CN207453087U - A kind of connecting joint structure of multi-joint limb steel member - Google Patents
A kind of connecting joint structure of multi-joint limb steel member Download PDFInfo
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- CN207453087U CN207453087U CN201721254310.1U CN201721254310U CN207453087U CN 207453087 U CN207453087 U CN 207453087U CN 201721254310 U CN201721254310 U CN 201721254310U CN 207453087 U CN207453087 U CN 207453087U
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- main member
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Abstract
The utility model discloses a kind of connecting joint structures of multi-joint limb steel member, including main member and several connecting elements, main member is hollow tubular structure, connecting node region is set on main member, the wall thickness in connecting node region is more than the wall thickness of main member, enforced loop plane in several first is provided in main member, enforced loop plane is alternatively arranged setting along the short transverse of main member in each first, several connecting elements and main member are affixed, and several connecting elements are respectively positioned on the affixed one end of main member in connecting node region.The connecting joint structure of the multi-joint limb steel member of the utility model can effectively optimize the local pressure of main member, instead of the existing way using cast steel node or the wall thickness for increasing main member, the wall thickness of main member has been efficiently controlled, shorten its process-cycle and has mitigated the weight of component.Therefore, the overall structure cost of the connecting joint structure of the multi-joint limb steel member is designed compared to cast steel node and the way of the wall thickness of increasing main member is cheaper.
Description
Technical field
The utility model is related to building structure technology field more particularly to a kind of connecting node knots of multi-joint limb steel member
Structure.
Background technology
Currently, in the design of Cross Node of Structure Column of steel structure member, when there is multi-joint limb component to intersect, design of node is adopted more
With cast steel node either by the way that the wall thickness of main member is added to maximum, then others connection limb is mutually passed through with the main member again.
However, using the way of cast steel node, since the process-cycle of cast steel node is long, and cast steel partial intensities are relatively low,
Therefore the phenomenon that being susceptible to high strength steel component and relatively low steel-casting junction intensity.And use the wall thickness for increasing main member
Way, mainly suitable for main member size compared to other connection limbs the much bigger situation of size, therefore, the scope of application compared with
It is narrow.
Utility model content
In view of the above-mentioned problems in the prior art, the purpose of this utility model is to provide the companies of multi-joint limb steel member
Node structure is connect, the bonding strength requirement of multi-joint limb component can not only be met, while can also be suitable for different connection limb structures
Part, it is applied widely.
To achieve the above object, the utility model embodiment provides following technical solution：
The utility model provides the connecting joint structure of multi-joint limb steel member, including
Main member and several connecting elements, the main member is hollow tubular structure, and is provided on the main member
Connecting node region, the connecting node region are provided with node area steel pipe, and node area steel pipe is connected with the main member
It sets, the wall thickness of node area steel pipe is more than the wall thickness of the main member；
Enforced loop plane in several first is provided in the main member, enforced loop plane is along the main structure in each described first
The short transverse of part is alternatively arranged setting, and several connecting elements and the main member are affixed, and several connecting elements
Affixed one end is respectively positioned in the connecting node region with the main member.
Wherein, this in first enforced loop plane be arranged in entire main member, that is to say, that except connecting node region is set
Have in first outside enforced loop plane, other regions of main member are also equipped with enforced loop plane in first.
Wherein, enforced loop plane includes outer edge in each described first, in each described first the outer edge of enforced loop plane with
The inner wall of the main member is seamlessly connected.
Wherein, the straight pipeline which can be vertically arranged, and the main member is pipe or square tube.
As an alternative embodiment, in the embodiment of the utility model, what the main member was vertically arranged
Straight pipeline, first portion and second portion including coaxial arrangement, the second portion include the first connecting portion being oppositely arranged
And second connecting portion, the first connecting portion are located in the first portion, the second connecting portion stretches out the first portion
Outside；
The outside of the first connecting portion is provided with to having gap between the inner wall of the first portion in the gap
Several the first reinforcing plates being placed equidistant with, described first adds one end of ring flat-plate to be fixed on the inner wall of the first portion, described
The other end of first reinforcing plate is fixed in the outside of the first connecting portion.
Wherein, the thickness of first reinforcing plate is less than or equal to the thickness of enforced loop plane in described first, between described
In gap, the bottom surface of enforced loop plane is located in same horizontal line in the bottom surface of first reinforcing plate and described first.
As an alternative embodiment, in the embodiment of the utility model
The connecting joint structure of the multi-joint limb steel member further includes stiffener assembly, and the stiffener assembly is arranged on described first
In part, the stiffener assembly include the second reinforcing plate, the first hang plate and the second hang plate, second reinforcing plate with it is described
The bottom of first connecting portion is affixed, and one end of first hang plate and second reinforcing plate are affixed, first hang plate
The other end be fixed in the second reinforcing plate interval and be arranged in parallel described first on enforced loop plane, described second inclines
One end of inclined plate and second reinforcing plate are affixed, and the other end of second hang plate is fixed between second reinforcing plate
Every and be arranged in parallel described first on enforced loop plane；
Along along the vertical center position of the first portion, second reinforcing plate, first hang plate, described second
The connection section of enforced loop plane is isosceles trapezoid in hang plate and described first.
As an alternative embodiment, in the embodiment of the utility model, the connection of the multi-joint limb steel member
Node structure further include the first fixation ring flat-plate and second fix ring flat-plate, it is described first fixation ring flat-plate be located in the first portion and
It is fixedly arranged on the junction of the first portion and the first connecting portion；The second fixation ring flat-plate is located at the second connecting portion
Junction that is interior and being fixedly arranged on the first connecting portion and the second connecting portion.
As an alternative embodiment, in the embodiment of the utility model,
The connecting elements and the first portion are affixed, and the connecting elements is tilted for relatively described first portion and set
The inclined tube road put；
Wherein, the connecting elements is two, is respectively the first connecting elements and the second connecting elements；
When the middle section of first connecting elements is more than the middle section of second connecting elements, first connection
Component is the first branch pipe, and second connecting elements is the second branch pipe；
When the middle section of first connecting elements and the second connecting elements is equal, and the slope of first connecting elements
Less than second connecting elements slope when, first connecting elements is the first branch pipe, and second connecting elements is the
Two branch pipes；
Wherein, first branch pipe is connected with the first portion and forms the first cross part, second branch pipe and institute
It states first portion to connect to form the second cross part, second branch pipe is connected to form the 3rd cross part with first branch pipe, institute
The second cross part and first cross part is stated to partially overlap setting.
