CN205576747U - Cast -in -place panel braced system of U type roof beam - Google Patents
Cast -in -place panel braced system of U type roof beam Download PDFInfo
- Publication number
- CN205576747U CN205576747U CN201620309891.3U CN201620309891U CN205576747U CN 205576747 U CN205576747 U CN 205576747U CN 201620309891 U CN201620309891 U CN 201620309891U CN 205576747 U CN205576747 U CN 205576747U
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- shaped beam
- crossbeam
- longeron
- cast
- base plate
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Abstract
The utility model relates to a bridge construction flange plate construction field specifically indicates a cast -in -place panel braced system of U type roof beam. Including edge of a wing formwork support structure and roof beam body formwork support structure, edge of a wing formwork support structure includes a plurality of A -frame that fix outside two U type roof beams of the horizontal both sides of pontic, a -frame include the anchor the longeron of U type roof beam lateral part, fix the crossbeam on the longeron and be located the longeron and the crossbeam between the bracing, crossbeam one end is fixed in the upper end of longeron, and the other end outwards extends to the direction along horizontal bridge, and the up end that is located many crossbeams of pontic homonymy is in same horizontal plane, and the flitch has been erect to the upper end of crossbeam, and roof beam body formwork support structure includes concrete precast slab and steel sheet. The utility model discloses a A -frame uses bolt and U type roof beam fixed connection as the supporting structure that supports the template, a -frame, convenient to detach installation, and atress well -formed, construction speed is fast, the improvement of very big degree the efficiency of construction of flange plate.
Description
Technical field
This utility model relates to bridge cast-in-place panel construction field, in particular to a kind of U-shaped beam
Cast-in-place panel support system.
Background technology
Existing highway bridge building time, generally the beam body lower end frame at bridge be provided with many along bridge to U
Type beam, U-shaped distance between girders parallel arrangement is in order to supporting bridge beam body.Beam body pours and is divided into two parts,
One is that the bridge beam body on U-shaped beam pours, and another part is pouring of flange plate.For U
The cast-in-place panel of type beam is constructed, and Normal practice is to set up support and pre-outside web in U-shaped beam
Bury steel plate, owing in U-shaped beam, Spatial General 6 R is less, operation inconvenience, support removing is difficult to,
Even not remove, less economical, operation complexity, inefficient；Additionally pre-embedded steel slab impact
Beam body presentation quality.
And flange plate is constructed, Normal practice is the outer pre-embedded steel slab of U-shaped web, at steel
Welding support system on plate, after having constructed, pre-embedded steel slab difficult treatment, easily get rusty,
Affecting beam body presentation quality, conventional bracket system is the heaviest in addition, installation difficulty, economy
Difference.
Summary of the invention
The purpose of this utility model seeks to solve the deficiency of above-mentioned background technology, it is provided that a kind of U
Type beam cast-in-place panel support system.
The technical solution of the utility model is: a kind of U-shaped beam cast-in-place panel support system, its
It is characterised by: include flange template support structure and the beam body template being positioned at U-shaped beam upper end is propped up
Support structure；Described flange template support structure includes multiple being fixed on outermost two of pontic
A-frame on U-shaped beam；Described A-frame includes by bolt anchoring at U-shaped beam
The longeron of sidepiece, the crossbeam being fixed on longeron and the diagonal brace between longeron and crossbeam；Institute
The crossbeam one end stated is fixed on the upper end of longeron, and the other end stretches out along direction across bridge direction, position
It is provided with in same level, the upper end frame of crossbeam in the upper end surface of many crossbeams of pontic homonymy
The many flitches in order to support flange template along bridge genesis analysis.
The most described beam body formwork support structure includes being arranged between adjacent U-shaped beam
Concrete prefabricated board.
The most described beam body formwork support structure includes being arranged on U-shaped beam U mouth upper end
Steel plate.
The most described longeron is that two panels is fitted in the side plate outside U-shaped beam and is fixed on
The U-shape structure that base plate between two panels side plate is formed；Described base plate is bolted on U
The outside of type beam；Described crossbeam and the end of diagonal brace are welded on plate outer side end face.
The most described base plate and the junction point of bolt are near the upper end of base plate, and base plate is with oblique
The junction point of support is near the lower end of base plate.
It is provided with off-load block between the most described flitch and crossbeam.
Advantage of the present utility model has:
1, efficiency of construction is high: concrete prefabricated board and steel plate are back court processing and fabricating, on-the-spot
Lifting, A-frame is the lightest, quick for installation, and speed of application is fast, improves flange plate
Efficiency of construction.
2, easy to operate: concrete prefabricated board and steel plate are on-site hoisting, the later stage not removes,
This falsework simple in construction, stress is clear and definite and the lightest, an only fining twisted steel
Bolt is fixing to be connected, convenient to assemble and disassemble.
