CN220394873U - Semi-assembled energy dissipation T-shaped beam column node for steel structure factory building - Google Patents
Semi-assembled energy dissipation T-shaped beam column node for steel structure factory building Download PDFInfo
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- CN220394873U CN220394873U CN202321037276.8U CN202321037276U CN220394873U CN 220394873 U CN220394873 U CN 220394873U CN 202321037276 U CN202321037276 U CN 202321037276U CN 220394873 U CN220394873 U CN 220394873U
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 125
- 239000010959 steel Substances 0.000 title claims abstract description 125
- 230000021715 photosynthesis, light harvesting Effects 0.000 title claims abstract description 45
- 239000004567 concrete Substances 0.000 claims abstract description 30
- 238000002347 injection Methods 0.000 claims abstract description 4
- 239000007924 injection Substances 0.000 claims abstract description 4
- 238000003466 welding Methods 0.000 claims description 10
- 238000009415 formwork Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000002994 raw material Substances 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 17
- 239000011150 reinforced concrete Substances 0.000 description 4
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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Abstract
The utility model discloses a semi-assembled energy dissipation T-shaped beam column node for a steel structure factory building, which comprises an outer steel cylinder concrete column, an I-shaped steel beam, an energy dissipation bent arm support piece and a high-strength shear rivet, wherein the bottom of the outer steel cylinder concrete column is fixedly connected with a foundation, the end part of the I-shaped steel beam is inserted into the steel cylinder, the outer steel cylinder concrete column and the I-shaped steel beam are integrally poured and fixedly connected through internal concrete injection, the energy dissipation bent arm support piece is arranged on the outer side of a flange of the I-shaped steel beam, and the outer steel cylinder concrete column and the I-shaped steel beam are externally riveted through the high-strength shear rivet. The utility model has the following beneficial effects: according to the T-shaped structure and the mortise and tenon structure, the anti-pulling design is carried out at the tail end of the I-shaped steel beam, and the rigidity of beam column node connection and the overall stability of the structure are greatly enhanced after integral pouring; the energy dissipation bent arm support piece can absorb the kinetic energy of dynamic load on the beam, greatly reduce node disturbance, visualize node deformation when protecting the node, and guarantee node safety.
Description
Technical Field
The utility model relates to the technical field of constructional engineering, in particular to a semi-assembled energy dissipation T-shaped beam column node for a steel structure factory building.
Background
Along with the development of modern economy, engineering construction gradually changes from the previous old and thick, long-construction-period and low-quality backward construction mode into light, high-strength and rapid modern construction. The steel has the characteristics of small dead weight, high strength, strong earthquake resistance and the like, becomes an important building material for modern construction, and is widely applied to buildings such as large industrial parks, commercial houses and the like.
The node construction occupies an important position in the steel structure construction, and the connection quality of the node directly influences the safety and reliability of the whole steel structure building. The existing steel structure beam column node construction mostly adopts modes of welding, riveting, bolting and the like, the components are various and complex, when the dynamic load such as crane load on the beam is born, the node disturbance is large, the node connection is loose, the durability of the node part is reduced, and the safety and the stability of the whole structure are further affected. Especially, the junction of the middle beam and the column is connected with the multi-directional node due to the fact that the steel beam and the column are connected with each other, and the pre-fixing measures are few, so that the defects of high construction difficulty, low safety, poor construction quality controllability and the like are overcome. The semi-assembled energy dissipation T-shaped beam column node for the steel structure factory building is good in node safety, strong in structural integrity and high in construction efficiency.
Disclosure of Invention
The utility model aims to provide a semi-assembled energy dissipation T-shaped beam column node for a steel structure factory building, which has strong bearing capacity and high structural rigidity and has the function of reducing node disturbance.
In order to achieve the above purpose, the utility model provides a semi-assembled energy dissipation T-shaped beam column node for a steel structure factory building, which comprises an outer steel cylinder concrete column, an I-shaped steel beam, an energy dissipation bent arm support piece and a high-strength shear rivet; the steel cylinder concrete column comprises an outer steel cylinder and an inner concrete injection; the outer steel cylinder is formed by integrally welding 4 prefabricated steel plates; a rectangular window matched with the section width and height of the I-shaped steel beam is pre-arranged on the prefabricated steel plate; the inner side of the prefabricated steel plate is welded with stiffening steel bars at the periphery of the rectangular window; rivet holes are also reserved on the prefabricated steel plates;
the I-beam comprises a flange and a web; the flange is pre-cut with an anti-pulling groove at the inner end of the column; rivet holes are pre-formed in the outer part of the flange column; the web plate is provided with a concrete embedding window at the inner tail end of the column and is provided with anti-pulling teeth at the edge;
the energy dissipation bent arm support piece is formed by welding 2L-shaped energy dissipation spring components and 1 bent arm piece.
