CN105464218B - One kind landing truss bearing pin connecting joint structure - Google Patents
One kind landing truss bearing pin connecting joint structure Download PDFInfo
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- CN105464218B CN105464218B CN201510984907.0A CN201510984907A CN105464218B CN 105464218 B CN105464218 B CN 105464218B CN 201510984907 A CN201510984907 A CN 201510984907A CN 105464218 B CN105464218 B CN 105464218B
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- bearing pin
- plate
- connector
- pin connecting
- connecting plate
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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
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The present invention relates to one kind to land truss bearing pin connecting joint structure, including connecting bracket and pre-embedded steel slab, the connecting bracket includes main chord, top plate, web and bottom plate, the top plate is herringbone bending plate, including the first connecting portion and second connecting portion being sequentially connected, the main chord includes the first chord member and the second chord member, first chord member and the second chord member are respectively perpendicular to be fixed on the top of first connecting portion and second connecting portion, the web is fixed between top plate and bottom plate, the lower end of the bottom plate is provided with the first connector extended vertically downward along its end face, the upper end of the pre-embedded steel slab is provided with the second connector being engaged with the first connector, its lower end is provided with the first round steel built-in fitting, first connector and the second connector are fixedly connected by bearing pin.The present invention can preferably eliminate structure and be delivered to the internal force such as stress and the moment of flexure of node, in favor of freely adjusting for integrally-built stress, make structure stress reasonable, structure is safe and reliable.
Description
Technical field
The present invention relates to building iron truss technology field, and in particular to one kind landing truss bearing pin connecting joint structure.
Background technology
Steel construction has been widely used in various building structure at present, particularly all kinds of high-rise high-rise buildings and venue class
Space buildings structure.Venue steel construction is accomplished to save steel as far as possible again to both meet large space and various architectural image needs
Timber-used amount, the various combination cancelled structures of generally use and steel truss form, tubular truss are wherein most widely used component shapes
One of formula.Truss is landed to use generally as load-bearing pillar in venue structure, but because it uses steel pipe combination to connect by node
Connect, the roof truss steel steel truss on and can and top connects the space structure to form entirety well.Most venue structure nodes are adopted
It is connected with bearing with welded hollow spherical jointses, particularly truss and is connected mostly using solder sphere with bearing rigid connection, this connection section
Point rigidity is big, because space structure stress is different from the firm structure of framework, door of standard, certain erratic behavior be present, particularly
In the stress release stage after completing unloading phase and unloading in construction stage and construction, structure can all be transmitted different curved to node
Square and stress, according to rigid joint, stress release and abatement can not be carried out, certain hidden danger is come to structure safety belt.
The content of the invention
It is an object of the invention to provide one kind to land truss bearing pin connecting joint structure, preferably eliminates structure and is delivered to
The internal force such as the stress of node and moment of flexure, in favor of freely adjusting for integrally-built stress, make structure stress reasonable, structure safety
Reliably.
To achieve the above object, present invention employs following technical scheme：Including connecting bracket and pre-embedded steel slab, the company
Connecing support includes main chord, top plate, web and bottom plate, and the top plate is herringbone bending plate, including first be sequentially connected connects
Socket part and second connecting portion, the main chord include the first chord member and the second chord member, the first chord member and the second chord member difference
Perpendicular to the top for being fixed on first connecting portion and second connecting portion, the web is fixed between top plate and bottom plate, the bottom
The lower end of plate is provided with the first connector extended vertically downward along its end face, and the upper end of the pre-embedded steel slab is provided with hangs down along its end face
Straight the second connector for upwardly extending and being engaged with the first connector, its lower end are provided with the to stretch out along its end vertical
One round steel built-in fitting, first connector and the second connector are fixedly connected by bearing pin.
The bottom plate is horizontally disposed flat board, and the web is evenly distributed and perpendicular to the connection steel of bottom plate by multiple
Plate forms, and the upper end shape of the junction steel plate matches with the lower shape of top plate and is fixedly connected with top plate.
The top bearing pin connecting plate that first connector is extended vertically downward by multiple bottoms along bottom plate forms, adjacent
There is gap between top bearing pin connecting plate.
Second connector is stretched out and between top bearing pin connecting plate by multiple along pre-embedded steel slab upper vertical
The bottom bearing pin connecting plate composition that matches of gap, it is relative respectively on the top bearing pin connecting plate and bottom bearing pin connecting plate
Offer the pin shaft hole being connected by bearing pin.
