CN206448440U - A kind of thin wall type girder steel and composite floor - Google Patents
A kind of thin wall type girder steel and composite floor Download PDFInfo
- Publication number
- CN206448440U CN206448440U CN201720129577.1U CN201720129577U CN206448440U CN 206448440 U CN206448440 U CN 206448440U CN 201720129577 U CN201720129577 U CN 201720129577U CN 206448440 U CN206448440 U CN 206448440U
- Authority
- CN
- China
- Prior art keywords
- girder steel
- thin wall
- wall type
- triangle
- type girder
- Prior art date
- 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.)
- Expired - Fee Related
Links
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The utility model provides a kind of thin wall type girder steel and composite floor, is related to composite floor technical field.Thin wall type girder steel, including：Upper end, bottom and web therebetween is connected to, and three is integrated；Upper end is S-type, Curved hook type or triangle；Bottom is in Curved hook type or triangle.Composite floor, including：Multiple above-mentioned thin wall type girder steels, floor arrangement of reinforcement and concrete floor.Thin wall type girder steel of the present utility model, its upper end is bonded for one to concrete formation, increases force-trans-ferring contact surface；The triangular form section one of lower end is to facilitate roll forming, and two be to increase tensile zone cross-sectional area, and three are to provide the out of plane stiffness of a tensile region；The upper end of girder steel is directly embedded in concrete building intralamellar part, takes full advantage of the pressure-bearing advantage of concrete and the tension advantage shape of high intensity thinner tube section steel beam.
Description
Technical field
The utility model is related to composite floor technical field, and in particular to a kind of thin wall type girder steel and composite floor.
Background technology
Existing composite floor has a kind of profiled steel sheet combination floor, also referred to as floor support plate, bearing plate, floor plates, superstructure
Plate or steel board etc., profiled sheet are located at the bottom of concrete slab, permanent formwork during as casting concrete, and are used as building
The bottom steel bar stress of plate participates in the Force Calculation of floor, and composite floor is collectively forming with concrete slab.
The shortcoming that existing composite floor technology is present：
1st, the profiled sheet of composite floor is connected excessively complicated with girder steel, need to be followed closely using socket cap weldering by profiled sheet and steel
Beam is welded and fixed, and welding capacity is big, and comprehensive cost is high, and efficiency is low；
2nd, the direct span of composite floor is limited, it is necessary to which doing secondary beam by shaped steel realizes large span, because shaped steel is standard
Length, needs to block or dock when using, adds manufacturing cost；And the amount of deflection after secondary beam stress increases and increased with span,
Later stage furred ceiling is caused to fit up difficulty；
3rd, the concrete amount of composite floor is big, dead load can be caused to increase, and then cause the connecting node with girder steel
Locate anti-seismic construction measure complicated, basic measure cost increase increases overall structure construction cost；
4th, participating in the profiled sheet bottom surface of Force Calculation needs brushing fireproof coating, and fire prevention treatment measures are costly.
Utility model content
The utility model proposes a kind of thin wall type girder steel and composite floor, to solve to be difficult to prison in real time in the prior art
The problem of test tube line breakage is accurately positioned.
What the technical solution of the utility model was realized in：
A kind of thin wall type girder steel, including：Upper end, bottom and web therebetween is connected to, and three is one
Body；The upper end is S-type, Curved hook type or triangle；Bottom is in Curved hook type or triangle.
As further improvement of the utility model, the top of Curved hook type upper end is in level, the bottom of Curved hook type bottom
Portion is in level, and triangle is isosceles triangle or equilateral triangle.
As further improvement of the utility model, the top of web offers row's shuttering supporting hole, shuttering supporting hole
Lower section positioned at upper end.
As further improvement of the utility model, shuttering supporting hole is shaped as Long Circle, circle, triangle, rectangle
Or square.
As further improvement of the utility model, the centre of web offers a comb string holes, the diameter of pipeline hole with
The height ratio of girder steel is 1:1.5-2.5.
As further improvement of the utility model, pipeline hole is shaped as Long Circle, ellipse, circle, rectangle or just
It is square.
As further improvement of the utility model, the edge of the one or both sides of pipeline hole is flange.