As an alternative embodiment, in the embodiment of the utility model, the center of first connecting elements
Angle between the vertical center of the first portion is the first angle, the center of second connecting elements and described first
Angle between partial vertical center is the second angle；
Wherein, first angle and the second angle are acute angle, and second angle is more than first angle.
As an alternative embodiment, in the embodiment of the utility model,
The main member, first connecting elements and second connecting elements are circular pipe；
When first angle is less than or equal to 30 °, the node structure of the multi-joint limb component further includes reinforcing plate, institute
The outside wall surface for stating reinforcing plate from first connecting elements is extended in the outside wall surface of the main member, and the reinforcing plate and institute
The tangent setting in outside wall surface junction of the first connecting elements is stated, the reinforcing plate and the outside wall surface junction of the main member are tangent
It sets, the reinforcing plate is arc panel, and the curved portion of the reinforcing plate is towards first connecting elements and the main member
Central concave set.
Preferably, when second angle is greater than or equal to 45 °, the node structure of the multi-joint limb component further includes slotting
Plate, the plate include the first end and second end that is oppositely arranged, the first end be arranged in second connecting elements and with
One side internal face of second connecting elements away from the main member is affixed, and the second end is from second connecting elements
Outside wall surface is extended in the main member, and affixed with one side internal face of the main member away from second connecting elements；
Wherein, along in the horizontal direction of the main member, the cross sectional shape of the main member is circle, second connection
Component is ellipse with the cross sectional shape, and the cross sectional shape of the first end is first straight line, and the first straight line is described
The outer diameter of the circular cross-section of main member, the cross sectional shape of the second end is second straight line, and the second straight line is described second
The outer diameter of the elliptic cross-section of connecting elements, the first straight line and the second straight line are conllinear.
As an alternative embodiment, in the embodiment of the utility model, the first portion is circular pipe,
The second connecting portion is square pipe；Or the first portion is square pipe, the second connecting portion is circular pipe.
That is, main member is variable-section steel pipe, when first portion is circular pipe, which can be side
Shape pipeline, alternatively, when first portion is square pipe, which can be circular pipe, at this point, the first connecting portion
It is connected to for approximately conical shape pipeline between first portion and second connecting portion.
As an alternative embodiment, in the embodiment of the utility model, the connection of the multi-joint limb steel member
Node structure further includes diagonal brace, and the diagonal brace and the main member are affixed, and the vertical center of the diagonal brace and the main member
Between form inclination angle, the inclination angle is acute angle.
Wherein, be both provided with that several height extending directions along the connecting elements set in each connecting elements the
Enforced loop plane in two, enforced loop plane is coaxially disposed with the connecting elements in each described second.
Compared with prior art, the utility model embodiment has the advantages that：
The connecting joint structure for the multi-joint limb steel member that the utility model embodiment provides is saved by being set in main member
Point area's steel pipe, and the wall thickness of node area steel pipe is caused to be more than the wall thickness of main member, so as to effectively enhance main member in connecting node
The intensity in region；Meanwhile the enforced loop plane in the hollow internal setting several first of main member, and to add in each piece first
Strong ring flat-plate is alternatively arranged setting along the short transverse of main member, so as to utilize enforced loop plane in adjacent two piece first will
The hollow interior portion of main member is divided into several smaller cavitys, and then effectively improves the local stiffness of main member, meets main member
Structural strength calls.In addition, using above-mentioned set-up mode, when other connecting elements are connected with main member, if utilizing this
Enforced loop plane can also have the function that transfer power between main member and other connecting elements in dry first, so as to effectively drop
The local stress of low main member, and then effectively ensure the bonding strength requirement of main member and connecting elements.
To sum up, the connecting joint structure of the multi-joint limb steel member of the utility model can effectively optimize the office of main member
The wall thickness of main member is accomplished maximum way, effectively by portion's stress instead of existing either used using cast steel node
The wall thickness of main member is controlled, shortens its process-cycle, and mitigates the weight of component.Therefore, the connection of the multi-joint limb steel member
The way that the overall structure cost of node structure designed and increased the wall thickness of main member compared to cast steel node is cheaper.
Description of the drawings
In order to illustrate more clearly of the technical scheme in the embodiment of the utility model, will make below to required in embodiment
Attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is only some embodiments of the utility model,
For those of ordinary skill in the art, without creative efforts, can also be obtained according to these attached drawings
Other attached drawings.
Fig. 1 is the knot of the connecting joint structure (omission diagonal brace) for the multi-joint limb steel member that the utility model embodiment one provides
Structure schematic diagram；
Fig. 2 is showing for another visual angle of the connecting joint structure for the multi-joint limb steel member that the utility model embodiment one provides
It is intended to；
Fig. 3 is the III of Fig. 2 to sectional view；
Fig. 4 is the connection diagram of the connecting joint structure for the multi-joint limb steel member that the utility model embodiment two provides；
Fig. 5 is the V of Fig. 4 to sectional view；
Fig. 6 is the VI of Fig. 4 to sectional view；
Fig. 7 is showing for another visual angle of the connecting joint structure for the multi-joint limb steel member that the utility model embodiment two provides
It is intended to；
Fig. 8 is the VIII of Fig. 7 to sectional view；
Fig. 9 is the schematic diagram of the connecting joint structure for the multi-joint limb steel member that the utility model embodiment three provides；
Figure 10 is another visual angle of the connecting joint structure for the multi-joint limb steel member that the utility model embodiment three provides
Schematic diagram；
Figure 11 is the XI of Figure 10 to sectional view；
Figure 12 is the schematic diagram of the connecting joint structure for the multi-joint limb steel member that the utility model embodiment four provides.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that described embodiment is only the reality of the utility model part of the embodiment rather than whole
Apply example.Based on the embodiment in the utility model, those of ordinary skill in the art institute without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
In the utility model, term " on ", " under ", "left", "right", "front", "rear", " top ", " bottom ", " interior ", " outer ",
" in ", " vertical ", " level ", " transverse direction ", the orientation of the instructions such as " longitudinal direction " or position relationship be based on orientation shown in the drawings or
Position relationship.These terms are not intended to limit indicated primarily to preferably describe the utility model and embodiment
Device, element or component must have and particular orientation or constructed and operated with particular orientation.
