CN108643345A - Assembled H profile steel column-isolated footing-concrete collar tie beam linear type connecting node - Google Patents
Assembled H profile steel column-isolated footing-concrete collar tie beam linear type connecting node Download PDFInfo
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- CN108643345A CN108643345A CN201810223314.6A CN201810223314A CN108643345A CN 108643345 A CN108643345 A CN 108643345A CN 201810223314 A CN201810223314 A CN 201810223314A CN 108643345 A CN108643345 A CN 108643345A
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- concrete
- collar tie
- tie beam
- isolated footing
- profile steel
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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
- E04B1/18—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
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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 invention belongs to fabricated construction node manufacture technology fields in structural engineering, and in particular to a kind of assembled H profile steel column independent footing concrete collar tie beam linear type connecting node.Element factory is prefabricated in the present invention, assembled in situ, wherein H profile steel column is bolted with concrete isolated footing, concrete collar tie beam is overlapped on the opposite side of isolated footing respectively, form linear type connecting node, each collar tie beam indulges banding fixed between muscle infall reinforcing bar, steel reinforcement cage is formed in linear type connecting node area, linear type connecting node construction site pours, the connection of its cast-in-place node form is reliable, make adjacent collar tie beam and H profile steel column, isolated footing connects into one neatly, increase the globality of structure, mitigate influence of the foundation uneven settlement to structure, effective protection suspension column simultaneously, avoid suspension column corrosion of steel, improve the reliability of house bottom structure, it is suitble to the wide popularization and application in the low multilayer rural housing structure in villages and small towns, push villages and small towns housingization development.
Description
Technical field：
The invention belongs to fabricated construction node manufacture technology fields in structural engineering, and in particular to a kind of assembled
H profile steel column-isolated footing-concrete collar tie beam linear type connecting node and the practice.
Background technology：
In recent years, structure with assembled lightweight steel house is developed rapidly, and compared with traditional residential structure, assembled is light
Steel house has the advantage that：1) light-weight structure residence standard width of a room in an old-style house size is larger, and wall is mostly non-load bearing wall, space layout spirit
Living, integration degree height.2) from heavy and light so that the geological process that structure with assembled lightweight steel house is born in earthquake is smaller, energy
The feature that steel strength is high, ductility is good, plastic deformation ability is strong is given full play to, the anti-seismic performance of house and safe and reliable is improved
Property.Lighter quality can also reduce the expense of foundation cost and transport, installation.3) green, environmentally friendly, energy saving, sustainable development
Exhibition.Assembling type steel structure house not will produce a large amount of waste entrainment environment instead work in production, building course
Factory's processing, assembled in situ reduce the workload and construction noise at scene while reducing energy consumption.4) the light steel knot of assembled
The characteristics of structure house prefabrication, in-site installation, mechanization production and installation, construction period is short, product quality is high.
Currently, China is in novel urbanization, new countryside construction flourishes period, as national is vigorously advocated,
Development building industrialization, housing industrialization (especially structure with assembled lightweight steel dwelling house system) are construction industry transformation traditional construction moulds
Formula there is an urgent need to, even more adapt to that the villages and small towns agriculture room that has a large capacity and a wide range of China builds there is an urgent need to.Lightweight steel construction system introduces village
The low multi-storey building in town industrializes field, and using the superior mechanical property of lightweight steel construction, the anti-seismic performance to improving agriculture room has
Very positive meaning.
The main supporting member of structure with assembled lightweight steel house is all made of thin-wall steel tube and light-duty hot-rolled steel section, lightweight steel construction
Frame column mostly uses H profile steel column.For structure with assembled lightweight steel, prefabricated buildings and effective anchor of base foundation how are carried out
Gu being the key that effectively to transmit load between prefabricated buildings and basis, play structural-load-carrying capacity.Therefore, how H-type is carried out
Reliable anchoring between steel column, basis and agent structure carries out the effective protection of suspension column, avoids suspension column corrosion of steel, is H profile steel column
The key of working performance can be played well in low multilayer rural housing structure.
