CN107524089A - Lighting Fast Installation and detachable small box girder steel form and construction method - Google Patents
Lighting Fast Installation and detachable small box girder steel form and construction method Download PDFInfo
- Publication number
- CN107524089A CN107524089A CN201710748319.6A CN201710748319A CN107524089A CN 107524089 A CN107524089 A CN 107524089A CN 201710748319 A CN201710748319 A CN 201710748319A CN 107524089 A CN107524089 A CN 107524089A
- Authority
- CN
- China
- Prior art keywords
- box girder
- bed die
- small box
- side form
- fast installation
- 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.)
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Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 69
- 239000010959 steel Substances 0.000 title claims abstract description 69
- 238000009434 installation Methods 0.000 title claims abstract description 40
- 238000010276 construction Methods 0.000 title claims abstract description 19
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000000725 suspension Substances 0.000 claims description 6
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 239000003351 stiffener Substances 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 abstract description 3
- 239000011150 reinforced concrete Substances 0.000 description 4
- 238000011065 in-situ storage Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005304 joining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D2/00—Bridges characterised by the cross-section of their bearing spanning structure
- E01D2/04—Bridges characterised by the cross-section of their bearing spanning structure of the box-girder type
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Rod-Shaped Construction Members (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The present invention relates to lighting Fast Installation and detachable small box girder steel form and construction method, including side form, counterdie and core, bed die, side form set limiting square steels in bottom, and Fast Installation is realized with the spacing pedestal connection set on bed die, core bottom is fixed by screw-thread steel, in work progress, 2 bed dies are set, after the completion of pouring construction, it can be installed to another bed die by once removing core and side form and continuously constructed.The present invention compared with the existing technology, has construction is simple, and the advantages of can continuously constructing, mould splicing is quick, and the making for carrying out next small box girder can be directly lifted after the small box girder that completes, and increases efficiency of construction.
Description
[technical field]
The present invention relates to lighting Fast Installation and detachable small box girder steel form and construction method.
[background technology]
One kind of science of bridge building central sill, inside is hollow shape, and there is the edge of a wing top both sides, similar chest, thus is gained the name.Divide single
Case, more casees etc..
The box beam of reinforced concrete structure is divided into prefabricated case beam and cast-in-situ box girder.In the box beam joining rack that independent place is prefabricated
Bridge machine can be set up after the completion of the engineering of bottom, can be accelerated project progress, be saved the duration；Cast-in-situ box girder is used for Large Scale and Continuous
Bridge.It is common at present to be divided with material, mainly there are two kinds, when prestressed reinforced concrete box beam, first, steel box-girder.Wherein, in advance should
Power reinforced concrete box beam is site operation, and in addition to having longitudinal prestressing, some also set up transverse prestress；Steel box-girder usually exists
In-site installation is transported to after being processed in factory again, there is full steel structure, also there is part plus reinforced concrete pave-load layer.
Wherein steel box-girder, ntitorque steel plate box-girder is called, is the conventional structure type of Large Span Bridges.It is larger to be commonly used in span
Bridge on.External form is as a chest therefore is called steel box-girder.
However, in the construction method of existing small box girder, the concatenation construction of template is more complicated, during construction,
Making multiterminal small box girder needs to make one by one successively, takes longer.
[content of the invention]
Complicated it is an object of the invention to solve the construction of prior art small box girder, time-consuming for model sheetinstallat, is unfavorable for continuous
The problem of construction.
To achieve these goals, there is provided a kind of lighting Fast Installation and detachable small box girder steel form, including side form,
Bed die and core,
Described side form bottom is provided with limiting square steels along mould length direction,
Described bed die both sides are provided with the spacing pedestal for fixing limiting square steels, spacing pedestal upper table along mould length direction
Face is provided with bolster, and pin-and-hole is provided with the outer end of spacing pedestal, and Fixed latches are inserted with described pin-and-hole, and described consolidates
Determining latch bottom has the inserted sheet coordinated with pin-and-hole, and inner side has the clamping face for being used for clamping limiting square steels, and Fixed latches are inserted
Piece is inserted in pin-and-hole, the limiting square steels that face, bolster and bed die clamping sides fix side form bottom is clamped, to realize side form and bed die
Installation,
Core bottom centre is evenly arranged with multiple upper threaded securing bores along mould length direction, and bed die upper surface is along mould length direction
Lower threaded securing bores corresponding with upper threaded securing bores are provided with, corresponding upper and lower threaded securing bores pass through screw-thread steel or tapered
Nut is fixed, to realize the installation of core.