Also, above-mentioned part term is in addition to it can be used to indicate that orientation or position relationship, it is also possible to for representing it
His meaning, such as term " on " also be likely used for representing certain relations of dependence or connection relation in some cases.For ability
For the those of ordinary skill of domain, concrete meaning of these terms in the utility model can be understood as the case may be.
In addition, term " installation ", " setting ", " being equipped with ", " connection ", " connected " should be interpreted broadly.It is for example, it may be solid
Fixed connection, is detachably connected or monolithic construction；Can be mechanical connection or electrical connection；It can be directly connected, either
The connections of two inside between device, element or component are indirectly connected or are by intermediary.For this field
For those of ordinary skill, concrete meaning of the above-mentioned term in the utility model can be understood as the case may be.
In addition, term " first ", " second " etc. are mainly used for distinguishing different devices, element or component (specifically
Species and construction may it is identical may also be different), be not intended to show or imply meaning showing device, element or component
Relative importance and quantity.Unless otherwise indicated, the meaning of " multiple " is two or more.
Attached drawing is combined below to be described in detail.
Embodiment one
Please also refer to Fig. 1 to Fig. 3, for the connecting joint structure for the multi-joint limb steel member that the utility model embodiment provides
Structure diagram.The connecting joint structure 100 for the multi-joint limb steel member that the utility model embodiment provides includes main member 10
And several connecting elements 20, main member 10 is hollow tubular structure, and connecting node region 11 is provided on main member 10, even
It connects node region 11 and is provided with node area steel pipe 111, which connects setting, and the node area with main member 10
The wall thickness of steel pipe 111 is more than the wall thickness of the main member 10.It is provided with enforced loop plane 12 in several first in the main member 10, each
Enforced loop plane 12 is alternatively arranged setting along the short transverse of main member 10 in one.Several connecting elements 20 are solid with main member 10
It connects, and several connecting elements 20 are respectively positioned on the affixed one end of main member 10 in the connecting node region 11.
Wherein, this in first enforced loop plane 12 be arranged in entire main member 10, that is to say, that except connecting node region
This is provided at 11 in first outside enforced loop plane 12, other regions of main member 10 are also equipped with enforced loop plane 12 in first,
To strengthen the structural strength of entire main member 10.
In the present embodiment, since the main member 10 is internally provided with the enforced loop plane 12 in several first, it is making
When making the main member 10, the wall thickness in other regions of the main member 10 outside connecting node region 11 may be configured as being less than or wait
In the wall thickness of connecting elements 20.That is, the wall thickness in other regions of the main member 10 outside connecting node region 11 can
Under conditions of structural strength is ensured, reduce as much as possible, so as to effectively mitigate the construction weight of main member 10, and then effectively drop
The difficulty of processing of low main member 10.
Further, since the junction of the connecting elements 20 and main member 10 is located in the connecting node region 11, because
This, can strengthen main member 10 at connecting node region 11 using enforced loop plane 12 in first in connecting node region 11
Structural strength, at the same can also utilize this in first enforced loop plane 12 realize the biography of the power between main member 10 and connecting elements 20
It passs, causes the structural strength of main member 10 not so as to which the stress of the main member 10 in connecting node region 11 be avoided too to concentrate
The situation of foot, and then effectively avoid influencing the overall construction intensity of the multi-joint limb steel member.
Further, inside main member 10, enforced loop plane 12 is coaxially disposed with main member 10 in each piece first, with
Ensure that enforced loop plane 12 can have the function that transfer power between main member 10 and connecting elements 20 in first.Preferably, should
12 outer shroud shape of enforced loop plane is identical with the cross sectional shape of main member 10 in first, i.e., should when main member 10 is round steel pipe
12 outer shroud shape of enforced loop plane is circle in first, so as to which enforced loop plane 12 and main member 10 in first is effectively ensured
The being completely embedded property of internal face.
Further, in order to ensure the being completely embedded property in first between enforced loop plane 12 and main member 10, this first
Interior enforced loop plane 12 includes outer edge (not indicating), the outer edge of the enforced loop plane 12 in first and the interior wall seamless of main member 10
Connection.Specifically, the outer edge of the enforced loop plane 12 in first and the inner wall of main member 10 weld.
In the present embodiment, enforced loop plane 12 can be placed equidistant in adjacent two piece first, alternatively, adjacent two piece first
Connecting node region other positions are smaller than at the position that interior enforced loop plane 12 is connected in main member 10 with connecting elements 20
Adjacent two piece first in enforced loop plane 12 spacing.That is, in adjacent two piece first between enforced loop plane 12 between
It is adjacent when the current location of main member 10 is located at important stress area away from can be set according to the stressing conditions of main member 10
Two piece first in spacing between enforced loop plane 12 can be oppositely arranged it is smaller；When the current location of main member 10 is positioned at non-heavy
When wanting stress area, the spacing in adjacent two piece first between enforced loop plane 12 can be oppositely arranged larger.
Further, the thickness of the enforced loop plane 12 in first can be according to the caliber of main member 10 and adjacent two piece first
The spacing of interior enforced loop plane 12 is set, i.e. when the caliber of main member 10 increases, and enforced loop plane 12 in adjacent two piece first
Spacing when reducing, the thickness of enforced loop plane 12 reduces in first；And when the caliber of main member 10 reduces, and adjacent two pieces the
In one during the spacing increase of enforced loop plane 12, the thickness increase of the enforced loop plane 12 in first.Preferably, the reinforcing ring in first
The thickness of plate 12 is less than or equal to the wall thickness of main member 10.
Further, Concrete Filled face 13 is provided in main member 10, which is used to provide
Benchmark is filled, in order to determining for the Concrete Filled position in main member 10.Preferably, which, which is located at, is somebody's turn to do
In connecting node region 11, that is to say, that in main member 10 during fill concrete, which simultaneously is not filled by completely entirely connecting
Node region 11.
In the present embodiment, in the fill concrete in the main member 10, concrete is strengthened in first in order to prevent
There is filling cavity and the Concrete Filled compactness of main member 10 is caused not enough to influence the structure of main member 10 in 12 lower section of ring flat-plate
The problem of intensity, this in first enforced loop plane 12 can be tilted a certain angle compared with the horizontal plane of the main member 10, which can
For 5 °~30 °, so as to effectively avoid filling cavity problem of the concrete in first below enforced loop plane 12.Preferably, the angle
It spends for 5 °.It is understood that in other embodiments, which can also be 10 °, 15 °, 20 °, 25 ° or 30 ° etc..