Invention content
The present invention provides a kind of assembled H profile steel column-isolated footing-concrete collar tie beam linear type connecting node and works
Method, each structural elements prefabrication in the present invention, construction site assembly are poured after node, by the collar tie beam that edge lap is arranged and column,
Basic reliable anchoring together, while effective protection suspension column, avoiding suspension column corrosion of steel, and simple structure is easy for construction, be suitble to
The wide popularization and application in the low Multistory Light Steel Structrue Housing in villages and small towns pushes villages and small towns housingization development.
To achieve the above object, the present invention adopts the following technical scheme that：
Assembled H profile steel column-isolated footing-concrete collar tie beam linear type connecting node, including H profile steel column (1), suspension column end
Plate (2), concrete collar tie beam (3), collar tie beam indulge muscle (4), concrete isolated footing (5), pre-embedded bolt (6), node formwork for placing (7)
With linear type connecting node (8)；The H profile steel column (1) and concrete isolated footing (5) for being welded with suspension column end plate (2) pass through pre-buried spiral shell
Bolt (6) connects, and concrete collar tie beam (3) is overlapped on respectively on concrete isolated footing (5) opposite side, forms linear type connecting node；
Configuration collar tie beam indulges muscle (4) in concrete collar tie beam (3), and collar tie beam indulges muscle (4) from H profile steel column (1) both sides, stretches into linear type connecting node
(8) in region, opposite side is overlapped between the collar tie beam on concrete isolated footing (5), and collar tie beam is bound between indulging muscle (4) infall reinforcing bar
It is fixed, node area steel reinforcement cage is formed, setting node formwork for placing (7) completes linear type connection section using concrete or grouting material
Point (8) is filled, and assembled H profile steel column-isolated footing-concrete collar tie beam linear type connecting node is formed.
The assembled H profile steel column-isolated footing-concrete collar tie beam linear type connecting node, it is characterised in that：
The H profile steel column (1) pricks shaped steel using H-type heat, and the edge of a wing and web height are not less than 100mm.
Described suspension column end plate (2) shape is rectangular or rectangle, and thickness takes is welded on H profile steel column (1) bottom not less than 6mm
Portion.Prepared screw-bolt hole on suspension column end plate (2), the pre-embedded bolt (6) on concrete isolated footing (5) pass through on suspension column end plate (2)
Prepared screw-bolt hole, H profile steel column (1) and concrete isolated footing (5) are reliably connected.
Configuration collar tie beam indulges muscle (4) in the concrete collar tie beam (3), and it is only that concrete collar tie beam (3) is overlapped on concrete respectively
On vertical basis (5) opposite side, linear type connecting node is formed.
The collar tie beam indulges muscle (4) and spiral reinforcement, collar tie beam is used to indulge muscle (4) along the elongated arrangement of collar tie beam and stretch out collar tie beam end
Section, after concrete collar tie beam (3) is overlapped on concrete isolated footing (5), overhanging collar tie beam indulges muscle (4) and passes through H profile steel column
(1) node area is goed deep into both sides, and extension is without departing from linear type connecting node (8) area size, to ensure that node area pours
When, the not exposed egress area of reinforcing bar.The collar tie beam of each collar tie beam indulges banding fixed between muscle (4) infall reinforcing bar, connects and saves in linear type
Point (8) area forms steel reinforcement cage.After the filling of node area, is formed and match rigidity of soft tissues node.
Described concrete isolated footing (5) the top surface pre-embedded bolt (6).
It is mixed that regeneration can be used according to actual requirement of engineering in the concrete collar tie beam (3) and concrete isolated footing (5)
Solidifying soil.
The pre-embedded bolt (6) is embedded in when making concrete isolated footing (5) in basis, and according to Practical Project
Exposed certain anchoring distance.
The node formwork for placing (7) selects steel form or plank sheathing according to Practical Project.
