CN105952003A - Connecting joint for H-section steel partially encased recycled concrete composite column and H-section steel girder - Google Patents
Connecting joint for H-section steel partially encased recycled concrete composite column and H-section steel girder Download PDFInfo
- Publication number
- CN105952003A CN105952003A CN201610389703.7A CN201610389703A CN105952003A CN 105952003 A CN105952003 A CN 105952003A CN 201610389703 A CN201610389703 A CN 201610389703A CN 105952003 A CN105952003 A CN 105952003A
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- China
- Prior art keywords
- profile steel
- plate
- section steel
- welded
- regeneration concrete
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/185—Connections not covered by E04B1/21 and E04B1/2403, e.g. connections between structural parts of different material
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
-
- 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
- E04B1/58—Connections for building structures in general of bar-shaped building elements
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Chemical & Material Sciences (AREA)
- Structural Engineering (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Physics & Mathematics (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Working Measures On Existing Buildindgs (AREA)
Abstract
The invention discloses a connecting joint for an H-section steel partially encased recycled concrete composite column and an H-section steel girder. The connecting joint comprises the composite column and the H-section steel girder. The composite column comprises H-section steel, a plurality of transverse pull rods welded to flange plates on the two sides of the H-shaped steel in the length direction of the H-section steel, recycled concrete, side plates, a reinforcing plate and an additional plate. A containing cavity formed by an H-section steel web plate and the flange plates is filled with the recycled concrete, and the side plates, the reinforcing plate and the additional plate are welded to the joint of the grinder and the column. The side plates are parallel to the H-section steel web plate. The reinforcing plate is located at one side of the composite column, and the two ends of the reinforcing plate are welded to the side plates respectively. The additional plate is vertically welded to the flange plates of the H-section steel. A web plate of the H-section steel girder and the additional plate are welded, and flange plates of the H-section steel girder and the flange plates of the H-section steel are welded and fixed. According to the connecting joint, the side plates, the additional plate and the connecting plate are additionally welded to the joint of the girder and the column, so that the connecting joint has good ductility, the natural period of vibration of the structure is prolonged, the amplitude is reduced, and earthquake damage is reduced.
Description
Technical field
The invention belongs to building structure field, especially a kind of H profile steel part outsourcing regeneration concrete coupled column and H profile steel
Beam connecting node.
Background technology
Reinforced concrete composite structure has the advantages such as high-bearing capacity, big rigidity, good shock-resistance features and power performance,
Various engineering structures are widely used, thus the demand of H profile steel concrete combination column is increased the most day by day.Tradition
Inside burying the construction of H profile steel concrete column more difficult, especially in bean column node junction, bean column node junction shaped steel and reinforcing bar are close
Collection, concrete is not easy vibration compacting in this place, thus has influence on the pouring quality of node, causes some performances being correlated with to obtain not
To ensureing.H profile steel part outsourcing regeneration concrete coupled column is to solve the problems referred to above relatively efficiently approach, and it is regeneration coagulation
Soil and the combination of steel reinforced concrete structure, it had both had the advantage of steel reinforced concrete structure, again can be by waste concrete block
Recycling, solves the environmental problem that building waste brings, and meets Modern Green building structure and social sustainable development
Requirement, application prospect is the best.
But traditional H profile steel bean column node type of attachment is not suitable for H profile steel part outsourcing regeneration concrete coupled column and H
Section steel beam node connects, and how to be rationally connected with H profile steel beam by H profile steel part outsourcing regeneration concrete coupled column, and this is one
Need the engineering problem solved.
Summary of the invention
Defect for prior art, it is provided that a kind of H profile steel part outsourcing regeneration concrete coupled column is connected with H profile steel beam
Node.