In the present embodiment, which is 10 straight pipelines being vertically arranged of round steel pipe and the main member, including
The first portion 14 of coaxial arrangement and second portion 15, the second portion 15 be located at the first portion 14 it is outer and with the first portion
14 is affixed.Specifically, the outer diameter of the second portion 15 is equal with the outer diameter of first portion 14, that is to say, that the main member is nothing
The straight pipeline of variable cross-section.It is provided in above-mentioned first and strengthens at the second portion 15 and the affixed position of the first portion 14
The power of second portion 15 is transferred to first portion 14 to realize, while also strengthens second portion 15 and first portion by ring flat-plate 12
14 bonding strength.
Further, the wall thickness of the second portion 15 is less than the wall thickness of the first portion 14, that is to say, that the connecting node
Region is located in first portion 14.This is because in construction, first portion 14 is predominantly located at ground to basement bottom board
Between position, and the second portion 15 is the part for being exposed to ground, and therefore, first portion 14 is as main forced section
Part, therefore the structural strength of first portion 14 need to be strengthened.
In the present embodiment, the straight pipeline which is vertically arranged, the connecting elements 20 are two, are respectively the
One connecting elements 21 and the second connecting elements 22,21 and second connecting elements 22 of the first connecting elements are the opposite main member
The 10 inclined tube roads being obliquely installed.It is understood that in other embodiments, the connecting elements 20 can also be one, three or
More roots of person etc..
As one of which embodiment, when the middle section of the first connecting elements 21 is more than in second connecting elements 22
During section, which is used as the first branch pipe, which is used as the second branch pipe.Wherein, this first
Branch pipe is connected with main member 10 and forms the first cross part 21a, which is connected with main member 10 forms the second cross part
22a, second branch pipe are connected to form the 3rd cross part 22b with the first branch pipe, the second cross part 22a and the first cross part 21a
Partially overlap setting.In a manner that the connecting elements 20 for selecting middle section larger is as the first branch pipe, it can be ensured that first
Bonding strength and rational stress between pipe and main member 10.
As wherein another embodiment, when the first connecting elements 21 is equal with the middle section of the second connecting elements 22
When, then consider the slope of the first connecting elements 21 and the second connecting elements 22, i.e. when the slope of the first connecting elements 21 is less than the
During the slope of two connecting elements 22, which is used as the first branch pipe, which is used as second
Pipe.This is because slope is bigger, holistic resistant behavior is poorer, and therefore, the component for selecting slope small that should try one's best is as first
Pipe.
In the present embodiment, which is obliquely installed with respect to main member 10,
And first connecting elements 21 and the second connecting elements 22 be all connected at the first portion 14 of the main member 10, i.e. the first connection
Form the first included angle A between the center of component 21 and the vertical center of first portion 14, the center of second connecting elements 22 with
The vertical of first portion 14 is centrally formed the second included angle B.Wherein, first included angle A and the second included angle B are sharp less than 90 °
Angle, and second included angle B is more than first included angle A, to ensure inclination of second connecting elements 22 compared with the main member 10
Degree is more than gradient of first connecting elements 21 compared with the main member 10.It should be understood that in Specific construction, the first folder
The angle of angle A and the second included angle B can be set according to practice of construction situation and architectural image.
Further, the main member 10, the first connecting elements 21 and the second connecting elements 22 are circular pipe, and second
The caliber of connecting elements 22 is less than or equal to the caliber of the first connecting elements 21.Specifically, in connection, due to the first connection structure
The stress of part 21 is larger, and therefore, the wall thickness of first connecting elements 21 and the junction of first portion 14 is more than this and first is connected
Wall thickness at 21 other positions of component.And the wall thickness of second connecting elements 22 is common wall thickness.In addition, the main member 10,
One connecting elements 21 and the second connecting elements 22 can also be square tubular structure.
In the present embodiment, which is welded by way of full penetration weldering
In on main member 10, to ensure the being completely embedded property of the first connecting elements 21, the second connecting elements 22 and main member 10.
Further, the first connecting elements 21 and the second connecting elements 22 are hollow tubular structure, and first connects
Reinforcing ring in several height extending directions along its own are set second is both provided in 21 and second connecting elements 22 of component
Plate 23, enforced loop plane 23 is coaxially disposed with the first connecting elements 21 in each piece second in the first connecting elements 21,
Enforced loop plane 23 is coaxially disposed with the second connecting elements 22 in each piece second in the second connecting elements 22.
Using the design that enforced loop plane 23 in second is respectively provided in the first connecting elements 21 and the second connecting elements 22, energy
Enough local stiffness for effectively strengthening the first connecting elements 21 and the second connecting elements 22.
Preferably due to enforced loop plane 23 mainly plays in the second of the first connecting elements 21 and the second connecting elements 22
Strengthen the effect of the local stiffness of each connecting elements 20, without carrying out the transmission of power, therefore, the thickness of enforced loop plane 23 in each second
The thickness that degree may be less than or equal to enforced loop plane 12 in first is set.
In the present embodiment, the connecting joint structure 100 of the multi-joint limb steel member further includes diagonal brace 30, the diagonal brace 30 and master
Component 10 is affixed, and inclination angle C is formed between diagonal brace 30 and the vertical center of main member.Specifically, the diagonal brace 30 and first
Points 14 affixed.The connecting joint structure 100 of the multi-joint limb steel member further includes the first girder steel 40, first girder steel 40 and first
Points 14 affixed and be vertically arranged with first portion 14.The diagonal brace 30 includes the first connection when 31 and second connect 32, and first connects
Edge fit 31 and the outside wall surface of first portion 14 are affixed, and have folder between the first connection side 31 and the outside wall surface of first portion 14
Angle；The second connection side 32 is fixedly connected with the first girder steel 40, and the second connection side 32 is perpendicular to the outer of first girder steel 40
Wall surface.That is, the diagonal brace 30 is connected between 14 and first girder steel 40 of first portion simultaneously, effectively to increase the node knot
The overall stiffness of structure.
Further, inclination angle C is acute angle, and inclination angle C is more than the first included angle A and the second included angle B.That is, this is oblique
Support 30 is more than the first connecting elements 21 and the second connecting elements 22 compared with first portion compared with the gradient of first portion 14
14 gradient.Preferably, inclination angle C can be greater than or equal to 35 °~50 °.