Above-mentioned lighting Fast Installation and detachable small box girder steel form also have following optimization structure：
Described side form is by left side mould and right side mould by being connected and composed to drawing.
Side form is by left side mould and right side mould by being connected and composed to drawing.
Described left and right side form includes molded surface and fixed frame.
Stiffener is provided with around the threaded securing bores of described bed die.
Also include end mould.
Set along mould length direction by multistage core.
The clamping face bottom is provided with the slot coordinated with pin-and-hole hole wall, while inserted sheet inserts pin-and-hole, hole wall insertion
In described slot.
Present invention additionally comprises a kind of construction method of small box girder, using the lighting Fast Installation and detachable of said structure
Small box girder steel form makes small box girder, comprises the following steps：
Step 1: two bed dies are set at the scene,
Step 2: connect described core on a bed die by described screw-thread steel wherein,
Step 3: on supporting leg of the both sides side form by c-type suspension hook integral installation to bed die both sides,
Step 4: the limiting square steels of side form are placed on described bolster, Fixed latches, the clamping of Fixed latches are inserted
Face, bolster and bed die clamping sides fix the limiting square steels of side form bottom, to realize the installation of side form and bed die,
Step 5: installing end mould additional pours small box girder,
Step 6: small box girder is poured after completing, both sides side form is by c-type suspension hook integral demounting and is installed to another piece
On the supporting leg of bed die both sides,
Step 7: removing core, described core is connected by described screw-thread steel on another bed die,
Step 8: pulling down Fixed latches to unclamp the clamping to limiting square steels, side form is removed, the limiting square steels of side form are put
Put onto the bolster of place bed die, insert Fixed latches, clamping face, bolster and the bed die clamping sides of Fixed latches fix side form
The limiting square steels of bottom, to realize the installation of side form and bed die.
The present invention compared with the existing technology, has construction is simple, and the advantages of can continuously constructing, mould splicing is quick, is making
Make directly lift the making for carrying out next small box girder after completing a small box girder, increase efficiency of construction.
[brief description of the drawings]
Fig. 1 is the axonometric drawing of lighting Fast Installation and detachable small box girder steel form；
Fig. 2 is the splicing schematic cross-section of lighting Fast Installation and detachable small box girder steel form；
Fig. 3 is the splicing schematic cross-section of core and bed die；
1. core, 2. side form, 3. bed die 4., 6. pillow of spacing 5. limiting square steels of pedestal, 7. Fixed latches 8. in figure
The fining twisted steel of leg 9. and tapered cup nut 10. are to pull bar.
[embodiment]
Hereinafter, it is described further in conjunction with the embodiments with accompanying drawing for the present invention, embodiment and accompanying drawing are only used for explaining
Illustrate rather than limit protection scope of the present invention.