The present invention solves that its technical problem be the technical scheme is that a kind of H profile steel part outsourcing regeneration concrete
Coupled column and H profile steel beam connecting node, including coupled column and H profile steel beam, described coupled column includes H profile steel, long along described H profile steel
Degree direction is welded on several cross-ties on the flange plate of H profile steel both sides, is filled in the appearance that H profile steel web is formed with flange plate
Put the regeneration concrete of intracavity, and be welded on the side plate at beam-to-column joint, reinforcing plate and subsidiary plate；Described side plate and H profile steel
Web is parallel, and described reinforcing plate is positioned at the side of coupled column and two ends are respectively welded on side plate；Described subsidiary plate vertical welding
On the flange plate of H profile steel；The web of H profile steel beam welds with subsidiary plate, and the flange plate of H profile steel beam passes through connecting plate and H profile steel
Flange plate be welded and fixed.
Preferably, in terms of parts by weight, regeneration concrete includes following component: cement 380-420, medium sand 500-700, glass
Glass fiber 15-25, water 180-200, coarse aggregate 800-1000, flyash 20-40, diminishing synergist 3-5, wherein, described thick bone
Material is made up of the stone of 400-500 weight portion and the regeneration concrete granule of 400-500 weight portion.
Preferably, the structural formula of described diminishing synergist is:
In formula, a:b:c=1:1.2:1, n are 45～50, and m is 45～50, and d is 50～80.
Preferably, described regeneration concrete also includes the developer that the PE that average diameter is 0.001-0.1 millimeter wraps up
Grain, described developer is:
Implement the present invention to have following technical effect that
1. can either be effectively prevented the destruction of H profile steel post flange plate cripling, the local improving shaped steel flange plate is steady
Qualitative, ductility and the anti-seismic performance of beam-column connection can be improved again.
2. it is welded with side plate, subsidiary plate and connecting plate in bean column node junction and makes it have good ductility, increase structure
Natural vibration period reduce amplitude, reduce earthquake.
3. can save steel and resource, the safety and stability of Column Joint in steel building can be improved again.
Accompanying drawing explanation
Fig. 1 is the front view of the present invention.
Fig. 2 is the plane graph of the present invention.
Fig. 3 is the side view of the present invention.
Detailed description of the invention
As shown in Figure 1, it is provided that a kind of H profile steel part outsourcing regeneration concrete coupled column and H profile steel beam connecting node structure,
Including the H profile steel part outsourcing regeneration concrete coupled column 1 being mutually connected vertically and H profile steel beam 2, H profile steel part outsourcing regenerates
Concrete combination column welds cross-tie 3 in post flange plate both sides, and post flange plate two sides, bean column node junction weld two pieces
Side plate 4, strengthens steel plate 5 by welding one piece outside post flange plate and connects two pieces of side plates 4.H profile steel post and H profile steel beam are by weldering
Connecing in succession, post inboard wing listrium center, bean column node junction is vertically welded with one block of subsidiary plate 6, subsidiary plate 6 and H profile steel beam
Web is welded to connect, and between H profile steel beam flange plate with post flange plate, gap is connected by being welded to connect plate 7.
Waste concrete aggregate in regeneration concrete is that the waste concrete block removed by old building is through hand breaking
Becoming, aggregate substitution rate is 50%, while designing according to design of common concrete proportioning method, required except being commonly designed
Outside unit water requirement, it is possible to additionally incorporate the water requirement calculated according to Waste concrete aggregate 10min water absorption rate.
In a further embodiment, regeneration concrete is optimized design.
In terms of parts by weight, regeneration concrete includes following component: cement 380-420, medium sand 500-700, glass fibre
15-25, water 180-200, coarse aggregate 800-1000, flyash 20-40, diminishing synergist 3-5, wherein, described coarse aggregate by
The stone of 400-500 weight portion and the regeneration concrete granule composition of 400-500 weight portion.
Wherein, the structural formula of described diminishing synergist is:
In formula, a:b:c=1:1.2:1, n are 45～50, and m is 45～50, and d is 50～80.