Preferably, the outer steel cylinder, the I-shaped steel beam and the energy dissipation bent arm support piece are all prefabricated in a factory.
Preferably, the internal pouring concrete is poured from the top of the outer steel cylinder and the left empty window of the rectangular window in the initial stage, and when the pouring height reaches the left empty window of the rectangular window, the formwork is closed, and pouring is performed only from the top of the outer steel cylinder.
Preferably, the stiffening steel bars are hot rolled ribbed steel bars with the diameters of 16-20 mm, and the distance from the stiffening steel bars to the edges of the rectangular window is 10-30 cm.
Preferably, the length of the concrete embedding window of the I-shaped steel beam is 15-20 cm, the height of the concrete embedding window is 20-30 cm, and the cut surplus material and the surplus material cut by the anti-pulling groove are used as raw materials of the anti-pulling teeth.
Preferably, the L-shaped energy dissipation spring component consists of an L-shaped steel plate and a high-elastic mechanical spring.
Preferably, rivet holes and spring adapting grooves are pre-formed in the L-shaped steel plate, and one part of the high-elastic mechanical spring stretches into the spring adapting grooves and is welded in an auxiliary mode.
Preferably, the rivet holes on the outer steel cylinder, the I-shaped steel beam and the energy dissipation bent arm support piece are matched and butted, and are riveted by adopting high-strength shear rivets.
Compared with the prior art, the utility model has the following beneficial effects:
1. by adopting the prefabricated steel components, the problems of space occupation of a construction site are reduced while the lap joint and the accurate butt joint of the high-quality components are realized, and then the installation of multi-batch and multi-azimuth components is promoted, so that the purposes of improving the construction efficiency and reducing the construction period are achieved.
2. The T-shaped connection is used as a prototype, the mortise and tenon structure is used as a reference, the steel I-beam is inserted into the steel cylinder column, two anti-pulling assemblies are arranged at the tail part of the steel I-beam, and a concrete embedding window is arranged at the tail part of the steel I-beam, and cast-in-situ concrete is used for firmly combining the nodes, so that the anti-pulling capacity and the bearing capacity of the nodes are greatly enhanced, and the overall stability of the structure is ensured for a long time.
3. The energy dissipation bent arm supporting piece is used for absorbing kinetic energy generated by dynamic load on the beam, node disturbance is reduced, the node is protected, the deformation of the node is visualized, the sliding and rotation of the I-shaped steel beam are limited while the bearing capacity is provided in the earlier stage of pouring the beam column node, the node pouring precision is improved, and the safety of the integral structure is guaranteed.
Drawings
For a clearer description of the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly introduced below, it being obvious that the drawings in the description below are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art, wherein:
FIG. 1 is a schematic cross-sectional view of a semi-fabricated energy dissipating T-beam column node for a steel structure plant in accordance with the present utility model;
FIG. 2 is a schematic view of a concrete column encased with steel cylinders;
FIG. 3 is a top view of a beam-column joint;
FIG. 4 is a schematic view of the inner side structure of a prefabricated steel panel;
FIG. 5 is a schematic view of a steel I-beam construction;
FIG. 6 is a schematic structural view of an L-shaped energy dissipating spring member;
FIG. 7 is a schematic view of the structure of the flexure;
fig. 8 is a schematic diagram of the welding process and the structure of the finished product of the energy dissipating bent arm connector.
Wherein: the steel cylinder reinforced concrete column comprises a steel cylinder reinforced concrete column body 1, a steel cylinder reinforced concrete column body 11, a steel cylinder reinforced concrete column body 12, a prefabricated steel plate 13, a rectangular window 131, a stiffening steel bar 132, an I-shaped steel beam 2, a flange 21, a web 22, a pulling-resistant groove 211, a concrete embedded window 221, a pulling-resistant tooth 222, an energy dissipation bent arm support piece 3, an L-shaped energy dissipation spring component 4, an L-shaped steel plate 41, a high-elastic mechanical spring 42, a spring adaptation groove 411, a bent arm piece 5, a high-strength shear rivet 6 and a rivet hole 7.