The linear type connecting node (8) uses concrete or grouting material etc. after arranging node formwork for placing (7)
Building packing material pours.Packing material intensity is not less than coagulation in concrete collar tie beam (3), concrete isolated footing (5)
Native intensity.Linear type connecting node (8) construction site is cast-in-place, by H profile steel column (1), concrete collar tie beam (3), concrete independence base
Plinth (5) firmly pours together, makes one neatly, increases the globality of structure, mitigates foundation uneven settlement
Influence to structure.Meanwhile it being effectively protected suspension column, avoid suspension column corrosion of steel.
Compared with prior art, assembled H profile steel column-isolated footing-concrete collar tie beam linear type connection section of the invention
Point has following advantage：
(1) present invention is the production method of prefabricated member node, H profile steel column, concrete isolated footing, concrete collar tie beam
Component is prefabrication production, and only node area construction site pours, and structural form facilitates formwork, is easy to construct, and significantly reduces
Worker's operation intensity reduces the engineering amount of labour used, efficiently shortens the construction time, be suitble to promote and apply in low multilayer rural housing structure,
Quickly propel the villages and small towns agriculture room retrofit work having a large capacity and a wide range.
(2) node area, the vertical muscle of collar tie beam is overhanging, and steel reinforcement cage is overlapped to form in linear type connecting node area, and packing material is cast-in-place, will
Bottom structure component H profile steel column, concrete isolated footing, concrete collar tie beam pour integral, form strong node, increase bottom
The globality of structure realizes strong bottom structure construction.
(3) strong joint form has been effectively ensured main bearing member column being reliably connected to basis, ensure that load exists
Effective transmission that column, collar tie beam are carried to basis, increases the bearing capacity of structure.
(4) strong bottom structure construction, enhances the overall stiffness of building and the stability of wall body, and it is uneven heavy to mitigate basis
Influence to structure is dropped, reduces gene basis differential settlement or larger vibration load to the adverse effect of building and its caused
Wall body cracking.In area of providing fortification against earthquakes, the low multilayer rural housing structure entirety shock resistance in villages and small towns can be effectively improved.
(5) strong bottom structure forms complete reliable stress system with H profile steel column light steel frame, does not need wall
Structural load is undertaken as primary structure member, convenient for wall arrangement and the type selecting of wallboard.In the low multilayer rural housing structure in villages and small towns, wall
Building block or installation assembled wallboard etc. can directly be built by laying bricks or stones on collar tie beam.
(6) H profile steel suspension column is wrapped in node region by fill concrete or grouting material etc., and suspension column is made to be isolated from the outside,
Suspension column is protected, suspension column corrosion of steel is avoided.Meanwhile the packing materials such as concrete, grouting material have good flameproof effect, it can be with
Make up the disadvantage of steel fire resistance property difference.
Description of the drawings：
Fig. 1 is assembled H profile steel column-isolated footing-concrete collar tie beam linear type connecting node manufacturing process fragmentary detail view；
(a) assembly (b) formwork (c) pours
Fig. 2 is prefabricated H profile steel column schematic diagram；
Fig. 3 is precast concrete isolated footing schematic diagram；
Fig. 4 is precast concrete collar tie beam schematic diagram；
Fig. 5 is assembled H profile steel column-isolated footing-concrete collar tie beam linear type connecting node assembling plan view；
Fig. 6 is assembled H profile steel column-isolated footing-concrete collar tie beam linear type connecting node assembly overall schematic.
In figure：1-H steel columns；2- suspension column end plates；3- concrete collar tie beams；4- collar tie beams indulge muscle；5- concrete isolated footing；6-
Pre-embedded bolt；7- node formwork for placing；8- linear type connecting nodes.
Specific implementation mode：
Assembled H profile steel column-isolated footing-concrete collar tie beam linear type connecting node in invention, in conjunction with attached drawing 1~6
It is as follows to illustrate production method of the present invention：
The first step：Prefabrication H profile steel column, concrete collar tie beam and concrete isolated footing.When H profile steel column production, in column
Back welding tape splicing has the suspension column end plate of bolt hole；When concrete collar tie beam makes, collar tie beam indulges muscle and uses spiral reinforcement, along the elongated cloth of collar tie beam
It sets and overhanging beam end section of going too far, extension is without departing from linear type connecting node area size；Concrete isolated footing system
Basis top surface pre-embedded bolt when making.