In the present embodiment, the connecting joint structure 100 of the multi-joint limb steel member further includes the second girder steel 50 and shear wall
60, which is connected to first portion 14, and second girder steel 50 is located at the lower section of first girder steel 40, i.e. this
For two girder steels 50 are compared to first girder steel 40, set closer to basement bottom board.The shear wall 60 passes through second steel
Beam 50 is connected in the first portion 14.
The connecting joint structure 100 for the multi-joint limb steel member that the utility model embodiment one provides, by main member 10
It is interior that enforced loop plane 12 in several first is set, reached using enforced loop plane 12 in first in 10 and first connecting elements of main member
21st, carry out transferring the effect of power between 10 and second connecting elements 22 of main member, connect so as to effectively enhance main member 10 and first
Bonding strength between 21 and second connecting elements 22 of connection member.
In addition, the utility model embodiment one is straight tube also by setting main member 10, and it is outer that main member 10 is set to include
The equal first portion 14 in footpath and second portion 15, and the wall thickness of first portion 14 is caused to be more than the wall thickness of second portion 15, so
It is the inclined tube being obliquely installed with first portion 14 to set the first connecting elements 21 and the second connecting elements 22 afterwards, and according to first
The middle section size and/or gradient of 21 and second connecting elements 22 of connecting elements determines it as the first branch pipe or second
Pipe so as to effectively ensure the bonding strength of 14 and first connecting elements 21 of first portion and the second connecting elements 22, and then ensures
The overall construction intensity of the node structure 100 of multi-joint limb component.
Embodiment two
Also referring to Fig. 4 to Fig. 7, for the connecting node knot for the multi-joint limb steel member that the utility model embodiment two provides
The schematic diagram of structure.The connecting joint structure 200 and the utility model for the multi-joint limb steel member that the utility model embodiment two provides
It is in place of the difference of the connecting joint structure 100 for the multi-joint limb steel member that embodiment one provides：
The straight pipeline that the main member 10 is vertically arranged, first portion 201 and second portion 202 including coaxial arrangement,
The second portion 202 includes the first connecting portion 202a being oppositely arranged and second connecting portion 202b, first connecting portion 202a
In in first portion 201, second connecting portion 202b is stretched out outside first portion 201.That is, the outer diameter of the first portion 201 is more than
The outer diameter of second portion 202, at this point, the main member 10 is made of two sections of different pipelines of cross-sectional sizes.
As a kind of embodiment, which can be square tube or pipe, that is to say, that the first portion 201 is circle
Pipe or square tube, the second portion 202 correspond to pipe or square tube.
As another embodiment, which can be circular pipe, which can be rectangular tube
Road, i.e. the main member 10 is varying-arca channel.
As another embodiment, which can also be square pipe, which can also be circle
Shape pipeline.
Further, there is gap, the gap between the inner wall of outside to the first portion 201 of first connecting portion 202a
Several the first reinforcing plate 202c being placed equidistant with inside are provided with, one end of first reinforcing plate 202c is fixed in first portion 201
Inner wall on, the other end of first reinforcing plate 202c is fixed in the outside of first connecting portion 202a.Using aforesaid way, not only
It can strengthen the bonding strength between first connecting portion 202a and first portion 201 using the first reinforcing plate 202c, simultaneously also
It can have the function that carry out between first connecting portion 202a and first portion 201 to transfer power using the first reinforcing plate 202c
Effect, power transmission is simply clear and definite.
Further, enforced loop plane 12 in several first due to being provided with above-described embodiment one in the first portion 201,
Therefore, when setting first reinforcing plate 202c, the thickness of first reinforcing plate 202c may be less than or equal to reinforcing ring in first
The thickness of plate 12, and in the gap of first connecting portion 202a and first portion 201, positioned at the bottom of first connecting portion 202a
The first reinforcing plate 202c bottom surface with positioned at first portion 201 top first in enforced loop plane 12 bottom surface be located at it is same
On horizontal line, i.e. in the bottom of first connecting portion 202a and the top junction of first portion 201, first reinforcing plate 202c
Setting is overlapped with enforced loop plane in first 12.Therefore, in construction, in this junction, it can cancel first reinforcing plate 202c's
It sets, but enforced loop plane 12 in first is directly set, you can reach identical connection effect.
Further, in order to strengthen the structural strength of first connecting portion 202a, inside first connecting portion 202a also
Be provided with enforced loop plane 202d in the 3rd, in any one piece the 3rd enforced loop plane 202d with positioned at first connecting portion 202a
The first reinforcing plate 202c in gap between first portion 201 flushes setting, and enforced loop plane 202d and in the 3rd
The thickness of one reinforcing plate 202c is equal.
In the present embodiment, the connecting joint structure of the multi-joint limb steel member further includes stiffener assembly, which sets
In in first portion 201.The stiffener assembly includes the second reinforcing plate 203, the first hang plate 204 and the second hang plate 205, this
Two reinforcing plates 203 and the bottom of first connecting portion 202a are affixed, and one end of first hang plate 204 is solid with the second reinforcing plate 203
It connects, the other end of first hang plate 204 is fixed in enforced loop plane in first for being spaced and being arranged in parallel with the second reinforcing plate 203
On 12, one end of second hang plate 205 and the second reinforcing plate 203 are affixed, the other end of second hang plate 205 be fixed in
Second reinforcing plate 203 be spaced and be arranged in parallel first on enforced loop plane 12.Along the vertical center position of the first portion 201
On, second reinforcing plate 203, the first hang plate 204, the connection section of the second hang plate 205 and the enforced loop plane 12 in first
For isosceles trapezoid.At this point, the handle of the second reinforcing plate 203 as the isosceles trapezoid, should be spaced and put down with the second reinforcing plate 203
Outsole of the enforced loop plane 12 as the isosceles trapezoid in the first of row setting, first hang plate 204, the second hang plate 205 are made
For the bevel edge of the isosceles trapezoid.Preferably, which is triangle floor.
In the present embodiment, which is similarly two, is respectively the first above-mentioned connecting elements 21 and second
Connecting elements 22, first connecting elements 21 are connected and above-mentioned with being centrally formed vertically for first portion 201 with first portion 201
The first included angle A, which is connected and above-mentioned with being centrally formed vertically for first portion 201 with first portion 201
The second included angle B.