Detailed Description
As shown in fig. 1-8, the utility model provides a semi-assembled energy dissipation T-shaped beam column node for a steel structure plant, which comprises an outer steel cylinder concrete column 1, an I-shaped steel beam 2, an energy dissipation bent arm support piece 3 and a high-strength shear rivet 6; the steel cylinder concrete column 1 comprises an outer steel cylinder 11 and an inner concrete injection 12; the outer steel cylinder 11 is formed by integrally welding 4 prefabricated steel plates 13; a rectangular window 131 matched with the section width and height of the I-shaped steel beam 2 is pre-arranged on the prefabricated steel plate 13; the inner side of the prefabricated steel plate 13 is welded with stiffening steel bars 132 at the periphery of the rectangular window 131; rivet holes 7 are also reserved on the prefabricated steel plates 13;
the I-beam 2 includes flanges 21 and webs 22; the flange 21 is pre-cut with a pull-out resistant groove 211 at the inner end of the column; rivet holes 7 are reserved in the outer part of the flange 21; the web 22 is provided with a concrete embedding window 221 at the inner end of the column and is provided with a pull-out resistant tooth 222 at the edge;
the energy dissipation bent arm support 3 is formed by welding 2L-shaped energy dissipation spring components 4 and 1 bent arm piece 5.
In this embodiment, the outer steel cylinder 11, the i-beam 2 and the energy dissipation bent arm support 3 are all prefabricated in the factory, so that the factory automation degree is high, the labor cost of workers is reduced, the welding seam quality is good, the butt joint quality of steel components is fully ensured, and the working efficiency is improved. .
In this embodiment, the internal concrete 12 is poured from the top of the outer steel cylinder 11 and the remaining empty window of the rectangular window 131 in the initial stage, when the pouring height reaches the remaining empty window of the rectangular window 131, the formwork is closed, and the pouring is performed only from the top of the outer steel cylinder 11, so that the situation that voids occur at the node insertion position due to uneven concrete pouring and vibration can be reduced to the greatest extent, and the pouring construction quality is ensured.
In this embodiment, the stiffening steel bars 132 are hot rolled ribbed steel bars with a diameter of 18mm, the distance between the stiffening steel bars and the edges of the rectangular window 131 is 12cm in the length direction, the stiffening steel bars are arranged around the cutting hole in the height direction, the bearing capacity of the hole is enhanced, deformation of the hole is avoided, and guarantee is provided for the subsequent I-beam insertion work.
In this embodiment, the length of the concrete embedding window 221 of the i-beam 2 is 18m, the height is 25cm, and the cut remainder and the remainder cut by the anti-pulling groove 211 are used as the raw materials of the anti-pulling teeth 222, so that the cutting cost is effectively utilized, and the resources are saved.
In this embodiment, the L-shaped energy dissipation spring member 4 is composed of an L-shaped steel plate 41 and a high-elastic mechanical spring 42, and the high-elastic mechanical spring effectively reduces node disturbance caused by dynamic load on the beam, and improves node durability.
In this embodiment, the rivet hole 7 and the spring fitting slot 411 are pre-opened on the L-shaped steel plate 41, and a part of the high-elastic mechanical spring 42 extends into the spring fitting slot 411 and is welded with the assistance of welding.
In this embodiment, the rivet holes 7 on the outer steel cylinder 11, the i-beam 2 and the energy dissipation bent arm support 3 are all matched and butted, and are all riveted by adopting the high-strength shear rivets 6.
The semi-assembled energy dissipation T-shaped beam column node for the steel structure factory building can be implemented by following process steps in actual construction:
1. determining the size of each component according to the actual working condition;
2. prefabricating an outer steel cylinder 11, an I-shaped steel beam 2 and an energy dissipation bent arm support 3 in a factory;
3. cleaning a site, paying off, firmly connecting the outer steel cylinder 11 with the foundation embedded in the earlier stage, and riveting the outer steel cylinder 11 with the energy dissipation bent arm connecting piece 3 by using the high-strength shear rivet 4;
4. hoisting the I-beam 2, inserting the I-beam 2 into the outer wrapping steel cylinder 11 through the rectangular window 131, and riveting the I-beam 2 and the other end of the energy dissipation bent arm support piece 3 by using the high-strength shear rivet 4;
5. and performing on-site concrete pouring operation to integrate the beam and the column, thereby completing the construction operation of the steel structure energy dissipation T-shaped beam and column node structure.
