CN212053200U - Assembled steel frame beam column joint with haunch T-shaped steel - Google Patents
Assembled steel frame beam column joint with haunch T-shaped steel Download PDFInfo
- Publication number
- CN212053200U CN212053200U CN201922348823.4U CN201922348823U CN212053200U CN 212053200 U CN212053200 U CN 212053200U CN 201922348823 U CN201922348823 U CN 201922348823U CN 212053200 U CN212053200 U CN 212053200U
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- shaped steel
- steel
- haunched
- column
- shaped
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 242
- 239000010959 steel Substances 0.000 title claims abstract description 242
- 239000003351 stiffener Substances 0.000 claims description 4
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 238000003466 welding Methods 0.000 description 9
- 238000010276 construction Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 238000000844 transformation Methods 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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Abstract
The utility model discloses an assembled steel frame beam column node with an armpit T-shaped steel, which comprises an H-shaped steel column, an H-shaped steel beam, a column stiffening rib, an armpit T-shaped steel, a high-strength bolt and a stiffening angle steel, wherein the flange on one side of the H-shaped steel column is connected with the H-shaped steel beam through the armpit T-shaped steel and the stiffening angle steel; the stiffening angle steel is connected on the side flange of the H-shaped steel column and the web of the H-shaped steel beam, and the haunched T-shaped steel is connected on the side flange of the H-shaped steel column and the flange of the H-shaped steel beam. The node has stronger energy consumption capability, better ductility and more excellent anti-seismic performance, ensures that the main body component is in an elastic stage, and provides guarantee for easy repairability of the node after earthquake.
Description
Technical Field
The utility model belongs to the technical field of the building construction structure takes precautions against earthquakes and subtracts disaster, a take assembled steel frame beam column node with armpit T shaped steel is related to, concretely relates to high strength bolted connection adds assembled easy prosthetic steel frame beam column node after shaking of armpit T shaped steel.
Background
The steel frame structure is widely applied to industrial factory buildings and civil building structures of medium and high-rise buildings, the field construction is very convenient, and the construction period is short. However, the existing building structure develops towards the direction of large span and heavy load, and beam-column joints are used as the core of a connecting frame, and the key design is needed to ensure the reliability and the connecting rigidity of the beam-column joints.
After the earthquake is inspected for each major earthquake, a large number of scholars in the engineering community find through investigation and research that the beam-column welded joint is not expected to perform in the earthquake, and although the welded joint is theoretically known to have higher rigidity than a bolted joint, the welded joint has poor ductility and serious later rigidity degradation due to the existence of a welding heat affected zone. And the main beam column member is easy to break and break after the earthquake, so that the main beam column member is not very beneficial to the repair work after the earthquake. Therefore, semi-rigid beam-column joints are becoming hot spots for research and application.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a take assembled steel frame beam column node with armpit T shaped steel, it has beam column node core space that steel frame beam column node exists to solve has welded heat affected area, field operation welding work volume big, building structure strides the heavy load greatly, is difficult for realizing building assembly ization and shake the difficult prosthetic series construction and technical problem in back. The node has stronger energy consumption capability, better ductility and more excellent anti-seismic performance, ensures that the main body component is in an elastic stage, and provides guarantee for easy repairability of the node after earthquake.
In order to achieve the above object, the embodiments of the present invention adopt the following technical solutions:
according to an embodiment provided by the utility model, the utility model provides an assembled steel frame beam column node with haunching T-shaped steel, which comprises an H-shaped steel column, an H-shaped steel beam, a column stiffening rib, the haunching T-shaped steel, a high-strength bolt and a stiffening angle steel, wherein the flange on one side of the H-shaped steel column is connected with the H-shaped steel beam through the haunching T-shaped steel and the stiffening angle steel; the stiffening angle steel is connected to the side flange of the H-shaped steel column and the web of the H-shaped steel beam, and the haunched T-shaped steel is connected to the side flange of the H-shaped steel column and the flange of the H-shaped steel beam.
To above-mentioned technical scheme, the utility model discloses still further preferred scheme:
preferably, the angle steel of putting more energy into symmetrical arrangement in H shaped steel web both sides, the angle steel of putting more energy into includes the angle steel and connects the angle steel stiffening rib on the angle steel, is equipped with the high strength bolt through hole on the angle steel.