When first included angle A is less than or equal to 30 °, the node structure 200 of the multi-joint limb component further includes reinforcing plate
206, the outside wall surface of the reinforcing plate 206 from the first connecting elements 21 is extended in the outside wall surface of main member 10, and the reinforcing plate 206
With the tangent setting in outside wall surface junction of the first connecting elements 21, the reinforcing plate 206 and the outside wall surface junction of first portion 201
Tangent setting.Specifically, it is respectively the first reinforcing plate 206a and the second reinforcing plate as shown in fig. 6, the reinforcing plate 206 is two pieces
206b, along in 10 horizontal direction of main member, one end of first reinforcing plate 206a is connected to outside the one side of the first connecting elements 21
Wall surface, the other end of first reinforcing plate 206a are connected to the one side outside wall surface of first portion 201, second reinforcing plate 206b's
One end is connected to the opposite side outside wall surface of the first connecting elements 21, and the other end of second reinforcing plate 206b is connected to main member 10
Opposite side outside wall surface.Due to being obliquely installed between first connecting elements 21 and first portion 201, and first included angle A compared with
Hour, the connection section between first connecting elements 21 and main member 10 is in elongated elliptical shape, at this point, first connection
Bonding strength between component 21 and first portion 201 is weaker, therefore, using the design of the reinforcing plate 206, can connect first
Connection member 21 and first portion 201 connect, so as to effectively enhance the connection between the first connecting elements 21 and main member 10
Intensity.
Further, which is arc panel, and the curved portion of the reinforcing plate 206 is towards the first connecting elements 21
And the central concave of first portion 201 is set.
Further, as shown in Figure 7 and Figure 8, when second included angle B is greater than or equal to 45 °, the multi-joint limb component
Node structure 200 further includes plate (not shown), which includes the first end and second end being oppositely arranged, which is arranged on
In second connecting elements 22 and affixed with one side internal face of second connecting elements 22 away from first portion 201, the second end is certainly
The outside wall surface of second connecting elements 22 is extended in first portion 201, and with first portion 201 away from the second connecting elements 22
One side internal face is affixed.Wherein, which is pipe, therefore, along in the horizontal direction of main member 10, the main member 10
Cross sectional shape is circle, and the cross sectional shape of second connecting elements 22 is ellipse, and the cross sectional shape of the first end is straight for first
Line, the cross sectional shape of the second end are second straight line, which is the outer diameter of the circular cross-section of first portion 201, this
Two straight lines are the outer diameter of the elliptic cross-section of the second connecting elements 22, and the second straight line is conllinear with first straight line.
Using the design that above-mentioned plate is set between the second connecting elements 22 and first portion 201, plate can be utilized
Strengthen the bonding strength between the second connecting elements 22 and first portion 201, so as to effectively improving the company of multi-joint limb steel member
Connect the integral strength of node structure 200.Further, since the angle of inclination between second connecting elements 22 and first portion 201
It is larger, therefore, the design inside the second connecting elements 22 and first portion 201 is stretched into using the plate, it can further effectively
Second connecting elements 22 with first portion 201 is connected, and then further enhances the bonding strength of the two.
It is understood that when the first included angle A is between 30 °~45 °, first connecting elements 21 and first portion
Above-mentioned reinforcing plate 206 can be not provided between 201；And when first included angle A is more than 45 °, first connecting elements 21 and the
Above-mentioned reinforcing plate 206 can be set between a part 201.
Similarly, when second included angle B is less than 30 °, can be set between second connecting elements 22 and first portion 201
The plate stated；It, can between second connecting elements 22 and first portion 201 when second included angle B is between 30 °~45 °
It is not provided with above-mentioned plate.
The connecting joint structure 200 for the multi-joint limb steel member that the utility model embodiment two provides, by setting main member
10 are made of first portion 201 and second portion 202, and the outer diameter of second portion 202 is less than the outer diameter of first portion 201, and
So that the first connecting portion 202a of second portion 202 is located in first portion 201, then by set the first reinforcing plate 202c come
Strengthen first connecting portion 202a and the connection of first portion 201, so as to effectively enhance first connecting portion 202a and first portion 201
Bonding strength.In addition, it is realized using stiffener assembly by the first connecting portion 202a that cross-sectional sizes do not wait and first portion 201
The mode connected can not only realize being reliably connected for the two, at the same can also meet in first connecting portion 202a and
The purpose of power transmission between first portion 201, connection mode is simple and power transmission is clear and definite.
Embodiment three
Also referring to Fig. 9 to Figure 11, for the connecting node for the multi-joint limb steel member that the utility model embodiment three provides
The schematic diagram of structure.The connecting joint structure 300 for the multi-joint limb steel member that the utility model embodiment three provides is new with this practicality
It is in place of the difference of the connecting joint structure 200 of the multi-joint limb steel member of type embodiment two：
In the present embodiment, the straight pipeline which is vertically arranged, 301 He of first portion including coaxial arrangement
Second portion 302, the second portion 302 are connected with first portion 301, and the second portion 302 is located at the first portion 301
Outside.Specifically, which includes the first connecting portion 302a being oppositely arranged and second connecting portion 302b, first company
Socket part 302a is connected between first portion 301 and second connecting portion 302b, and the outer diameter of second connecting portion 302b is less than this
The outer diameter of first portion 301, and along the vertical center position of first portion 301, the cross sectional shape of first connecting portion 302a
For isosceles trapezoid.That is, in the present embodiment, which is made of three sections of different pipelines of cross-sectional sizes.Wherein,
The largest outside diameter of the first portion 301, the caliber for the position that first connecting portion 302a is connected with first portion 301 and first
Points 301 equal, the caliber and second connecting portion of first connecting portion 302a and the second connecting portion 302b portions being connected
302b is equal, i.e. the minimum outer diameter of second connecting portion 302b.
Further, which can be pipe or square tube, and second connecting portion 302b can be square tube or pipe.