As further improvement of the utility model, in addition to：L-shaped connector, it includes：What is contacted with wall is outstanding
Hanging part and the fixed part being connected with beam body, the two is in one and angle >=90 ° of formation；The face that suspention portion is contacted with wall is in
Level；Connector is inverted, and its fixed part is connected in the end of web, and suspention portion is located at the outside of web.
As further improvement of the utility model, the material of girder steel is galvanized steel strip, and the thickness of steel band is 2mm to 4mm.
The utility model further relates to a kind of composite floor, including：Multiple above-mentioned thin wall type girder steels, floor arrangement of reinforcement and concrete
The upper end of floor, floor arrangement of reinforcement and girder steel is embedded in concrete building intralamellar part, and the upper-end part of driving of girder steel is under floor arrangement of reinforcement
Side.
The beneficial effects of the utility model are as follows：
1st, thin wall type girder steel of the present utility model, its upper end (bending of S types, triangular form bending or Curved hook type bending) is to coagulation
Soil forms one and bonded, and increases force-trans-ferring contact surface；The triangular form section one of thin wall type girder steel lower end is to facilitate roll forming, two
It is to increase tensile zone cross-sectional area, three are to provide the out of plane stiffness of a tensile region；Girder steel is continuously given birth to using tamping plant
Production, is blocked by design size, without blocking or spreading, and one deflection of beam can also be given in efficiency high, and production process, is used
To offset the deformation after installation in loading process；
2nd, composite floor of the present utility model, the upper end of girder steel is directly embedded in concrete building intralamellar part, does not have die mould steel
Plate, does not produce Welding Problems；And concrete forms effective pressurized zone, the pressure-bearing advantage of concrete is taken full advantage of and high-strength
The tension advantage shape of thin wall type girder steel；There is no profiled sheet, reduce fire prevention sprayed surface product, fire prevention treatment measures expense drop
It is low.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing used required in description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is several section configuration schematic diagrames of thin wall type girder steel in embodiment；
Fig. 2 is the structural representation of thin wall type girder steel in embodiment；
Fig. 3 is the structural representation of composite floor in embodiment；
Fig. 4 is the side view of view shown in Fig. 3.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
As illustrated in fig. 1 and 2, it is the structural representation of thin wall type girder steel in embodiment.
Thin wall type girder steel in illustrative embodiment, including：Upper end 1, bottom 2 and it is connected to therebetween
Web 3, and three is integrated；Upper end 1 is S-type, Curved hook type or triangle；Bottom 2 is in Curved hook type or triangle.
In above-described embodiment preferably, the top of Curved hook type upper end is in level, and the bottom of Curved hook type bottom is in level,
Triangle is isosceles triangle or equilateral triangle.
In embodiment, the top of web 3 offers row's shuttering supporting hole 4, and shuttering supporting hole 4 is located under upper end 1
Side.Shuttering supporting hole 4 is used to support concrete blinding, and compared with steel depth of beam, the size in shuttering supporting hole 4 is smaller, can root
Adjusted according to actual conditions.
Preferably, shuttering supporting hole 4 is shaped as Long Circle, circle, triangle, rectangular or square.
In embodiment, the centre of web 3 offers a comb string holes 5, and the diameter of pipeline hole 5 and the height ratio of girder steel are
1:1.5-2.5；Preferably, during deck-molding 400mm pipeline hole 5 diameter 250mm, the diameter 90mm of pipeline hole 5 during deck-molding 200mm.
This structure is easy to wiring, it is not necessary to pipeline or threading are walked under beam, directly passes through pipeline from pipeline hole 5.
Preferably, pipeline hole 5 is shaped as Long Circle, ellipse, circle, rectangular or square.
Preferably, the edge of the one or both sides of pipeline hole 5 is flange, is reinforcement verge of opening, to make up web holes
Hole weaken.
Thin wall type girder steel in embodiment, in addition to：L-shaped connector 6, it includes：The suspention portion that is contacted with wall and
The fixed part being connected with beam body, the two is in one and angle >=90 ° of formation；The face that suspention portion is contacted with wall is in level；
Connector is inverted, and its fixed part is connected in the end of web 3, and suspention portion is located at the outside of web 3.In use, using hanging
Girder steel is suspended on agent structure wall by mode.
Thin wall type girder steel is continuously produced using cold bending molding equipment in embodiment, and its raw material is galvanized steel strip, steel band
Material model Q235, Q345 or Q450, the zinc-plated amount of steel band are generally 275, and individual cases can be reduced；The thickness of steel band is 2mm
To 4mm.