Preferably, the haunching T-shaped steel comprises haunching T-shaped steel end plates and haunching T-shaped steel overhanging plates vertically connected to the haunching T-shaped steel end plates, and haunching T-shaped steel haunching plates connected with the haunching T-shaped steel end plates are symmetrically arranged on two sides of the haunching T-shaped steel overhanging plates; and high-strength bolt through holes are formed in the haunch T-shaped steel end plate and the haunch T-shaped steel overhanging plate.
Preferably, the armpit T-shaped steel armpit plates are welded on two sides of the armpit T-shaped steel overhanging plate, wherein the height of the armpit T-shaped steel armpit plates on the armpit T-shaped steel end plates is not less than the center of the through hole of the high-strength bolt.
Preferably, one limb of the angle steel of the stiffening angle steel is connected with the web plate of the H-shaped steel beam through a high-strength bolt; the haunching T-shaped steel end plate and the other limb of the angle steel are connected with the flange of the H-shaped steel column through high-strength bolts; the pair of haunching T-shaped steel overhanging plates are respectively connected with the flanges of the H-shaped steel beam.
Preferably, the haunching T-shaped steels are symmetrically arranged on the outer sides of the upper flange and the lower flange of the H-shaped steel beam.
Preferably, the H-shaped steel column is welded with a column stiffening rib in the core area of the connection node of the H-shaped steel column and the H-shaped steel beam.
The beneficial effects of the utility model reside in that:
1) the utility model discloses a connected node is full assembled node, only need construct the accessory fortune to the scene assemble can, use manpower sparingly and time limit for a project.
2) The utility model discloses a connected node belongs to semi-rigid node, need not the field operation welding construction, does not have the welding heat affected zone to main part roof beam, post component, and anti-seismic performance is good.
3) The utility model discloses a connected node is because the stiffening more of the angle steel that haunches and the web are connected of the T shaped steel that the edge of a wing is connected, the bending stiffness and the vertical shear behavior performance of node are excellent, the ductility is good, the power consumption ability is strong, node rigidity is big.
4) The utility model discloses a connected node is easy in aspect of restoreing after the node shakes, only needs to dismantle the replacement to the armpit T shaped steel that adds who has produced plastic deformation and stiffening angle steel, can make building structure resume to normal use state.
Drawings
Figure 1 is an isometric view of a node of the present invention;
fig. 2 is an isometric view of the node beam end connection of the present invention;
FIG. 3 is an isometric view of the haunch T section steel in the node of the present invention;
figure 4 is the axonometric view of the angle steel of strengthening in the node of the utility model.
The reference numerals in the figures denote: the steel structure comprises 1-H-shaped steel columns, 2-H-shaped steel beams, 3-column stiffening ribs, 4-haunched T-shaped steel, 41-haunched T-shaped steel end plates, 42-haunched T-shaped steel axillary plates, 43-haunched T-shaped steel overhanging plates, 5-high-strength bolts, 6-stiffening angle steel, 61-angle steel and 62-angle steel stiffening ribs.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1, 2, 3 and 4, an assembled steel frame beam-column joint with haunched T-shaped steel comprises an H-shaped steel column 1, an H-shaped steel beam 2, a column stiffening rib 3, haunched T-shaped steel 4, a high-strength bolt 5 and stiffening angle steel 6, wherein the flange on one side of the H-shaped steel column 1 is connected with the H-shaped steel beam 2 through the haunched T-shaped steel 4 and the stiffening angle steel 6; the stiffening angle steel 6 is connected on the side flange of H shaped steel post 1 and H shaped steel roof beam 2 web, adds the edge of a wing that the armpit T shaped steel 4 is connected on the side flange of H shaped steel post 1 and H shaped steel roof beam 2. Add armpit T shaped steel 4 symmetry and set up in H shaped steel roof beam 2 upper and lower flange outsides to at H shaped steel post 1 and H shaped steel roof beam 2 connected node core area welding establish post stiffening rib 3, with the rigidity of guaranteeing post node core area, prevent that the post flange from being drawn and surrender.
Wherein, stiffening angle steel 6 symmetrical arrangement is in 2 web both sides of H shaped steel roof beam, and stiffening angle steel 6 includes angle steel 61 and the angle steel stiffening rib 62 of connection on angle steel 61 to guarantee stiffening angle steel 6's rigidity and the vertical shearing requirement of node, be equipped with the high strength bolt through hole on the angle steel.