3, economy is strong: after having constructed, and concrete prefabricated board and steel plate become cast-in-place panel
A part, common stress, decreasing construction put into, this falsework is small members,
Lightweight, less investment, economy is strong.
4, constructional appearance is not affected: this falsework is only fixed in beam body by a bolt,
Later stage processes convenient, does not affect constructional appearance.
Accompanying drawing explanation
Fig. 1: direction across bridge schematic diagram of the present utility model；
Fig. 2: longeron of the present utility model, crossbeam and template connecting structure schematic diagram；
Fig. 3: the top view of A-frame of the present utility model；
Fig. 4: top view of the present utility model (does not place template, flitch and off-load block)
Wherein: 1 U-shaped beam；2 longerons；3 crossbeams；4 diagonal braces；5 flitches；6—
Template；7 side plates；8 base plates；9 bolts；10 off-load blocks；11 is concrete prefabricated
Plate；12 steel plates.
Detailed description of the invention
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings.
Such as Fig. 1～3, pontic is arranged with the U-shaped beam 1 of many, and U-shaped beam 1 is as support
Structure is parallel to each other and is intervally arranged.The formwork bracing system of the present embodiment is divided into two parts, and one is
Beam body formwork support structure, is exactly additionally flange template support structure.Wherein flange template supports
Structure includes being positioned at the outermost two single u-shaped beams 1 of pontic, and (outside of the present embodiment refers to along pontic
Both lateral sides, the direction away from pontic is outside) the upper A-frame structure arranged.Such as Fig. 4
Shown in, the present embodiment is evenly arranged with multiple three at the outside spacers of outermost U-shaped beam 1
Angle support.
As shown in figures 2-3, the supporting structure of the present embodiment is A-frame structure, including leading to
Cross the longeron 2 that bolt 9 is anchored at U-shaped beam 1 sidepiece, crossbeam 3 and being fixed on longeron 2
Diagonal brace 4 between longeron 2 and crossbeam 3, diagonal brace 4 upper end is fixed on the lower end of crossbeam 3
Face, lower end is fixed on the lower end position of longeron 2, so can form stable gusseted knot
Structure, it is simple to stable braced wing listrium template 6.
As shown in Figure 4, it is positioned at the A-frame parallel interval arrangement of pontic homonymy, all of horizontal stroke
The upper end surface of beam 3 is in same level, and crossbeam 3 is added is provided with many along pontic genesis analysis
Flitch 5, flitch 5 is for support shuttering 6.Wherein it is provided with between flitch 5 and crossbeam 3
Off-load block 10.
In order to ensure that stress more equalizes, the longeron of the present embodiment is U-shape structure, including two
Sheet edge is fitted in the side plate 7 outside U-shaped beam 1 and the end being fixed between two panels side plate 7
Plate 8, side plate 7 one end is fitted in the outside of U-shaped beam 1, and the other end is fixed on base plate 8.
The end of crossbeam 3 is welded on base plate 8 upper end, and the lower end of diagonal brace 4 is welded on the lower end of base plate 8.
Base plate 8 is anchored on the outside of U-shaped beam 1 by bolt 9 through base plate 8.
The junction point of base plate 8 and bolt 9 is near the upper end position of base plate 8, and such setting makes
The structure of A-frame is more stable, and stress is the most reasonable.
The beam body formwork support structure of the present embodiment includes the U mouth upper end being arranged at U-shaped beam 1
Steel plate 12 and the concrete prefabricated board 11 that is arranged between adjacent U-shaped beam 1, such as Fig. 1 institute
Showing, the two ends of concrete prefabricated board 11 are separately fixed at the upper end of the U-shaped beam of adjacent two 1,
Steel plate 12 and concrete prefabricated board 11 form the supporting surface supporting beam body template.
During use, steel plate 12 is installed, at adjacent U-shaped beam in the U mouth upper end of U-shaped beam 1
Concrete prefabricated board 11 is installed between 1.Simultaneously by bolt 9 through base plate 8 and U-shaped beam 1
A-frame is fixed on the outside of the outermost U-shaped beam 1 of pontic, added at crossbeam 3
If flitch 5 structure being longitudinally arranged along bridge, off-load block 10 is set between flitch 5 and crossbeam 3,
Flange template 6 is installed on flitch 5 again.Then panel construction is poured.After having poured, tear open
Except off-load block 10, make template 6 and the edge of a wing poured depart from, dismantle spider and flitch,
It is moved into next section of pontic, again installs and carry out panel construction and pour.
Of the present utility model ultimate principle, principal character and this practicality are more than shown and described new
The advantage of type.Skilled person will appreciate that of the industry, this utility model is not by above-described embodiment
Restriction, principle of the present utility model is simply described described in above-described embodiment and description,
On the premise of without departing from this utility model spirit and scope, this utility model also has various change
Change and improve, in the range of these changes and improvements both fall within claimed this utility model.This
Utility model claims scope and is defined by appending claims and equivalent thereof.