Experiment 1-8
| Example 1 | Example 2 | Example 3 | Example 4 | Example 5 | Example 6 | Example 7 | Example 8 | |
| Cement | 400 | 380 | 420 | 390 | 410 | 425 | 375 | 395 |
| Medium sand | 580 | 620 | 560 | 660 | 500 | 700 | 540 | 710 |
| Glass fibre | 20 | 18 | 22 | 25 | 15 | 13 | 28 | 24 |
| Water | 195 | 190 | 200 | 180 | 185 | 205 | 175 | 180 |
| Coarse aggregate | 920 | 880 | 960 | 840 | 1000 | 800 | 780 | 1020 |
| Flyash | 30 | 22 | 24 | 26 | 32 | 38 | 40 | 20 |
| Diminishing synergist | 4.2 | 4.6 | 3.6 | 3.2 | 2.8 | 4.4 | 4.8 | 5.0 |
| 3d intensity | 150 | 160 | 140 | 145 | 150 | 170 | 160 | 140 |
| 28d intensity | 165 | 165 | 155 | 160 | 175 | 180 | 160 | 165 |
| Freeze thawing 200 times | Qualified | Qualified | Qualified | Qualified | Qualified | Qualified | Qualified | Qualified |
| Durability | Pass through | Pass through | Pass through | Pass through | Pass through | Pass through | Pass through | Pass through |
Note: matched group is the regeneration concrete using ordinary water-reducing agent, and its 3d intensity is that 130Mpa, 28d intensity is
135Mpa.In coarse aggregate, the substitution rate of regeneration concrete granule (waste concrete block) is 50%.
In a still further embodiment, described regeneration concrete also includes the PE that average diameter is 0.001-0.1 millimeter
The developer granule of parcel, described developer is:Consumption is water reducer quality
1.2-1.5%.This developer reacts with the side chain of water reducer, produces color change, such that it is able to whether judge concrete
There is crack.Its principle is: when concrete produces crack, having part PE granule to be torn, developer spills, developer and ammonia
Occurred conformation change during base epoxy contact, the color of material changes, and passes through detecting instrument, it can be determined that concrete table
The minute crack in face, thus concrete performance is tracked.
Above content is to combine concrete preferred implementation further description made for the present invention, it is impossible to assert
Being embodied as of the present invention is confined to these explanations.For general technical staff of the technical field of the invention,
On the premise of present inventive concept, it is also possible to make some simple deduction or replace, all should be considered as belonging to the present invention's
Protection domain.
Claims (4)
1. a H profile steel part outsourcing regeneration concrete coupled column and H profile steel beam connecting node, it is characterised in that include combination
Post and H profile steel beam, described coupled column includes H profile steel, is welded on the flange plate of H profile steel both sides along described H profile steel length direction
Several cross-ties, are filled in H profile steel web and the regeneration concrete in the containing cavity of flange plate formation, and are welded on beam
The side plate of post junction, reinforcing plate and subsidiary plate；Described side plate is parallel with H profile steel web, and described reinforcing plate is positioned at coupled column
Side and two ends are respectively welded on side plate；Described subsidiary plate vertical welding is on the flange plate of H profile steel；The web of H profile steel beam
Welding with subsidiary plate, the flange plate of H profile steel beam is welded and fixed by the flange plate of connecting plate with H profile steel.
2. H profile steel part outsourcing regeneration concrete coupled column as claimed in claim 1 and H profile steel beam connecting node, its feature
Being, in terms of parts by weight, regeneration concrete includes following component: cement 380-420, medium sand 500-700, glass fibre 15-
25, water 180-200, coarse aggregate 800-1000, flyash 20-40, diminishing synergist 3-5, wherein, described coarse aggregate is by 400-
The stone of 500 weight portions and the regeneration concrete granule composition of 400-500 weight portion.
3. H profile steel part outsourcing regeneration concrete coupled column as claimed in claim 2 and H profile steel beam connecting node, its feature
Being, the structural formula of described diminishing synergist is:
In formula, a:b:c=1:1.2:1, n are 45～50, and m is 45～50, and d is 50～80.