Second step：Assembled in situ.Pre-embedded bolt on isolated footing passes through the prepared screw-bolt hole on suspension column end plate, by H-type
Steel column is bolted with concrete isolated footing, then concrete collar tie beam is overlapped on to the opposite side of concrete isolated footing respectively
On, linear type connecting node is formed, the collar tie beam of each collar tie beam indulges banding fixed between muscle infall reinforcing bar, in linear type connecting node area
Form steel reinforcement cage.
Third walks：Cast in situs node.Arrange H profile steel suspension column-isolated footing-concrete collar tie beam node formwork for placing, into
Row node concrete or grouting material pour, and carry out vibration compacting to packing material using the tool of vibrating, and smooth out surface conserves,
Form a kind of assembled H profile steel column-isolated footing-concrete collar tie beam linear type connecting node.
The foregoing is merely the specific implementation cases of the present invention, but the application of the present invention is without being limited thereto.In the present invention
The selection of cited each scantling and material can select to use according to actual needs in implementation process, not another herein
One enumerates.
Claims (9)
1. assembled H profile steel column-isolated footing-concrete collar tie beam linear type connecting node, it is characterised in that：Including H profile steel column
(1), suspension column end plate (2), concrete collar tie beam (3), collar tie beam indulge muscle (4), concrete isolated footing (5), pre-embedded bolt (6), node
Formwork for placing (7) and linear type connecting node (8)；It is welded with H profile steel column (1) and the concrete isolated footing (5) of suspension column end plate (2)
It is connected by pre-embedded bolt (6), concrete collar tie beam (3) is overlapped on respectively on concrete isolated footing (5) opposite side, forms linear type
Connecting node；Configuration collar tie beam indulges muscle (4) in the concrete collar tie beam (3), and collar tie beam is indulged muscle (4) from H profile steel column (1) both sides, stretched
Enter in linear type connecting node (8) region, opposite side is overlapped between the collar tie beam on concrete isolated footing (5), and collar tie beam indulges muscle (4)
Banding fixed between infall reinforcing bar, forms node area steel reinforcement cage, setting node formwork for placing (7), using concrete or grouting material,
It completes linear type connecting node (8) to fill, forms assembled H profile steel column-isolated footing-concrete collar tie beam linear type connection section
Point.
2. assembled H profile steel column according to claim 1-isolated footing-concrete collar tie beam linear type connecting node, special
Sign is：H profile steel column (1) edge of a wing and web height are not less than 100mm.
3. assembled H profile steel column according to claim 1-isolated footing-concrete collar tie beam linear type connecting node, special
Sign is：Steel plate thickness used in the suspension column end plate (2) is not less than 6mm, and shape is rectangular or rectangle, is welded on H profile steel column
(1) bottom；The bolt hole in aperture needed for connection pre-embedded bolt (6) is machined on suspension column end plate (2).
4. assembled H profile steel column according to claim 1-isolated footing-concrete collar tie beam linear type connecting node, special
Sign is：The collar tie beam indulges muscle (4) and uses spiral reinforcement.
5. assembled H profile steel column according to claim 1-isolated footing-concrete collar tie beam linear type connecting node, special
Sign is：The collar tie beam indulges muscle (4) along the elongated arrangement of collar tie beam and overhanging beam end section of going too far；When collar tie beam assembles, collar tie beam is vertical
Muscle (4) stretches into linear type connecting node (8), but length is without departing from linear type connecting node (8) area size.
6. assembled H profile steel column according to claim 1-isolated footing-concrete collar tie beam linear type connecting node, special
Sign is：Described concrete isolated footing (5) the top surface pre-embedded bolt (6).
7. assembled H profile steel column according to claim 1-isolated footing-concrete collar tie beam linear type connecting node, special
Sign is：The pre-embedded bolt (6) is embedded in when making concrete isolated footing (5) in basis, and exposed anchorage length.