Although embodiments of the present utility model have been disclosed above, it is not limited to the details and embodiments shown and described, it is well suited to various fields of use for which the utility model would be readily apparent to those skilled in the art, and accordingly, the utility model is not limited to the specific details and illustrations shown and described herein, without departing from the general concepts defined in the claims and their equivalents.
Claims (8)
1. The semi-assembled energy dissipation T-shaped beam column joint for the steel structure factory building is characterized by comprising an outer steel cylinder concrete column (1), an I-shaped steel beam (2), an energy dissipation bent arm support piece (3) and a high-strength shear rivet (6); the steel cylinder concrete column (1) comprises a steel cylinder (11) and an inner concrete injection column (12); the outer steel cylinder (11) is formed by integrally welding 4 prefabricated steel plates (13); a rectangular window (131) matched with the section width and height of the I-shaped steel beam (2) is pre-arranged on the prefabricated steel plate (13); stiffening steel bars (132) are welded on the inner side of the prefabricated steel plate (13) at the periphery of the rectangular window (131); rivet holes (7) are also reserved on the prefabricated steel plates (13);
the I-shaped steel beam (2) comprises a flange (21) and a web (22); the flange (21) is pre-cut with a pull-out resistant groove (211) at the inner end of the column; rivet holes (7) are pre-formed in the outer part of the flange (21) of the column; the web plate (22) is provided with a concrete embedding window (221) at the inner tail end of the column and is provided with anti-pulling teeth (222) at the edge;
the energy dissipation bent arm support (3) is formed by welding 2L-shaped energy dissipation spring components (4) and 1 bent arm piece (5).
2. The semi-assembled energy dissipation T-shaped beam column joint for the steel structure factory building according to claim 1, wherein the outer steel cylinder (11), the I-shaped steel beam (2) and the energy dissipation bent arm support (3) are all prefabricated in a factory.
3. The semi-assembled energy dissipation T-shaped beam column node for the steel structure factory building according to claim 1, wherein the inner pouring concrete (12) is poured from the top of the outer steel cylinder (11) and the left empty window of the rectangular window (131) in the initial stage, and when the pouring height reaches the left empty window of the rectangular window (131), the formwork is closed, and pouring is performed only from the top of the outer steel cylinder (11).
4. The semi-assembled energy dissipation T-shaped beam column joint for the steel structure factory building according to claim 1, wherein the stiffening steel bars (132) are hot rolled ribbed steel bars with the diameters of 16-20 mm, and the distance from the edges of the rectangular window (131) is 10-30 cm.
5. The semi-assembled energy dissipation T-shaped beam column joint for the steel structure factory building according to claim 1, wherein the length of a concrete embedding window (221) of the I-shaped steel beam (2) is 15-20 cm, the height is 20-30 cm, and the cut surplus material of the anti-pulling groove (211) are used as raw materials of the anti-pulling teeth (222).
6. The semi-assembled energy dissipation T-shaped beam column joint for the steel structure factory building according to claim 1, wherein the L-shaped energy dissipation spring component (4) is composed of an L-shaped steel plate (41) and a high-elastic mechanical spring (42).
7. The semi-assembled energy dissipation T-shaped beam column joint for the steel structure factory building according to claim 6, wherein a rivet hole (7) and a spring adapting groove (411) are pre-formed in the L-shaped steel plate (41), and a part of the high-elastic mechanical spring (42) stretches into the spring adapting groove (411) and is welded in an auxiliary mode.
8. The semi-assembled energy dissipation T-shaped beam column joint for the steel structure factory building according to claim 1, wherein the rivet holes (7) on the outer steel cylinder (11), the I-shaped steel beam (2) and the energy dissipation bent arm support piece (3) are matched and butted, and are riveted by adopting high-strength shear rivets (6).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321037276.8U CN220394873U (en) | 2023-05-04 | 2023-05-04 | Semi-assembled energy dissipation T-shaped beam column node for steel structure factory building |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321037276.8U CN220394873U (en) | 2023-05-04 | 2023-05-04 | Semi-assembled energy dissipation T-shaped beam column node for steel structure factory building |
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| CN220394873U true CN220394873U (en) | 2024-01-26 |
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| CN202321037276.8U Active CN220394873U (en) | 2023-05-04 | 2023-05-04 | Semi-assembled energy dissipation T-shaped beam column node for steel structure factory building |
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- 2023-05-04 CN CN202321037276.8U patent/CN220394873U/en active Active
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