The haunching T-shaped steel 4 comprises an haunching T-shaped steel end plate 41, an haunching T-shaped steel axillary plate 42 and an haunching T-shaped steel overhanging plate 43, the haunching T-shaped steel overhanging plate 43 is vertically connected to the haunching T-shaped steel end plate 41, the haunching T-shaped steel axillary plate 42 connected with the haunching T-shaped steel end plate 41 is symmetrically arranged on two sides of the haunching T-shaped steel overhanging plate 43, and flanges of the H-shaped steel beam 2 are limited in the haunching T-shaped steel axillary plate 42; the haunching T-shaped steel end plate 41 and the haunching T-shaped steel outer extending plate 43 are provided with high-strength bolt through holes. And axillary T-shaped steel axillary plates 42 are welded on two sides of the axillary T-shaped steel overhanging plate 43, wherein the height of the axillary T-shaped steel axillary plates 42 on the axillary T-shaped steel end plate 41 is not less than the center of the through hole of the high-strength bolt, so that the normal performance of the axillary T-shaped steel 4 is ensured.
Wherein, the haunching T-shaped steel overhanging plate 43 is connected with the flange of the H-shaped steel beam 2 through a high-strength connecting bolt 5; one limb of the angle steel 61 of the stiffening angle steel 6 is connected with the web plate of the H-shaped steel beam 2 through a high-strength bolt 5; the haunching T-shaped steel end plate 41 and the other limb of the angle steel 61 are connected with the flange of the H-shaped steel column 1 through high-strength bolts 5; and the pair of haunching T-shaped steel overhanging plates 43 are respectively connected with the flanges of the H-shaped steel beam 2.
The haunching T-shaped steel haunching plate 42 is respectively welded with the haunching T-shaped steel overhanging plate 43 and the haunching T-shaped steel end plate 41 to form haunching T-shaped steel 4; the angle stiffener 62 is welded to the angle 61 to form a stiffened angle 6.
The utility model discloses a low yield point steel is chooseed for use to the connecting node pair armpit T shaped steel 4 and the angle steel of putting more energy into 6, and control armpit T shaped steel 4 and the angle steel of putting more energy into 6 takes place to destroy in shaking, makes the main part component do not have plastic deformation after shaking, guarantees the easy repairability after the node shakes.
Specifically, 10.9-grade high-strength bolts are selected as the high-strength connecting bolts 5, and low-yield-point steel is adopted as the haunched T-shaped steel 4 and the stiffening angle steel 6. As shown in fig. 1, the haunching T-section steel overhanging plate 43 is connected with the flange of the H-section steel beam 2 through the high-strength connecting bolt 5, one limb of the stiffening angle steel 6 is connected with the web of the H-section steel beam 2 through the high-strength connecting bolt 5, and the haunching T-section steel end plate 41 and the other limb of the stiffening angle steel 6 are connected with the flange of the H-section steel column 1 through the high-strength connecting bolt 5.
Further, as shown in fig. 3, in an embodiment of the present invention, the haunching T-shaped steel axillary plate 42 is welded to the haunching T-shaped steel overhanging plate 43 on one side, and welded to the haunching T-shaped steel end plate 41 on the other side to form the haunching T-shaped steel 4, and the haunching T-shaped steel axillary plate 42 should be used as the over-welding hole at the corner cut at the intersection of the two welding lines.
Further, as shown in fig. 4, in an embodiment of the present invention, the angle steel stiffener 62 is welded to two limbs of the angle steel 61 to form the stiffening angle steel 6, and the angle steel stiffener 62 should be chamfered at the intersection of two welding lines.
Further, as shown in fig. 2, in an embodiment of the present invention, the T-shaped steel and the angle steel may be formed by rolling or welding.
Further, as shown in fig. 1, in an embodiment of the present invention, when the node is repaired after earthquake, the haunching T-shaped steel 4 is removed and replaced, and the stiffening angle steel 6 temporarily bears the vertical load and is replaced immediately. The haunched T-shaped steel 4 and the stiffening angle steel 6 are preferably made of steel with low yield point so as to increase the ductility and the repairability of the node.
The present invention is not limited to the above embodiments, and based on the technical solutions disclosed in the present invention, those skilled in the art can make some replacements and transformations for some technical features without creative labor according to the disclosed technical contents, and these replacements and transformations are all within the protection scope of the present invention.