8. assembled H profile steel column according to claim 1-isolated footing-concrete collar tie beam linear type connecting node, special
Sign is：The linear type connecting node (8) is filled out after arranging node formwork for placing (7) using concrete or grouting material
It fills；Packing material intensity is not less than concrete strength in concrete collar tie beam (3), concrete isolated footing (5).
9. assembled H profile steel column according to any one of claims 1 to 8-isolated footing-concrete collar tie beam linear type connects
Connect node, which is characterized in that its production method is as follows：
The first step：Prefabrication H profile steel column, concrete collar tie beam and concrete isolated footing, the processing bolt hole on suspension column end plate,
Suspension column end plate is welded on H profile steel column column bottom, in concrete isolated footing end face pre-embedded bolt；
Second step：H profile steel column, concrete collar tie beam and concrete isolated footing assembled in situ, the pre-embedded bolt on isolated footing are worn
The prepared screw-bolt hole on suspension column end plate is crossed, H profile steel column and concrete isolated footing are bolted, then by concrete collar tie beam point
It is not overlapped on the opposite side of concrete isolated footing, the collar tie beam of each collar tie beam indulges banding fixed between muscle infall reinforcing bar；
Third walks：It arranges H profile steel column-isolated footing-concrete collar tie beam node formwork for placing, carries out node concrete or grouting material
Pour, using the tool of vibrating to packing material carry out vibration compacting, and smooth out surface conserve, form a kind of assembled H profile steel
Column-isolated footing-concrete collar tie beam linear type connecting node.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810223314.6A CN108643345A (en) | 2018-03-19 | 2018-03-19 | Assembled H profile steel column-isolated footing-concrete collar tie beam linear type connecting node |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810223314.6A CN108643345A (en) | 2018-03-19 | 2018-03-19 | Assembled H profile steel column-isolated footing-concrete collar tie beam linear type connecting node |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108643345A true CN108643345A (en) | 2018-10-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810223314.6A Pending CN108643345A (en) | 2018-03-19 | 2018-03-19 | Assembled H profile steel column-isolated footing-concrete collar tie beam linear type connecting node |
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| CN (1) | CN108643345A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0449328A (en) * | 1990-06-18 | 1992-02-18 | Daiwa House Ind Co Ltd | Pedestal construction of steel frame column |
| CN201835387U (en) * | 2010-04-02 | 2011-05-18 | 中国轻工业广州设计工程有限公司 | Foundation bolt exposed type steel column foot connection structure |
| CN201943191U (en) * | 2011-01-26 | 2011-08-24 | 北京赛博思建筑设计有限公司 | Novel cold-bent rectangular steel pipe column assembled pedestal |
| CN107299641A (en) * | 2017-06-02 | 2017-10-27 | 中国建筑股份有限公司 | A kind of assembled heel join node and its construction method |
| CN107447858A (en) * | 2017-09-29 | 2017-12-08 | 成都城电电力工程设计有限公司 | PC fabricated construction dry type column foot connecting structures |
-
2018
- 2018-03-19 CN CN201810223314.6A patent/CN108643345A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0449328A (en) * | 1990-06-18 | 1992-02-18 | Daiwa House Ind Co Ltd | Pedestal construction of steel frame column |
| CN201835387U (en) * | 2010-04-02 | 2011-05-18 | 中国轻工业广州设计工程有限公司 | Foundation bolt exposed type steel column foot connection structure |
| CN201943191U (en) * | 2011-01-26 | 2011-08-24 | 北京赛博思建筑设计有限公司 | Novel cold-bent rectangular steel pipe column assembled pedestal |
| CN107299641A (en) * | 2017-06-02 | 2017-10-27 | 中国建筑股份有限公司 | A kind of assembled heel join node and its construction method |
| CN107447858A (en) * | 2017-09-29 | 2017-12-08 | 成都城电电力工程设计有限公司 | PC fabricated construction dry type column foot connecting structures |
Non-Patent Citations (1)
| Title |
|---|
| 高福聚: "《钢结构实践教学指南》", 31 May 2014, 中国石油大学出版社 * |
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Application publication date: 20181012 |