CN207672755U - A kind of device improving node extraction-resistant behavior - Google Patents
A kind of device improving node extraction-resistant behavior Download PDFInfo
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- CN207672755U CN207672755U CN201721674509.XU CN201721674509U CN207672755U CN 207672755 U CN207672755 U CN 207672755U CN 201721674509 U CN201721674509 U CN 201721674509U CN 207672755 U CN207672755 U CN 207672755U
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- resistance
- pull rod
- reinforcing pull
- plucking
- solder sphere
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Abstract
The utility model is related to a kind of devices improving node extraction-resistant behavior, the device is supported applied to Long Span Roof Structures, including sequentially connected steel column, ball hinged support and solder sphere from top to bottom, the roof structure is connect with ball hinged support by solder sphere, and the roof structure is supported on by ball hinged support on the steel column of lower part；Resistance to plucking reinforcing pull rod is set in the solder sphere and steel column surrounding, the upper end of resistance to plucking reinforcing pull rod is connect by connection otic placode with solder sphere, and for the anchoring lower ends of resistance to plucking reinforcing pull rod on the box-shaped bracket of brace steel post side, resistance to plucking reinforcing pull rod establishes prestressing force using lower end stretching mode.The utility model is by being arranged resistance to plucking reinforcing pull rod, effectively raising the resistance to plucking load-carrying properties of node and resisting the ability of angular displacement.
Description
Technical field
The utility model belongs to building field, and in particular to a kind of device improving node extraction-resistant behavior.
Background technology
In large-span space structure, top roof structure uses steel column using truss, grid structure system, roof system lower part
Support, transition is connected between roof structure and support column using ball hinged support, and ball hinged support bears the load that top roof system transmits
And pass to lower support column；Since top roof structure span is big, vertical supporting point quantity is few, thus ball hinged support bear compared with
Big vertical pull out force, high to the design requirement of ball hinged support, there are certain security risks.In view of this, the utility model provides
A kind of device improving node extraction-resistant behavior.
Utility model content
The purpose of this utility model is to provide a kind of devices improving node extraction-resistant behavior, are drawn by the way that resistance to plucking steel is arranged
Bar effectively raises the resistance to plucking load-carrying properties of node and resists the ability of angular displacement.
To achieve the above object, the technical solution that the utility model specifically provides is：It is a kind of to improve node extraction-resistant behavior
Device, which supports applied to Long Span Roof Structures, including sequentially connected steel column, ball hinged support and welding from top to bottom
Ball, the roof structure are connect with ball hinged support by solder sphere, and the roof structure is supported on lower part steel by ball hinged support
On column；Resistance to plucking reinforcing pull rod is set in the solder sphere and steel column surrounding, the upper end of resistance to plucking reinforcing pull rod passes through connection otic placode and welding
Ball connects, and for the anchoring lower ends of resistance to plucking reinforcing pull rod on the box-shaped bracket of brace steel post side, resistance to plucking reinforcing pull rod uses lower end tensioning side
Formula establishes prestressing force.
It is a kind of improve node extraction-resistant behavior device be further arranged, the resistance to plucking reinforcing pull rod use UI types, along steel column
Surrounding is arranged symmetrically；Lower flange opens up circular hole on the box-shaped bracket, and resistance to plucking reinforcing pull rod is anchored at box-shaped bracket after passing through circular hole
At lower flange.
It is a kind of improve node extraction-resistant behavior device be further arranged, resistance to plucking reinforcing pull rod upper end connection otic placode side is connected on
Ribbed stiffener is arranged in solder sphere side, solder sphere corresponding position；Resistance to plucking reinforcing pull rod lower end connection box-shaped bracket is welded on steel column
Side is provided with ribbed stiffener inside steel column in box-shaped bracket edge of a wing corresponding position.
It is a kind of improve node extraction-resistant behavior device be further arranged, pretension, tensioning are established using tensioned at one end mode
End is located at lower anchor point, and tensioning uses symmetrical two reinforcing pull rods synchronous tension mode, in two batches sub-symmetry tensioning.
The utility model wants the advantages of for the prior art：The anti-pulling device, power transmission is direct, effectively raises section
The resistance to plucking load-carrying properties of point and the ability for resisting angular displacement, node overall stiffness improve, and limit corner displacement excessive at node,
Limit the larger deformation of top roof structure simultaneously.By symmetrically synchronize Multi-stage prestress mode establish pretension, it is ensured that node by
Power performance.
Description of the drawings
Fig. 1 is resistance to plucking reinforcing pull rod and solder sphere and steel column connection relationship diagram；Fig. 2 is that resistance to plucking reinforcing pull rod connects with solder sphere
Connect node diagram；Fig. 3 is resistance to plucking reinforcing pull rod and steel column connecting node figure.
In figure：1-solder sphere, 2-upper bracket plates, 3-lower support plates, 4-steel columns, 5-connection otic placodes, 6-resistance to plucking steel
Pull rod, 7-box-shaped brackets, ribbed stiffener in 8-steel columns, ribbed stiffener in 9-solder spheres；10-ball hinged supports.
Specific implementation mode
In conjunction with attached drawing 1-3, the utility model embodiment is described in further details.
As shown in Figure 1, a kind of device top roof structure improving node extraction-resistant behavior uses grid structure form, rack
1 diameter 2m of bearing solder sphere, solder sphere 1 vertical section height 750mm, solder sphere thickness 100mm.Solder sphere 1 passes through ball hinged support
10 connect with steel column 4, and 4 specification of steel column is P1600x40.10 upper bracket plate 2 of ball hinged support is rectangle, and fine melt is used with solder sphere 1
Saturating solder design, 3 lower surface of lower support plate are circle, and partial penetration solder design is used with 4 abacus of steel column.Steel column 4 passes through
10 node of ball hinged support bears roof system rack and is transmitted through the load come and passes it to basis.