The utility model further relates to a kind of composite floor, as shown in Figures 3 and 4, is that the structure of composite floor in embodiment is shown
It is intended to.Composite floor in embodiment, including：Thin wall type girder steel 7, floor arrangement of reinforcement 8 and concrete building in multiple above-described embodiments
The upper end 1 of plate 10, floor arrangement of reinforcement 8 and girder steel is embedded in the inside of concrete floor 10, and the upper end 1 of girder steel is located at floor arrangement of reinforcement
8 lower section.
Girder steel is usually I-steel, 6 meters of the size of standard type girder steel, 9 meters, 12 meters, need during practical application in the prior art
Block or spreading.And thin wall type girder steel of the present utility model, continuously produced, blocked by design size using tamping plant,
It need not block or spreading, efficiency high, one deflection of beam can also be given in production process, to offset loading process after installation
In deformation.
Thin wall type girder steel in embodiment, the S types bending of its upper end, triangular form bending or Curved hook type bending are formed to concrete
One bonds, and increases force-trans-ferring contact surface；The triangular form section of thin wall type girder steel lower end, one is to facilitate roll forming, and two be to add
Big tensile zone cross-sectional area, three are to provide the out of plane stiffness of a tensile region.Composite floor in embodiment, be it is a kind of according to
The structural system optimized by section stress, the upper end of girder steel is directly embedded in concrete building intralamellar part, without profiled sheet, no
Produce Welding Problems；And concrete forms effective pressurized zone, the pressure-bearing advantage and high intensity thinner tube of concrete are taken full advantage of
The tension advantage shape of section steel beam.
The upper end of thin wall type girder steel and the simple girder steel of joint connecting method of main frame system is directly buried in above-described embodiment
Located at concrete building intralamellar part, easily operation, welding capacity is small, and overall structure steel using amount is substantially reduced, comprehensive cost reduction, work
Efficiency high.Thin wall type girder steel belongs to continuous rolling production, is produced according to design length, whole beam splices without docking, cold roll forming is thin
Wall-shaped girder steel cross sectional shape passes through optimization design, and pre- arch camber when beam can be produced by rolling unit can balance out perseverance
Deflection value caused by carrying, facilitates the later stage to fit up.The consumption of concrete is reduced, mitigates dead load, and then node anti-seismic construction is arranged
Applying can summary processing, basic measure cost reduction, the reduction of overall structure construction cost.Composite floor in embodiment is not pressed
Shape steel plate, reduces fire prevention sprayed surface product, the expense reduction of fire prevention treatment measures.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc. should be included in the utility model
Protection domain within.
Claims (10)
1. a kind of thin wall type girder steel, it is characterised in that including：Upper end (1), bottom (2) and it is connected to therebetween
Web (3), and three is integrated；The upper end (1) is S-type, Curved hook type or triangle；The bottom (2) is in Curved hook type
Or triangle.
2. thin wall type girder steel according to claim 1, it is characterised in that the top of Curved hook type upper end is in level, hook
The bottom of type bottom is in level, and the triangle is isosceles triangle or equilateral triangle.
3. thin wall type girder steel according to claim 1, it is characterised in that the top of the web (3) offers row's mould
Plate supported hole (4), the shuttering supporting hole (4) is located at the lower section of the upper end (1).
4. thin wall type girder steel according to claim 3, it is characterised in that being shaped as the shuttering supporting hole (4) is oval
Shape, circle, triangle, rectangular or square.
5. thin wall type girder steel according to claim 1, it is characterised in that the centre of the web (3) offers a comb
String holes (5), the diameter of the pipeline hole (5) is 1 with the height ratio of the girder steel:1.5-2.5.
6. thin wall type girder steel according to claim 5, it is characterised in that the pipeline hole (5) be shaped as Long Circle, it is ellipse
Circular, circular, rectangular or square.
7. thin wall type girder steel according to claim 5, it is characterised in that the side of the one or both sides of the pipeline hole (5)
Edge is flange.
8. thin wall type girder steel according to claim 1, it is characterised in that also include：L-shaped connector (6), it is wrapped
Include：The suspention portion contacted with wall and the fixed part being connected with beam body, the two is in one and angle >=90 ° of formation；It is described
The face that suspention portion is contacted with wall is in level；The connector is inverted, and its fixed part is connected in the end of the web (3), institute
State the outside that suspention portion is located at the web (3).