4. H profile steel part outsourcing regeneration concrete coupled column as claimed in claim 3 and H profile steel beam connecting node, its feature
Being, described regeneration concrete also includes the developer granule of the PE parcel that average diameter is 0.001-0.1 millimeter, described colour developing
Agent is:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610389703.7A CN105952003A (en) | 2016-06-03 | 2016-06-03 | Connecting joint for H-section steel partially encased recycled concrete composite column and H-section steel girder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610389703.7A CN105952003A (en) | 2016-06-03 | 2016-06-03 | Connecting joint for H-section steel partially encased recycled concrete composite column and H-section steel girder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105952003A true CN105952003A (en) | 2016-09-21 |
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ID=56907715
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610389703.7A Pending CN105952003A (en) | 2016-06-03 | 2016-06-03 | Connecting joint for H-section steel partially encased recycled concrete composite column and H-section steel girder |
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| CN (1) | CN105952003A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107190850A (en) * | 2017-05-04 | 2017-09-22 | 浙江绿筑集成科技有限公司 | A kind of preparation method of the weak axial bean column node of part coupled column |
| CN107574930A (en) * | 2017-09-27 | 2018-01-12 | 华南理工大学 | It is a kind of that H profile steel and the regeneration monolith connecting node of U-shaped steel are set |
| CN108104263A (en) * | 2017-12-28 | 2018-06-01 | 清华大学 | A kind of novel fabricated steel-regeneration concrete combination frame structural system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201687086U (en) * | 2010-05-06 | 2010-12-29 | 福州大学 | Novel steel beam-column connecting structure |
| KR20110032687A (en) * | 2009-09-23 | 2011-03-30 | 주식회사 세진에스씨엠 | Construction method for joining steel or reinforced steel concrete column and beam with reinforcing end part |
| CN204401802U (en) * | 2014-12-09 | 2015-06-17 | 宿迁华夏建设(集团)工程有限公司 | The connected node of concrete column and girder steel |
| US20150275501A1 (en) * | 2012-11-30 | 2015-10-01 | Mitek Holdings, Inc. | Gusset plate connection in bearing of beam to column |
| CN105040832A (en) * | 2015-08-07 | 2015-11-11 | 河海大学 | Connecting node for wide-flange H-section steel column added with horizontal draw bars on two sides and H-section steel beam |
| CN105178511A (en) * | 2015-08-10 | 2015-12-23 | 河海大学 | Section steel flange-weakened recycled concrete earthquake-resistant energy-consuming composite column and production method thereof |
-
2016
- 2016-06-03 CN CN201610389703.7A patent/CN105952003A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110032687A (en) * | 2009-09-23 | 2011-03-30 | 주식회사 세진에스씨엠 | Construction method for joining steel or reinforced steel concrete column and beam with reinforcing end part |
| CN201687086U (en) * | 2010-05-06 | 2010-12-29 | 福州大学 | Novel steel beam-column connecting structure |
| US20150275501A1 (en) * | 2012-11-30 | 2015-10-01 | Mitek Holdings, Inc. | Gusset plate connection in bearing of beam to column |
| CN204401802U (en) * | 2014-12-09 | 2015-06-17 | 宿迁华夏建设(集团)工程有限公司 | The connected node of concrete column and girder steel |
| CN105040832A (en) * | 2015-08-07 | 2015-11-11 | 河海大学 | Connecting node for wide-flange H-section steel column added with horizontal draw bars on two sides and H-section steel beam |
| CN105178511A (en) * | 2015-08-10 | 2015-12-23 | 河海大学 | Section steel flange-weakened recycled concrete earthquake-resistant energy-consuming composite column and production method thereof |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107190850A (en) * | 2017-05-04 | 2017-09-22 | 浙江绿筑集成科技有限公司 | A kind of preparation method of the weak axial bean column node of part coupled column |
| CN107574930A (en) * | 2017-09-27 | 2018-01-12 | 华南理工大学 | It is a kind of that H profile steel and the regeneration monolith connecting node of U-shaped steel are set |
| CN107574930B (en) * | 2017-09-27 | 2023-10-13 | 华南理工大学 | Recycled block concrete connecting node provided with H-shaped steel and U-shaped steel |
| CN108104263A (en) * | 2017-12-28 | 2018-06-01 | 清华大学 | A kind of novel fabricated steel-regeneration concrete combination frame structural system |
| CN108104263B (en) * | 2017-12-28 | 2023-12-29 | 清华大学 | Novel assembled steel-recycled concrete mixed frame structure system |
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Application publication date: 20160921 |