Lighting Fast Installation and detachable small box girder steel form in the present embodiment have following structure,
As shown in Fig. 2 including side form, bed die and core,
Side form by left side mould and right side mould by being connected and composed to pull bar to drawing, left and right side form include molded surface
And fixed frame, fixed frame can be made of by rigid materials such as square steel, for support molded surface, this structure for
Those skilled in the art be it is clear, its can by left and right side set pull bar connecting node after by draw set pair
Draw pull bar, and in side form by left side mould and right side mould by being connected and composed to drawing, realize being relatively fixed for left and right side form, and
In the present embodiment, unlike the prior art, side form bottom is provided with limiting square steels along mould length direction,
Described bed die both sides are provided with the spacing pedestal for fixing limiting square steels, spacing pedestal upper table along mould length direction
Face is provided with bolster, and pin-and-hole is provided with the outer end of spacing pedestal, and Fixed latches are inserted with described pin-and-hole, and described consolidates
Determining latch bottom has the inserted sheet coordinated with pin-and-hole, and inner side has the clamping face for being used for clamping limiting square steels, and Fixed latches are inserted
Piece is inserted in pin-and-hole, is clamped face bottom and is provided with the slot coordinated with pin-and-hole hole wall, while inserted sheet inserts pin-and-hole, hole wall insertion
In described slot, the limiting square steels that face, bolster and bed die clamping sides fix side form bottom are clamped, to realize side form and bed die
Installation,
As shown in figure 3, core bottom centre is evenly arranged with multiple upper threaded securing bores, bed die upper surface along mould length direction
Mould length direction is provided with lower threaded securing bores corresponding with upper threaded securing bores, corresponding upper and lower threaded securing bores pass through essence
Roll screw-thread steel and tapered cup nut is fixed, stiffener is provided with around the threaded securing bores of bed die, to realize the installation of core, installation
The lighting Fast Installation and detachable small box girder steel form of completion are as shown in Figure 1.
Before pouring, it is also necessary to which in the rear and front end of lighting Fast Installation and detachable small box girder steel form, end mould is set
Blocked,
Small box girder is made using the lighting Fast Installation and detachable small box girder steel form of said structure, in manufacturing process
In, part steps use prior art, and in the present invention without expansion, existing step is included such as,
Processing, installation bellows and the reserved passage of the bottom plate, web reinforcement of early stage, the present invention is only for box beam mould
Structure and construction method improve, to realize the continuous making of small box girder, comprise the following steps：
Step 1: two bed dies are set at the scene,
Step 2: connect described core on a bed die by described screw-thread steel wherein,
Step 3: on supporting leg of the both sides side form by c-type suspension hook integral installation to both sides,
Step 4: the limiting square steels of side form are placed on described bolster, Fixed latches, the clamping of Fixed latches are inserted
Face, bolster and bed die clamping sides fix the limiting square steels of side form bottom, to realize the installation of side form and bed die,
Step 5: installing end mould additional pours small box girder,
Step 6: small box girder is poured after completing, both sides side form is by c-type suspension hook integral demounting and is installed to another piece
On bed die supporting leg,
Step 7: removing core, described core is connected by described screw-thread steel on another bed die；
Step 8 pulls down Fixed latches to unclamp the clamping to limiting square steels, removes side form, the limiting square steels of side form are put
Put onto the bolster of place bed die, insert Fixed latches, clamping face, bolster and the bed die clamping sides of Fixed latches fix side form
The limiting square steels of bottom, to realize the installation of side form and bed die.
After form removal, it is also necessary to the steps such as sealing of hole, health, dabbing are carried out for small box girder,
Above-mentioned construction procedure can allow one group of side form and core to touch continuous making small box girder, can be under the premise of cost-effective
Ensure construction quality.
Claims (9)
1. a kind of lighting Fast Installation and detachable small box girder steel form, including side form, bed die and core, it is characterised in that：
Described side form bottom is provided with limiting square steels along mould length direction,
Described bed die both sides are provided with the spacing pedestal for fixing limiting square steels along mould length direction, and spacing pedestal upper surface is set
Bolster is equipped with, pin-and-hole is provided with the outer end of spacing pedestal, Fixed latches are inserted with described pin-and-hole, described fixation is inserted
Selling bottom has the inserted sheet coordinated with pin-and-hole, and inner side has the clamping face for being used for clamping limiting square steels, and the inserted sheet of Fixed latches is inserted
In pin-and-hole, the limiting square steels that face, bolster and bed die clamping sides fix side form bottom are clamped, to realize the peace of side form and bed die
Dress,
Core bottom centre is evenly arranged with multiple upper threaded securing bores along mould length direction, and bed die upper surface is set along mould length direction
There are lower threaded securing bores corresponding with upper threaded securing bores, corresponding upper and lower threaded securing bores pass through screw-thread steel or conic
It is fixed, to realize the installation of core.