The pre-embedded steel slab is L-type, including the first connecting plate and the second connecting plate, the first round steel built-in fitting are welded in
The downside of first connecting plate, it is pre-buried that the second round steel to stretch out along its end vertical is additionally provided with the outside of second connecting plate
Part.
As shown from the above technical solution, landing truss bearing pin connecting joint structure of the present invention, can be space venue
Structure landing trussmember provides a kind of hinged joint, to ensure landing truss structure in bearing pin longitudinal axis plane
Rotation can be formed, eliminates moment of flexure and stress that structure passes to landing truss；One week landing truss of whole venue is all designed to
During the node, the stress distribution of freely adjustable venue structure node, make structure stress reasonable, structure is safe and reliable.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
Embodiment
The present invention will be further described below in conjunction with the accompanying drawings：
As shown in figure 1, the landing truss bearing pin connecting joint structure of the present embodiment, including connecting bracket and pre-embedded steel slab
21, connecting bracket includes main chord 11, top plate 12, web 13 and bottom plate 14, and top plate 12 is herringbone bending plate, including phase successively
First connecting portion and second connecting portion even, main chord 11 include the first chord member and the second chord member, the first chord member and the second chord member
The top for being welded in first connecting portion and second connecting portion is respectively perpendicular, web 13 is fixed between top plate 12 and bottom plate 14, bottom
The lower end of plate 14 is provided with the first connector 15 extended vertically downward along its end face, and the upper end of pre-embedded steel slab 21 is vertically welded with edge
The second connector 22 that its end face extends vertically upwards and is engaged with the first connector 15, its lower end are provided with along its end vertical
The the first round steel built-in fitting 23 to stretch out, the first connector 15 and the second connector 22 are fixedly connected by bearing pin 3.
In the present embodiment, bottom plate 14 is horizontally disposed flat board, and web 13 is evenly distributed and perpendicular to bottom plate by multiple
14 junction steel plate composition, the upper end shape and the lower shape of top plate 12 of the junction steel plate match, so that the junction steel plate
Can closely it be welded with top plate 12, lower end and the phase of bottom plate 14 of the web 13 are welded.In order that connecting bracket and pre-embedded steel slab 21
Between connection it is more firm, the top bearing pin that first connector 15 is extended vertically downward by multiple bottoms along bottom plate 14 connects
Fishplate bar forms, and has gap between adjacent upper bearing pin connecting plate.Second connector 22 is by multiple along the top of pre-embedded steel slab 21
Vertically to and with top bearing pin connecting plate the bottom bearing pin connecting plate composition that matches of gap, top bearing pin connecting plate and bottom
It is relative respectively on bearing pin connecting plate to offer the pin shaft hole being connected by bearing pin 3.
The pre-embedded steel slab 21 is L-type, including the first connecting plate and the second connecting plate, the first round steel built-in fitting 23 are welded in
The downside of one connecting plate, the second round steel built-in fitting 24 to stretch out along its end vertical is additionally provided with the outside of the second connecting plate.
Land truss bottom node and truss structure welding is integral, welding assembly is typically carried out in workshop, when truss is cut
Need to weld assembly at the construction field (site) during the ultra-wide of face, the first connector 15 welds in advance with bottom plate 14.First round steel built-in fitting 23
Entirety is formed with concreting with the second round steel built-in fitting 24, ensures that the upper surface of pre-embedded steel slab 21 and bearing concrete surface are neat
It is flat, and conserve when meeting the intensity of code requirement, the second connector 22 is welded with the upper surface of pre-embedded steel slab 21, welding is completed
Afterwards, you can installation landing truss, the first connector 15 is inserted to the gap of the second connector 22, then connected using bearing pin 3 solid
It is fixed.In venue structure, support frame is set in superstructure when landing truss installa-tion, all landing truss and its top knot should be treated
After structure installs, unified balanced unloading is then carried out to superstructure support frame, so that the power transmission of landing panel point is balanced, respectively
Node is adjusted in synchronism stress, avoids respective nodes stress concentration, ensures structure safety.
