment of present invention, steel structure girder 5 is I-steel.
In the embodiment above, can be using I-steel as steel structure girder 5, I-steel good mechanical properties are conventional
Section bar, multi-size can be purchased according to actual needs.
With reference to Fig. 1 and Fig. 2, according to one embodiment of present invention, the width of end plates 501 is equal to or less than vertical square steel
The width of the side of pipe 301, the upper end edge and lower end edge of end plates 501 are located at the upper end edge of vertical square steel tube 301 respectively
Edge and the inner side at lower end edge.
In the embodiment above, it can be ensured that the surrounding edge of end plates 501 is welded on the side of vertical square steel tube 301 completely
On face, intensity is welded to connect between enhancing end plates 501 and vertical square steel tube 301.
Referring to figs. 1 to Fig. 3, the embodiment of the second aspect of the present invention proposes a kind of circular steel tube concrete post and steel construction
The construction method of the connecting joint structure of beam, including step 02：In circular steel column jecket 1 and the predetermined connecting portion of steel structure girder 5
Side wall on open up the multipair connecting hole aligned, then toward casting concrete 2 in circular steel column jecket 1, by concrete 2 in circular steel
Poured in column jecket 1 to height and be slightly below the position of connecting hole；Step 04：Connecting hole is opened up on node switching part 3, makes itself and circle
The position of connecting hole on shape steel column pipe 1 is corresponding, and then node switching part 3 is inserted on circular steel column jecket 1, and uses double end spiral shell
Node switching part 3 is fixedly connected on circular steel column jecket 1 by the attaching nut 6 of bar 4, then by node switching part 3 and circular steel column
Pipe 1 is welded to connect, and nut 6 is finally backed out from double threaded screw 4；Step 06：In the two ends welding ends panel 501 of steel structure girder 5,
And connecting hole is opened up on end plates 501, make the connection on the side of the connecting hole and vertical square steel tube 301 on end plates 501
Hole is alignd one by one, first coordinates double threaded screw 4 to be connected to the end plates 501 on two steel structure girders 5 vertically using nut 6
On two sides of square steel tube 301, then end plates 501 are welded to connect on two sides of vertical square steel tube 301；Step
08：Continue casting concrete 2 in circular steel column jecket 1, concrete 2 was not had double threaded screw 4, complete construction.
In step 04, first, opened up on two relative sides of the vertical square steel tube 301 in node switching part 3
The connecting hole corresponding with circular steel column jecket 1, vertical square steel tube 301 is sleeved on the outside of circular steel column jecket 1, uses double threaded screw
4, through vertical square steel tube 301 and the connecting hole of circular steel column jecket 1, screw on nut 6, by vertical square steel tube 301 and circular steel column jecket
1 tentatively fix.Secondly, bottom end cover 303 is sleeved on to the outside of circular steel column jecket 1, bottom end cover 303 is welded on successively perpendicular
To on the lateral surface of the lower surface of square steel tube 301 and circular steel column jecket 1, nut 6 is backed out from double threaded screw 4, by double end spiral shell
Bar 4 is extracted out from connecting hole.Finally, into circular steel column jecket 1, casting concrete 2 is to slightly below lower floor's connecting hole, to vertical square steel
Casting concrete 2 is to slightly below lower floor's connecting hole in gap between the inner side of pipe 301 and the outside of circular steel column jecket 1, by double end spiral shell
Bar 4 stretches into lower floor's connecting hole and screws on nut 6, continues casting concrete 2 to the slightly below upper strata into circular steel column jecket 1 and connects
Casting concrete 2 is on being slightly below in hole, the gap between continuing on the outside of the vertical inner side of square steel tube 301 and circular steel column jecket 1
Layer connecting hole, double threaded screw 4 is stretched into the connecting hole of upper strata and nut 6 is screwed on, and is continued to the vertical inner side of square steel tube 301 and circle
Upper end cover 302 is sleeved on circle by casting concrete 2 to the upper edge of vertical square steel tube 301 in gap between the outside of steel column pipe 1
Upper end cover 302, is welded on the upper surface of vertical square steel tube 301 and the outside of circular steel column jecket 1 by the outside of shape steel column pipe 1 successively
On wall, continue the casting concrete 2 into circular steel column jecket 1 and, to the upper edge of circular steel column jecket 1, complete construction.