Claims (7)
1. An assembled steel frame beam column node with axillary T-shaped steel comprises an H-shaped steel column (1), an H-shaped steel beam (2), a column stiffening rib (3), axillary T-shaped steel (4), a high-strength bolt (5) and stiffening angle steel (6), and is characterized in that a flange on one side of the H-shaped steel column (1) is connected with the H-shaped steel beam (2) through the axillary T-shaped steel (4) and the stiffening angle steel (6); the stiffening angle steel (6) is connected to the side flange of the H-shaped steel column (1) and the web of the H-shaped steel beam (2), and the haunching T-shaped steel (4) is connected to the side flange of the H-shaped steel column (1) and the flange of the H-shaped steel beam (2).
2. The assembled steel frame beam column joint with the haunched T-shaped steel according to claim 1, wherein the stiffening angle steels (6) are symmetrically arranged on two sides of the web plate of the H-shaped steel beam (2), the stiffening angle steels (6) comprise angle steels (61) and angle steel stiffening ribs (62) connected to the angle steels (61), and high-strength bolt through holes are formed in the angle steels.
3. The assembled steel frame beam column node with the haunched T-shaped steel as claimed in claim 2, wherein the haunched T-shaped steel (4) comprises haunched T-shaped steel end plates (41) and haunched T-shaped steel overhanging plates (43) vertically connected to the haunched T-shaped steel end plates (41), and haunched T-shaped steel armplates (42) connected with the haunched T-shaped steel end plates (41) are symmetrically arranged on two sides of the haunched T-shaped steel overhanging plates (43); high-strength bolt through holes are formed in the haunch T-shaped steel end plate (41) and the haunch T-shaped steel overhanging plate (43).
4. The assembled steel frame beam column joint with the haunched T-shaped steel as claimed in claim 3, wherein haunched T-shaped steel haunches (42) are welded on two sides of the haunched T-shaped steel overhanging plate (43), wherein the height of the haunched T-shaped steel haunches (42) on the haunched T-shaped steel end plate (41) is not less than the center of the high-strength bolt through hole.
5. The assembled steel frame beam column joint with haunched T-beam as claimed in claim 4, characterized in that one limb of the angle steel (61) of the stiffening angle steel (6) is connected with the web of the H-beam (2) by the high-strength bolt (5); the haunching T-shaped steel end plate (41) and the other limb of the angle steel (61) are connected with the flange of the H-shaped steel column (1) through a high-strength bolt (5); a pair of haunching T-shaped steel overhanging plates (43) are respectively connected with the flanges of the H-shaped steel beam (2).
6. An assembled steel frame beam column joint with haunched T-section steel according to claim 1, characterized in that the haunched T-section steel (4) is symmetrically arranged on the outer side of the upper and lower flanges of the H-shaped steel beam (2).
7. The assembled steel frame beam column joint with haunched T-section steel according to claim 1, characterized in that the H-section steel column (1) is welded with column stiffeners (3) in the core area of the joint with H-section steel beam (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922348823.4U CN212053200U (en) | 2019-12-24 | 2019-12-24 | Assembled steel frame beam column joint with haunch T-shaped steel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922348823.4U CN212053200U (en) | 2019-12-24 | 2019-12-24 | Assembled steel frame beam column joint with haunch T-shaped steel |
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| Publication Number | Publication Date |
|---|---|
| CN212053200U true CN212053200U (en) | 2020-12-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922348823.4U Expired - Fee Related CN212053200U (en) | 2019-12-24 | 2019-12-24 | Assembled steel frame beam column joint with haunch T-shaped steel |
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| CN (1) | CN212053200U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113550432A (en) * | 2021-07-27 | 2021-10-26 | 中铁广州工程局集团深圳工程有限公司 | T-shaped connecting piece and construction method of H-shaped steel beam combined frame structure node |
-
2019
- 2019-12-24 CN CN201922348823.4U patent/CN212053200U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113550432A (en) * | 2021-07-27 | 2021-10-26 | 中铁广州工程局集团深圳工程有限公司 | T-shaped connecting piece and construction method of H-shaped steel beam combined frame structure node |
| CN113550432B (en) * | 2021-07-27 | 2022-12-20 | 中铁广州工程局集团深圳工程有限公司 | T-shaped connecting piece and construction method of H-shaped steel beam combined frame structure node |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20201201 |