9. thin wall type girder steel according to claim 1, it is characterised in that the material of the girder steel is galvanized steel strip, steel band
Thickness be 2mm to 4mm.
10. a kind of composite floor, it is characterised in that including：Multiple thin wall types as described in claim 1-8 any claims
The upper end of girder steel (7), floor arrangement of reinforcement (8) and concrete floor (10), the floor arrangement of reinforcement (8) and the girder steel is embedded in institute
Concrete building intralamellar part is stated, the upper-end part of driving of the girder steel is in the lower section of the floor arrangement of reinforcement (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720129577.1U CN206448440U (en) | 2017-02-14 | 2017-02-14 | A kind of thin wall type girder steel and composite floor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720129577.1U CN206448440U (en) | 2017-02-14 | 2017-02-14 | A kind of thin wall type girder steel and composite floor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206448440U true CN206448440U (en) | 2017-08-29 |
Family
ID=59666202
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720129577.1U Expired - Fee Related CN206448440U (en) | 2017-02-14 | 2017-02-14 | A kind of thin wall type girder steel and composite floor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206448440U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110258887A (en) * | 2019-06-25 | 2019-09-20 | 杭州聚源建筑设计有限公司 | A kind of long-span beams rod structure and its construction method |
-
2017
- 2017-02-14 CN CN201720129577.1U patent/CN206448440U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110258887A (en) * | 2019-06-25 | 2019-09-20 | 杭州聚源建筑设计有限公司 | A kind of long-span beams rod structure and its construction method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205653944U (en) | Prestressed concrete truss superimposed sheet | |
| CN106049255A (en) | Simple-support variant-continuous structure of steel-ultrahigh performance concrete light composite beam and construction method for same | |
| CN207419711U (en) | Steel plate shear force wall and the connection structure of steel bar girder floor plates | |
| CN104264584B (en) | Combined cable-girder anchoring structure of pre-stressed concrete cable-stayed bridge top | |
| CN102926504A (en) | Connecting steel construction member for steel and concrete overlapped beam combined part and construction method thereof | |
| CN209855047U (en) | Full-bolt-connection high-strength steel plate assembled beam-concrete slab combined beam | |
| CN208668596U (en) | A kind of reinforced concrete girder slab system and prefabricated post assembly node | |
| CN109797651A (en) | A kind of flat combined box beam with corrugated sheet steel internal model | |
| CN201133085Y (en) | Structure for enhancing external prestressing force effect | |
| CN215629423U (en) | Profiled steel sheet laying structure suitable for support-free construction of steel-concrete composite beam bridge | |
| CN107724540A (en) | Steel plate shear force wall and the attachment structure and its construction method of steel bar girder floor plates | |
| CN206448440U (en) | A kind of thin wall type girder steel and composite floor | |
| CN101967795B (en) | Novel built-in cable-truss anchoring structure and construction method thereof | |
| CN105735099B (en) | Construction time uses the simple supported-to-continuous girder bridge and its construction method of external prestressing | |
| CN107119582B (en) | T-shaped rigid frame bridge back tower cable-stayed reinforcing structure and construction method thereof | |
| CN207904735U (en) | A kind of split type steel box girder | |
| CN206722216U (en) | A kind of prefabricated girder of laminated floor slab | |
| CN217000420U (en) | Bottom die floor support plate steel bar truss free of disassembly | |
| CN110952457A (en) | Steel plate combined beam bridge support-free cast-in-place concrete device and construction method | |
| CN203296051U (en) | Prestress fish belly sill supporting strut end | |
| CN206635638U (en) | Using the prefabricated thin-wall bent cap of prestressing with bond system | |
| CN215563714U (en) | Prefabricated assembly type prestressed steel reinforced concrete multi-web hollow composite floor slab | |
| CN113445429A (en) | Profiled steel sheet laying structure suitable for support-free construction of steel-concrete composite beam bridge | |
| CN205741926U (en) | Stretch-draw prepressing device in Cast-in-situ Beam steel pipe beret truss platform | |
| CN212426678U (en) | Assembled light steel sheet composite beam bridge structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170829 Termination date: 20180214 |