With reference to Fig. 3, according to one embodiment of present invention, in step 04, opened up on the side wall of vertical square steel tube 301
Connecting hole, makes it corresponding with the position of the connecting hole on circular steel column jecket 1, then bottom end cover 303 is welded to connect in vertical side
The lower port of steel pipe 301, bottom end cover 303 and vertical square steel tube 301 are inserted in after circular steel column jecket 1, coordinated using double threaded screw 4
Vertical square steel tube 301 is fixedly connected on circular steel column jecket 1 by nut 6, and bottom end cover 303 then is weldingly fixed on into circular steel column
On the side wall of pipe 1, nut 6 is then backed out from double threaded screw 4, and double threaded screw 4 is taken out, then toward in vertical square steel tube 301
Casting concrete 2, makes concrete 2 pour height and is slightly below connecting hole highly, then again toward circular steel column jecket 1 and vertical square steel tube
Connecting hole on 301 penetrates double threaded screw 4, and tightens nut 6 at the two ends of each double threaded screw 4, is further continued for toward vertical square steel
Casting concrete 2 between pipe 301 and circular steel column jecket 1 is until the upper port of vertical square steel tube 301, waits concrete 2 to reach predetermined
After intensity, upper end cover 302 is inserted in circular steel column jecket 1, first upper end cover 302 is welded to connect in the upper end of vertical square steel tube 301
Mouthful, then upper end cover 302 is welded to connect with circular steel column jecket 1, nut 6 is finally backed out from double threaded screw 4.
In the embodiment above, it is mixed with being poured among the gap in the outside of circular steel column jecket 1 to the vertical inner side of square steel tube 301
Solidifying soil 2, can strengthen bending resistance, the torsional property of node switching part 3, prevent the stress flexural deformation of node switching part 3, pouring coagulation
During soil 2, insert double threaded screw 4 into the connecting hole of different height in batches from top to bottom, casting concrete 2 can be prevented
When stop of the double threaded screw 4 to concrete 2, it is to avoid there is the uneven situation of quality in the post of concrete 2 poured, enhances coagulation
The reliability and load of native 2 posts.
Obviously, those skilled in the art can carry out the essence of various changes and modification without departing from the present invention to the present invention
God and scope.So, if these of the present invention change the scope for belonging to the claims in the present invention and its equivalent technologies with modification
Within, then the present invention is also intended to comprising including these changes and modification.
Claims (7)
1. the connecting joint structure of a kind of circular steel tube concrete post and steel structure girder, it is characterised in that including：
Concrete (2) has been poured in circular steel column jecket (1), the circular steel column jecket (1)；
Node switching part (3), the lateral wall of the node switching part (3) is vertical square steel tube (301), the vertical square steel tube
(301) on the lateral wall for being sleeved on the circular steel column jecket (1), the edge of the upper end of the vertical square steel tube (301) is welded with
Upper end cover (302), the edge of the lower end of the vertical square steel tube (301) is welded with bottom end cover (303), the vertical square steel tube
(301) concrete (2) has been poured between the circular steel column jecket (1)；
Double threaded screw (4), level runs through the circular steel column jecket (1) and the vertical side to multiple double threaded screws (4) respectively
The both sides of steel pipe (301), the two ends of multiple double threaded screws (4) are respectively from a pair of sides of the vertical square steel tube (301)
On extend perpendicularly out；
Steel structure girder (5), the two ends of the steel structure girder (5) are welded with correspondence on end plates (501), the end plates (501)
It is provided with and passes through nut (6) and institute respectively with multiple connecting holes corresponding with the double threaded screw (4), the end plates (501)
Double threaded screw (4) is stated to be fixedly connected on a pair of sides of the vertical square steel tube (301).
2. the connecting joint structure of circular steel tube concrete post according to claim 1 and steel structure girder, it is characterised in that
The bottom end cover (303) and the upper end cover (302) are welded to connect with the circular steel column jecket (1).
3. the connecting joint structure of circular steel tube concrete post according to claim 1 and steel structure girder, it is characterised in that
The end plates (501) are rectangular, and the size at four edges of the end plates (501) is more than cutting for the steel structure girder (5)
Face size, the end plates (501) are welded to connect with the side on the vertical square steel tube (301).
4. the connecting joint structure of circular steel tube concrete post according to claim 3 and steel structure girder, it is characterised in that
The steel structure girder (5) is I-steel.
5. the connecting joint structure of circular steel tube concrete post according to any one of claim 1 to 4 and steel structure girder,
Characterized in that, the width of the end plates (501) is equal to or less than the width of the side of the vertical square steel tube (301), institute
The upper end edge and lower end edge for stating end plates (501) are located at the upper end edge and lower end of the vertical square steel tube (301) respectively
The inner side at edge.