Since roof system rack is supported on 4 top of steel column by ball hinged support 10, roof system grid structure span is big, ball hinged support
10 as crucial force transferring structure, and stress is big, so setting resistance to plucking reinforcing pull rod 6, power transmission is direct, effectively raises node
Resistance to plucking load-carrying properties and the ability for resisting angular displacement, node overall stiffness improve, and limit corner displacement excessive at node, simultaneously
Limit the larger deformation of top roof structure.
Resistance to plucking is realized by resistance to plucking reinforcing pull rod 6, connection otic placode 5 and box-shaped bracket 7, and resistance to plucking reinforcing pull rod 6 uses UI shapes
Formula, upper end are connected by the connection otic placode 5 of 1 side of solder sphere, and 6 upper end of resistance to plucking reinforcing pull rod uses U-shaped anchor head, ears type to use
Axis pin is connect with connection otic placode 5.Anchoring lower ends are on 4 side box-shaped bracket 7 of brace steel post, and lower flange opens up on box-shaped bracket 7
Circular hole, resistance to plucking reinforcing pull rod 6 are anchored at after passing through circular hole from top to bottom at 7 lower flange of box-shaped bracket.Resistance to plucking reinforcing pull rod 6 uses one end
Stretching mode establishes pretension, and stretching end is located at lower anchor point.
As shown in Fig. 2, box-shaped bracket 7 is connected on 4 side of steel column using full penetration weld side, to ensure that resistance to plucking reinforcing pull rod 6 is drawn
Effective transmission of power ensures 4 force request of steel column, and the same wing is arranged in lower flange corresponding position on 4 inside box-shaped bracket 7 of steel column
The wall thickness such as edge stiffener 8.
As shown in figure 3, connection otic placode 5 is connected on 1 side of solder sphere using full penetration weld side, to ensure resistance to plucking reinforcing pull rod 6
Effective transmission of pulling force ensures 1 force request of solder sphere, is arranged with connection in 1 inside connection otic placode of solder sphere, 5 corresponding position
Plate thickness stiffener 9.
Above-mentioned utility model is not limited to above example, meets the various variants of the utility model thought at this
Within the scope of utility model protection.
Claims (3)
1. a kind of device improving node extraction-resistant behavior, the device are supported applied to Long Span Roof Structures, it is characterised in that：Packet
Sequentially connected steel column, ball hinged support and solder sphere from top to bottom are included, the roof structure is connected with ball hinged support by solder sphere
It connects, the roof structure is supported on by ball hinged support on the steel column of lower part；In the solder sphere and steel column surrounding, resistance to plucking steel is set
The upper end of pull rod, resistance to plucking reinforcing pull rod is connect by connection otic placode with solder sphere, and the anchoring lower ends of resistance to plucking reinforcing pull rod are in brace steel post
On the box-shaped bracket of side, resistance to plucking reinforcing pull rod establishes prestressing force using lower end stretching mode.
2. a kind of device improving node extraction-resistant behavior according to claim 1, it is characterised in that：The resistance to plucking reinforcing pull rod
Using UI types, it is arranged symmetrically along steel column surrounding；Lower flange opens up circular hole on the box-shaped bracket, and resistance to plucking reinforcing pull rod passes through circular hole
After be anchored at box-shaped bracket lower flange.
3. a kind of device improving node extraction-resistant behavior according to claim 1, it is characterised in that：The resistance to plucking reinforcing pull rod
Upper end connection otic placode side is connected on solder sphere side, and ribbed stiffener is arranged in solder sphere corresponding position；Resistance to plucking reinforcing pull rod lower end connects
Box-shaped bracket is welded on steel column side, and box-shaped bracket edge of a wing corresponding position is provided with ribbed stiffener inside steel column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721674509.XU CN207672755U (en) | 2017-12-06 | 2017-12-06 | A kind of device improving node extraction-resistant behavior |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721674509.XU CN207672755U (en) | 2017-12-06 | 2017-12-06 | A kind of device improving node extraction-resistant behavior |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207672755U true CN207672755U (en) | 2018-07-31 |
Family
ID=62967509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721674509.XU Active CN207672755U (en) | 2017-12-06 | 2017-12-06 | A kind of device improving node extraction-resistant behavior |
Country Status (1)
| Country | Link |
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| CN (1) | CN207672755U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107965058A (en) * | 2017-12-06 | 2018-04-27 | 浙江精工钢结构集团有限公司 | A kind of device for improving ball hinged support node resistance to plucking load-carrying properties |
| CN115288295A (en) * | 2022-07-07 | 2022-11-04 | 上海宝冶集团有限公司 | Aluminum alloy sphere support system |
-
2017
- 2017-12-06 CN CN201721674509.XU patent/CN207672755U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107965058A (en) * | 2017-12-06 | 2018-04-27 | 浙江精工钢结构集团有限公司 | A kind of device for improving ball hinged support node resistance to plucking load-carrying properties |
| CN115288295A (en) * | 2022-07-07 | 2022-11-04 | 上海宝冶集团有限公司 | Aluminum alloy sphere support system |
| CN115288295B (en) * | 2022-07-07 | 2024-02-09 | 上海宝冶集团有限公司 | Aluminum alloy sphere supporting system |
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