The present embodiment preferably first portion 301 is square tube, and second connecting portion 302b is pipe, that is to say, that the main member 10 is same
Sample is variable-section steel pipe, and first connecting portion 302a, which carries, connects the first portion 301 of square tube and the second portion 302 of pipe
Pick up the effect come.Therefore, the approximately conical pipelines of first connecting portion 302a, the small end opening of first connecting portion 302a are
The circular open to match with the circular inner diameter of second connecting portion 302b, the big end opening of first connecting portion 302a are and first
The square aperture that the square internal diameter of part 301 matches.In a manner that first connecting portion 302a is arranged to approximately conical,
While can effectively ensure that second connecting portion 302b and the connection of first portion 301, the second connecting portion can also ensure that
Power transmission between 302b and first portion 301 is more directly clearly.
It can learn, the height of first connecting portion 302a can be set according to practice of construction situation and architectural image requirement
Meter.
In the present embodiment, the connecting joint structure 300 of the multi-joint limb steel member further includes the first fixation ring flat-plate 303 and
Two fix ring flat-plate 304, which is located in first portion 301 and is fixedly arranged on first portion 301 is connected with first
The junction of portion 302a, to strengthen the bonding strength of first connecting portion 302a and first portion 301.The second fixation ring flat-plate 304
In second connecting portion 302b and the junction of first connecting portion 302a and second connecting portion 302b are fixedly arranged on, to strengthen first
The bonding strength of connecting portion 302a and second connecting portion 302b.Specifically, the outer shroud shape and first of the first fixation ring flat-plate 303
The inner diameter shape of part 301 matches, that is to say, that when first portion 301 is square pipe, the first fixation ring flat-plate 303
Outer shroud shape also to be square, to ensure that the first fixation ring flat-plate 303 can be securely seated between the inner wall of first portion 301
On.The outer shroud shape and the inner diameter shape of second connecting portion 302b of the second fixation ring flat-plate 304 match, i.e. when the second connection
When portion 302b is circular pipe, which is also circle.
In the present embodiment, be additionally provided in first connecting portion 302a the 3rd fixation ring flat-plate 305, for strengthen this first
The structural strength of connecting portion 302a.
The connecting joint structure 300 for the multi-joint limb steel member that the utility model embodiment three provides, by setting main member
10 are made of first portion 301 and second portion 302, and second portion 302 is located at outside first portion 301, and second
The second connecting portion 302b and the cross sectional shape and cross-sectional sizes of first portion 301 for dividing 302 are differed, therefore pass through second
302 first connecting portion 302a is divided to connect first portion 301 and second connecting portion 302b, can effectively ensure second connecting portion
302b and the connection of first portion 301, while can also be effectively ensured and realize second connecting portion 302b using first connecting portion 302a
The effect of intermal force between first portion 301.
Example IV
2 are please referred to Fig.1, is the signal of the connecting joint structure of multi-joint limb steel member disclosed in the utility model embodiment four
Figure.The connecting joint structure 400 of the multi-joint limb steel member of the utility model embodiment four is more with the utility model embodiment three
The difference part for joining the connecting joint structure 300 of limb steel member is：
The straight pipeline that the main member 10 is vertically arranged, first portion 401 and second portion 402 including coaxial arrangement,
The second portion 402 is connected with first portion 401, and the second portion 402 is located at outside the first portion 401.Specifically, this
Two parts 402 include the first connecting portion 402a being oppositely arranged and second connecting portion 402b, first connecting portion 402a are connected to
Between first portion 401 and second connecting portion 402b, and the outer diameter of second connecting portion 402b is less than the outer of the first portion 401
Footpath, and along the vertical center position of first portion 401, the cross sectional shape of first connecting portion 402a is right-angled trapezium.Also
It is to say, in the present embodiment, which is made of three sections of different pipelines of cross-sectional sizes.Wherein, the first portion 401
Largest outside diameter, first connecting portion 402a is equal with first portion 401 with the caliber for the position that first portion 401 connects, this
One connecting portion 402a is equal with second connecting portion 402b with the caliber of the portion of second connecting portion 402b connections, i.e. this
The minimum outer diameter of two connecting portion 402b.
The connecting joint structure 400 of the multi-joint limb steel member of the multi-joint limb steel member of the utility model embodiment four, passes through
Use the cross sectional shape of first connecting portion 402a that can first connecting portion 402a be connected to second for the mode of right-angled trapezium
The outer diameter of connecting portion 402b and the smaller situation of outer diameter difference of first portion 401, meet the connection of the main member 10 of different structure
And force request.
The connecting joint structure for the multi-joint limb steel member that the utility model embodiment provides is saved by being set in main member
Point area's steel pipe, and the wall thickness of node area steel pipe is caused to be more than the wall thickness of main member, so as to effectively enhance main member in connecting node
The intensity in region；Meanwhile the enforced loop plane in the hollow internal setting several first of main member, and to add in each piece first
Strong ring flat-plate is alternatively arranged setting along the short transverse of main member, so as to utilize enforced loop plane in adjacent two piece first will
The hollow interior portion of main member is divided into several smaller cavitys, and then effectively improves the local stiffness of main member, meets main member
Structural strength calls.In addition, using above-mentioned set-up mode, when other connecting elements are connected with main member, if utilizing this
Enforced loop plane can also have the function that transfer power between main member and other connecting elements in dry first, so as to effectively drop
The local stress of low main member, and then effectively ensure the bonding strength requirement of main member and connecting elements.
To sum up, the connecting joint structure of the multi-joint limb steel member of the utility model can effectively optimize the office of main member
The wall thickness of main member is accomplished maximum way, effectively by portion's stress instead of existing either used using cast steel node
The wall thickness of main member is controlled, shortens its process-cycle, and mitigates the weight of component.Therefore, the connection of the multi-joint limb steel member
The way that the overall structure cost of node structure designed and increased the wall thickness of main member compared to cast steel node is cheaper.
The connecting joint structure of multi-joint limb steel member disclosed in the utility model embodiment is described in detail above,
Specific case used herein is set forth the principle and embodiment of the utility model, and the explanation of above example is only
It is the method and its core concept for being used to help understand the utility model；Meanwhile for those of ordinary skill in the art, foundation
The thought of the utility model, there will be changes in specific embodiments and applications, in conclusion in this specification
Hold the limitation that should not be construed as to the utility model.
Claims (10)
1. a kind of connecting joint structure of multi-joint limb steel member, which is characterized in that described including main member and several connecting elements
Main member is hollow tubular structure, and connecting node region is provided on the main member, and the connecting node region is set
There is node area steel pipe, node area steel pipe connects setting with the main member, and the wall thickness of node area steel pipe is more than described
The wall thickness of main member；
Enforced loop plane in several first is provided in the main member, enforced loop plane is along the main member in each described first
Short transverse is alternatively arranged setting, and several connecting elements and the main member are affixed, and several connecting elements and institute
The affixed one end of main member is stated to be respectively positioned in the connecting node region.