2. lighting Fast Installation as claimed in claim 1 and detachable small box girder steel form, it is characterised in that described side
Mould is by left side mould and right side mould by being connected and composed to drawing.
3. lighting Fast Installation as claimed in claim 1 or 2 and detachable small box girder steel form, it is characterised in that side form two
Side sets multiple supporting legs to be supported fixation along mould length direction.
4. lighting Fast Installation as claimed in claim 2 and detachable small box girder steel form, it is characterised in that a described left side,
Right side mould includes molded surface and fixed frame.
5. lighting Fast Installation as claimed in claim 1 and detachable small box girder steel form, it is characterised in that described bottom
Stiffener is provided with around the threaded securing bores of mould.
6. lighting Fast Installation as claimed in claim 1 and detachable small box girder steel form, it is characterised in that also include end
Mould.
7. lighting Fast Installation as claimed in claim 1 and detachable small box girder steel form, it is characterised in that rectangular along mould
To setting by multistage core.
8. lighting Fast Installation as claimed in claim 1 and detachable small box girder steel form, it is characterised in that the clamping
Face bottom is provided with the slot coordinated with pin-and-hole hole wall, while inserted sheet inserts pin-and-hole, in the described slot of hole wall insertion.
9. a kind of construction method of small box girder, it is characterised in that using any lighting Fast Installation in claim 1~8 and tear open
Unload formula small box girder steel form and make small box girder, comprise the following steps：
Step 1: two bed dies are set at the scene,
Step 2: connect described core on a bed die by described screw-thread steel wherein,
Step 3: on supporting leg of the both sides side form by c-type suspension hook integral installation to bed die both sides,
Step 4: the limiting square steels of side form are placed on described bolster, insertion Fixed latches, the clamping face of Fixed latches,
Bolster and bed die clamping sides fix the limiting square steels of side form bottom, to realize the installation of side form and bed die,
Step 5: installing end mould additional pours small box girder,
Step 6: small box girder is poured after completing, both sides side form is by c-type suspension hook integral demounting and is installed to another piece of bed die
On the supporting leg of both sides,
Step 7: removing core, described core is connected by described screw-thread steel on another bed die,
Step 8: pulling down Fixed latches to unclamp the clamping to limiting square steels, side form is removed, the limiting square steels of side form are placed into
On the bolster of place bed die, Fixed latches are inserted, clamping face, bolster and the bed die clamping sides of Fixed latches fix side form bottom
Limiting square steels, to realize the installation of side form and bed die.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710748319.6A CN107524089B (en) | 2017-08-28 | 2017-08-28 | Portable small box girder steel template capable of being quickly installed and detached and construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710748319.6A CN107524089B (en) | 2017-08-28 | 2017-08-28 | Portable small box girder steel template capable of being quickly installed and detached and construction method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107524089A true CN107524089A (en) | 2017-12-29 |
| CN107524089B CN107524089B (en) | 2023-10-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710748319.6A Active CN107524089B (en) | 2017-08-28 | 2017-08-28 | Portable small box girder steel template capable of being quickly installed and detached and construction method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112482247A (en) * | 2020-11-21 | 2021-03-12 | 江苏永联精筑建设集团有限公司 | End template for cantilever beam hanging basket construction and cantilever beam hanging basket pouring construction method |
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2017
- 2017-08-28 CN CN201710748319.6A patent/CN107524089B/en active Active
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112482247A (en) * | 2020-11-21 | 2021-03-12 | 江苏永联精筑建设集团有限公司 | End template for cantilever beam hanging basket construction and cantilever beam hanging basket pouring construction method |
| CN112482247B (en) * | 2020-11-21 | 2022-06-21 | 江苏永联精筑建设集团有限公司 | End template for cantilever beam hanging basket construction and cantilever beam hanging basket pouring construction method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107524089B (en) | 2023-10-24 |
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