Embodiment described above is only that the preferred embodiment of the present invention is described, not to the model of the present invention
Enclose and be defined, on the premise of design spirit of the present invention is not departed from, technical side of the those of ordinary skill in the art to the present invention
The various modifications and improvement that case is made, it all should fall into the protection domain of claims of the present invention determination.
Claims (5)
1. one kind landing truss bearing pin connecting joint structure, it is characterised in that：Including connecting bracket and pre-embedded steel slab（21）, it is described
Connecting bracket includes main chord（11）, top plate（12）, web（13）And bottom plate（14）, the top plate（12）For herringbone bending
Plate, including the first connecting portion and second connecting portion being sequentially connected, the main chord（11）Including the first chord member and the second chord member,
First chord member and the second chord member are respectively perpendicular to be fixed on the top of first connecting portion and second connecting portion, the web
（13）It is fixed on top plate（12）And bottom plate（14）Between, the bottom plate（14）Lower end be provided with and extend vertically downward along its end face
First connector（15）, the pre-embedded steel slab（21）Upper end be provided with extended vertically upwards along its end face and with the first connector
（15）The second connector being engaged（22）, its lower end is provided with the first round steel built-in fitting to stretch out along its end vertical
（23）, first connector（15）With the second connector（22）Pass through bearing pin（3）It is fixedly connected.
2. landing truss bearing pin connecting joint structure according to claim 1, it is characterised in that：The bottom plate（14）For water
The flat flat board set, the web（13）It is evenly distributed and perpendicular to bottom plate by multiple（14）Junction steel plate composition, it is described
The upper end shape and top plate of junction steel plate（12）Lower shape match and and top plate（12）It is fixedly connected.
3. landing truss bearing pin connecting joint structure according to claim 1, it is characterised in that：First connector
（15）By multiple along bottom plate（14）Bottom extend vertically downward top bearing pin connecting plate composition, adjacent upper bearing pin connecting plate
Between there is gap.
4. landing truss bearing pin connecting joint structure according to claim 3, it is characterised in that：Second connector
（22）By multiple along pre-embedded steel slab（21）Upper vertical stretches out and the gap between top bearing pin connecting plate matches
Bottom bearing pin connecting plate forms, and relative offer passes through bearing pin respectively on the top bearing pin connecting plate and bottom bearing pin connecting plate
（3）The pin shaft hole being connected.
5. landing truss bearing pin connecting joint structure according to claim 1, it is characterised in that：The pre-embedded steel slab（21）
For L-type, including the first connecting plate and the second connecting plate, the first round steel built-in fitting（23）It is welded under the first connecting plate
Side, the second round steel built-in fitting to stretch out along its end vertical is additionally provided with the outside of second connecting plate（24）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510984907.0A CN105464218B (en) | 2015-12-25 | 2015-12-25 | One kind landing truss bearing pin connecting joint structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510984907.0A CN105464218B (en) | 2015-12-25 | 2015-12-25 | One kind landing truss bearing pin connecting joint structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105464218A CN105464218A (en) | 2016-04-06 |
| CN105464218B true CN105464218B (en) | 2017-12-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510984907.0A Active CN105464218B (en) | 2015-12-25 | 2015-12-25 | One kind landing truss bearing pin connecting joint structure |
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| Country | Link |
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| CN (1) | CN105464218B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108412050B (en) * | 2018-03-29 | 2019-11-29 | 中建联投建设发展有限公司 | A kind of landing truss pin shaft connecting joint structure |
| CN110761404A (en) * | 2019-10-25 | 2020-02-07 | 汉尔姆建筑科技有限公司 | Truss node and connection structure, truss structure and building thereof |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3194574B2 (en) * | 1997-05-23 | 2001-07-30 | 川鉄建材株式会社 | Clevis device for steel pipe structural members with waterproof function |
| CN102808375B (en) * | 2012-09-11 | 2014-08-13 | 天津市市政工程设计研究院 | Hinge structure of steel pier column of portal frame platform bridge and bearing platform and construction method thereof |
| CN105040880B (en) * | 2015-08-06 | 2017-04-19 | 中国华西企业股份有限公司 | Roof steel structure and construction method thereof |
| CN205259358U (en) * | 2015-12-25 | 2016-05-25 | 安徽伟宏钢结构集团股份有限公司 | Truss that falls to ground round pin axle connected node structure |
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| Publication number | Publication date |
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| CN105464218A (en) | 2016-04-06 |
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