2. the connecting joint structure of multi-joint limb steel member according to claim 1, which is characterized in that the main member is perpendicular
The straight pipeline directly set, first portion and second portion including coaxial arrangement, the second portion include be oppositely arranged the
One connecting portion and second connecting portion, the first connecting portion are located in the first portion, and the second connecting portion is located at described
Outside first portion；
The outside of the first connecting portion is provided with several to having gap between the inner wall of the first portion in the gap
The first reinforcing plate being placed equidistant with, described first adds one end of ring flat-plate to be fixed on the inner wall of the first portion, and described first
The other end of reinforcing plate is fixed in the outside of the first connecting portion.
3. the connecting joint structure of multi-joint limb steel member according to claim 2, which is characterized in that the multi-joint limb steel structure
The connecting joint structure of part further includes stiffener assembly, and the stiffener assembly is arranged in the first portion, the stiffener assembly bag
The second reinforcing plate, the first hang plate and the second hang plate are included, the bottom of second reinforcing plate and the first connecting portion is affixed,
One end of first hang plate and second reinforcing plate are affixed, and the other end of first hang plate is fixed in and described
Two reinforcing plate intervals and be arranged in parallel described first on enforced loop plane, one end of second hang plate with described second plus
Strong plate is affixed, the other end of second hang plate be fixed in the second reinforcing plate interval and be arranged in parallel described first
On interior enforced loop plane；
Along along the vertical center position of the first portion, second reinforcing plate, first hang plate, described second tilt
The connection section of enforced loop plane is isosceles trapezoid in plate and described first.
4. the connecting joint structure of multi-joint limb steel member according to claim 1, which is characterized in that
The straight pipeline that the main member is vertically arranged, first portion and second portion including coaxial arrangement, described second
Divide and be connected with the first portion, and the second portion is located at outside the first portion；
The second portion includes the first connecting portion and second connecting portion that are oppositely arranged, and the first connecting portion is connected to described
Between first portion and the second connecting portion, and the outer diameter of the second connecting portion is less than the outer diameter of the first portion；
Along along the vertical center position of the first portion, the cross sectional shape of the first connecting portion is isosceles trapezoid or right angle ladder
Shape.
5. the connecting joint structure of multi-joint limb steel member according to claim 4, which is characterized in that the multi-joint limb steel structure
The connecting joint structure of part further includes the first fixation ring flat-plate and second fixes ring flat-plate, and described first, which fixes ring flat-plate, is located at described first
Part is interior and is fixedly arranged on the junction of the first portion and the first connecting portion；Described second, which fixes ring flat-plate, is located at described the
Two connecting portions are interior and are fixedly arranged on the junction of the first connecting portion and the second connecting portion.
6. according to the connecting joint structure of the multi-joint limb steel member of claim 2 to 5 any one of them, which is characterized in that described
Connecting elements and the first portion are affixed, and the connecting elements is the inclined tube road that relatively described first portion is obliquely installed；
Wherein, the connecting elements is two, is respectively the first connecting elements and the second connecting elements；
When the middle section of first connecting elements is more than the middle section of second connecting elements, first connecting elements
For the first branch pipe, second connecting elements is the second branch pipe；
When the middle section of first connecting elements and the second connecting elements is equal, and the slope of first connecting elements is less than
During the slope of second connecting elements, first connecting elements is the first branch pipe, and second connecting elements is second
Pipe；
Wherein, first branch pipe is connected with the first portion and forms the first cross part, second branch pipe and described the
Part connection forms the second cross part, and second branch pipe is connected to form the 3rd cross part with first branch pipe, and described the
Two cross parts and first cross part partially overlap setting.
7. the connecting joint structure of multi-joint limb steel member according to claim 6, which is characterized in that the first connection structure
Angle between the center of part and the vertical center of the first portion is the first angle, the center of second connecting elements with
Angle between the vertical center of the first portion is the second angle；
Wherein, first angle and the second angle are acute angle, and second angle is more than first angle.
8. the connecting joint structure of multi-joint limb steel member according to claim 7, which is characterized in that the main member, institute
It is circular pipe to state the first connecting elements and second connecting elements；
When first angle is less than or equal to 30 °, the node structure of the multi-joint limb component further includes reinforcing plate, the increasing
The outside wall surface of strong plate from first connecting elements is extended in the outside wall surface of the main member, and the reinforcing plate and described the
The tangent setting in outside wall surface junction of one connecting elements, the outside wall surface junction of the reinforcing plate and the main member is tangent to be set
It puts, the reinforcing plate is arc panel, and the curved portion of the reinforcing plate is towards first connecting elements and the main member
Central concave is set.
9. the connecting joint structure of multi-joint limb steel member according to claim 7, which is characterized in that the first portion is
Circular pipe, the second connecting portion are square pipe；Or the first portion is square pipe, the second connecting portion is
Circular pipe.
10. the connecting joint structure of multi-joint limb steel member according to claim 1, which is characterized in that the multi-joint limb steel
The connecting joint structure of component further includes diagonal brace, and the diagonal brace and the main member are affixed, and the diagonal brace and the main member
Vertical center between form inclination angle, the inclination angle is acute angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721254310.1U CN207453087U (en) | 2017-09-27 | 2017-09-27 | A kind of connecting joint structure of multi-joint limb steel member |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721254310.1U CN207453087U (en) | 2017-09-27 | 2017-09-27 | A kind of connecting joint structure of multi-joint limb steel member |
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| CN207453087U true CN207453087U (en) | 2018-06-05 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107806177A (en) * | 2017-09-27 | 2018-03-16 | 深圳华森建筑与工程设计顾问有限公司 | The connecting joint structure of multi-joint limb steel member |
-
2017
- 2017-09-27 CN CN201721254310.1U patent/CN207453087U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107806177A (en) * | 2017-09-27 | 2018-03-16 | 深圳华森建筑与工程设计顾问有限公司 | The connecting joint structure of multi-joint limb steel member |
| CN107806177B (en) * | 2017-09-27 | 2023-11-17 | 深圳华森建筑与工程设计顾问有限公司 | Connecting node structure of multi-coupled steel member |
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