6. the connecting joint structure construction method of a kind of circular steel tube concrete post and steel structure girder, in claim 1 to 5
The construction of described circular steel tube concrete post Yu steel structure girder connecting joint structure, it is characterised in that comprise the following steps：
Step 02：Open up on the side wall of circular steel column jecket (1) and the predetermined connecting portion of steel structure girder (5) multipair align
Connecting hole, then toward the interior casting concrete of the circular steel column jecket (1) (2), by concrete (2) in the circular steel column jecket (1)
Pour to height and be slightly below the position of the connecting hole；
Step 04：Connecting hole is opened up on node switching part (3), makes its position with the connecting hole on the circular steel column jecket (1)
Put corresponding, then node switching part (3) is inserted on circular steel column jecket (1), and will using double threaded screw (4) attaching nut (6)
Node switching part (3) is fixedly connected on circular steel column jecket (1), then by node switching part (3) and the circular steel column jecket (1)
It is welded to connect, nut (6) is finally backed out from double threaded screw (4)；
Step 06：Connecting hole is opened up in the two ends welding ends panel (501) of steel structure girder (5), and on end plates (501), is made
Connecting hole on end plates (501) aligns one by one with the connecting hole on the side of the vertical square steel tube (301), first using nut
(6) coordinate the double threaded screw (4) that the end plates (501) on two steel structure girders (5) are connected into vertical square steel tube
(301) on two sides, then end plates (501) are welded to connect on two sides of the vertical square steel tube (301)；
Step 08：Continue casting concrete (2) in circular steel column jecket (1), concrete (2) was not had the double threaded screw (4),
Complete construction.
7. the connecting joint structure construction method of circular steel tube concrete post according to claim 6 and steel structure girder, its
It is characterised by, in step 04, opens up connecting hole on the side wall of the vertical square steel tube (301), make itself and circular steel column jecket
(1) position of the connecting hole on is corresponding, then bottom end cover (303) is welded to connect in the lower end of the vertical square steel tube (301)
Mouthful, the bottom end cover (303) and the vertical square steel tube (301) are inserted in after the circular steel column jecket (1), double threaded screw is used
(4) vertical square steel tube (301) is fixedly connected on circular steel column jecket (1) by attaching nut (6), then welds bottom end cover (303)
Connect and be fixed on the side wall of the circular steel column jecket (1), then back out nut (6) from double threaded screw (4), and by double threaded screw
(4) take out, then toward vertical square steel tube (301) interior casting concrete (2), concrete (2) is poured height and be slightly below connecting hole height
Degree, then penetrates the double threaded screw toward the connecting hole on the circular steel column jecket (1) and the vertical square steel tube (301) again
(4) nut (6), and at the two ends of each double threaded screw (4) is tightened, is further continued for toward the vertical square steel tube (301) and institute
Casting concrete (2) is until the upper port of vertical square steel tube (301), waits concrete (2) to reach pre- between stating circular steel column jecket (1)
Determine after intensity, the upper end cover (302) is inserted in the circular steel column jecket (1), first the upper end cover (302) is welded to connect
The upper end cover (302), is then welded to connect by the upper port of the vertical square steel tube (301) with the circular steel column jecket (1),
Nut (6) is finally backed out from double threaded screw (4).
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| CN201710296137.XA CN106948497B (en) | 2017-04-28 | 2017-04-28 | The connecting joint structure and construction method of circular steel tube concrete post and steel structure girder |
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Cited By (3)
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|---|---|---|---|---|
| CN108729545A (en) * | 2018-08-21 | 2018-11-02 | 长安大学 | The connecting joint structure and construction method of circular steel tube concrete column and reinforced beam |
| CN108978858A (en) * | 2018-08-21 | 2018-12-11 | 长安大学 | The connecting joint structure and construction method of square steel tube concrete column and reinforced beam |
| CN108978860A (en) * | 2018-09-29 | 2018-12-11 | 沈阳工业大学 | A kind of steel core concrete column-steel tube concrete beam node connecting structure |
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| CN108978860A (en) * | 2018-09-29 | 2018-12-11 | 沈阳工业大学 | A kind of steel core concrete column-steel tube concrete beam node connecting structure |
| CN108978860B (en) * | 2018-09-29 | 2023-12-26 | 沈阳工业大学 | Steel pipe concrete column-steel pipe concrete beam node connection structure |
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| Publication number | Publication date |
|---|---|
| CN106948497B (en) | 2018-01-05 |
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