Claims (6)
1. a U-shaped beam cast-in-place panel support system, it is characterised in that: include flange template
Supporting construction and the beam body formwork support structure being positioned at U-shaped beam upper end；Described flange template
Supporting construction includes that multiple triangle being fixed on the outermost two single u-shaped beams (1) of pontic props up
Frame；Described A-frame includes being anchored at U-shaped beam (1) sidepiece by bolt (9)
Longeron (2), the crossbeam (3) being fixed on longeron (2) and be positioned at longeron (2) and crossbeam
(3) diagonal brace (4) between；Described crossbeam (3) one end is fixed on the upper of longeron (2)
End, the other end stretches out along direction across bridge direction, is positioned at many crossbeams (3) of pontic homonymy
Upper end surface in same level, the upper end frame of crossbeam (3) is provided with many along bridge longitudinally point
The flitch (5) in order to support flange template (6) of cloth.
A kind of U-shaped beam the most as claimed in claim 1 cast-in-place panel support system, its feature
It is: described beam body formwork support structure includes being arranged between adjacent U-shaped beam (1)
Concrete prefabricated board (11).
A kind of U-shaped beam the most as claimed in claim 1 cast-in-place panel support system, its feature
It is: described beam body formwork support structure includes being arranged on U-shaped beam (1) U mouth upper end
Steel plate (12).
A kind of U-shaped beam the most as claimed in claim 1 cast-in-place panel support system, its feature
It is: described longeron (2) is the side plate (7) that two panels is fitted in U-shaped beam (1) outside
And the U-shape structure that the base plate (8) being fixed between two panels side plate (7) is formed；Described
Base plate (8) is fixed on the outside of U-shaped beam (1) by bolt (9)；Described crossbeam (3)
It is welded in base plate (8) end face outside with the end of diagonal brace (4).
A kind of U-shaped beam the most as claimed in claim 4 cast-in-place panel support system, its feature
Be: the junction point of described base plate (8) and bolt (9) near the upper end of base plate (8),
The junction point of base plate (8) and diagonal brace (4) is near the lower end of base plate (8).
A kind of U-shaped beam the most as claimed in claim 1 cast-in-place panel support system, its feature
It is: between described flitch (5) and crossbeam (3), be provided with off-load block (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620309891.3U CN205576747U (en) | 2016-04-14 | 2016-04-14 | Cast -in -place panel braced system of U type roof beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620309891.3U CN205576747U (en) | 2016-04-14 | 2016-04-14 | Cast -in -place panel braced system of U type roof beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205576747U true CN205576747U (en) | 2016-09-14 |
Family
ID=56861858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620309891.3U Expired - Fee Related CN205576747U (en) | 2016-04-14 | 2016-04-14 | Cast -in -place panel braced system of U type roof beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205576747U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107237270A (en) * | 2017-07-18 | 2017-10-10 | 中交第二航务工程局有限公司 | A kind of construction method of girder construction |
| CN107401121A (en) * | 2017-07-24 | 2017-11-28 | 中交第二航务工程局有限公司 | A kind of beam prefabricated cast-in-place design and construction methods of U |
| CN108060634A (en) * | 2017-12-04 | 2018-05-22 | 湖南大学 | Duplexing font ultra-high performance concrete-normal concrete composite beam bridge girder construction and its construction method |
| CN109797642A (en) * | 2019-03-21 | 2019-05-24 | 福州大学 | Prestressing force assembled UHPC overpass and its construction method |
| CN113585105A (en) * | 2021-08-31 | 2021-11-02 | 中国水利水电第五工程局有限公司 | Bridge cornice rapid construction steel structure platform |
-
2016
- 2016-04-14 CN CN201620309891.3U patent/CN205576747U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107237270A (en) * | 2017-07-18 | 2017-10-10 | 中交第二航务工程局有限公司 | A kind of construction method of girder construction |
| CN107401121A (en) * | 2017-07-24 | 2017-11-28 | 中交第二航务工程局有限公司 | A kind of beam prefabricated cast-in-place design and construction methods of U |
| CN108060634A (en) * | 2017-12-04 | 2018-05-22 | 湖南大学 | Duplexing font ultra-high performance concrete-normal concrete composite beam bridge girder construction and its construction method |
| CN109797642A (en) * | 2019-03-21 | 2019-05-24 | 福州大学 | Prestressing force assembled UHPC overpass and its construction method |
| CN109797642B (en) * | 2019-03-21 | 2023-12-08 | 福州大学 | Prestressed assembled UHPC pedestrian overpass and construction method thereof |
| CN113585105A (en) * | 2021-08-31 | 2021-11-02 | 中国水利水电第五工程局有限公司 | Bridge cornice rapid construction steel structure platform |
| CN113585105B (en) * | 2021-08-31 | 2022-11-11 | 中国水利水电第五工程局有限公司 | Bridge cornice rapid construction steel structure platform |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160914 Termination date: 20210414 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |