CN206553938U - Bridge pier integral formwork support one-shot forming structure - Google Patents
Bridge pier integral formwork support one-shot forming structure Download PDFInfo
- Publication number
- CN206553938U CN206553938U CN201621452913.8U CN201621452913U CN206553938U CN 206553938 U CN206553938 U CN 206553938U CN 201621452913 U CN201621452913 U CN 201621452913U CN 206553938 U CN206553938 U CN 206553938U
- Authority
- CN
- China
- Prior art keywords
- template
- bridge pier
- horn mouth
- built
- shot forming
- 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.)
- Active
Links
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The utility model is related to bridge pier integral formwork support one-shot forming structure, is mainly made up of operating platform, set shaped steel formwork, scaffold system and built-in fitting；Operating platform is mainly made up of platform springboard, lower channel and workbench；Set shaped steel formwork is made up of standard paragraphs template and horn mouth template, and standard paragraphs template and horn mouth template composition are constituted by panel, flange, cross rib, perpendicular rib, draw-bar seat, arc reinforcement, channel-section steel, R plates and attached vibrator；Scaffold system is main to be made up of montant, cross bar, Crossing brace, adjustable bolt, flitch, adjustable jacking；Built-in fitting includes tapping pipe, pre-buried bellows and PVC sleeve pipes.The utility model has the advantages that environment-friendly, easy construction, cheap.
Description
Technical field
The utility model is related to a kind of bridge pier integral formwork support one-shot forming structure.
Background technology
At present, domestic overpass two-columned pier pier stud construction generally uses H type twin columns, and mostly curve variable cross-section loudspeaker
Mouth bridge-type, and binder span is larger, pier stud binder is relatively conventional using prestressing force form, the queen post highly more than 10 meters
The construction of H types pier stud is more using segmentation casting method, and secondary formwork is difficult and leaves substantially segmentation and connects stubble, if primary concreting outward appearance into
Type effect is undesirable；And in concreting, leakiness of disposably vibrating, with binder connecting portion steel at bridge pier variable cross-section
Muscle is closeer, and bell mouth shape anchor notch and binder prestress pipe gather with reinforcing bar, such as primary concreting, below variable cross-section horn mouth
Vertical section is difficult vibration compacting.
In summary, existing two-columned pier low construction efficiency is not high, and construction quality is difficult to ensure that, is existed substantial amounts of
Open defect.In consideration of it, need badly at present a kind of efficiency of construction of utility model is high, quality is secure bridge pier integral formwork support once into
Type structure.
Utility model content
The purpose of this utility model be to provide a kind of efficiency of construction is high, quality is secure bridge pier integral formwork support once into
Type structure, makes every effort to bridge pier one piece and pours shaping, optimized construction procedure improves construction efficiency, lifts engineering construction quality.
The purpose of this utility model is achieved through the following technical solutions:Bridge pier integral formwork support one-shot forming structure, it is main
To be made up of operating platform, set shaped steel formwork, scaffold system and built-in fitting；Operating platform is main by platform springboard, lead to up and down
Road and workbench composition；Set shaped steel formwork is made up of standard paragraphs template and horn mouth template, standard paragraphs template and loudspeaker mouth mold
Plate composition is constituted by panel, flange, cross rib, perpendicular rib, draw-bar seat, arc reinforcement, channel-section steel, R plates and attached vibrator；Pin
Hand cradle system is main to be made up of montant, cross bar, Crossing brace, adjustable bolt, flitch, adjustable jacking；Built-in fitting includes sluicing
Pipe, pre-buried bellows and PVC sleeve pipes.
The beneficial effects of the utility model are:
(1) it is disposable by the colligation of bridge pier reinforcing bar and model sheetinstallat in place, and primary concreting concrete can reduce process ring
Section, reduces labor intensity, accelerating construction progress.
(2) be segmented pouring construction compared with, can be prevented effectively from joint part concrete leakiness, seam substantially, segmentation concrete color
The difference phenomenon such as larger, it is ensured that Surface Quality of Concrete meets design requirement.
(3) one-time-concreting technique is used, secondary formwork difficulty can be reduced, it is to avoid the secondary reinforcement installation of bridge pier binder, template
Install and pollution of the concreting to bottom finished product.
(4) accurately it is connected by being accurately positioned prestressing force corrugated conduit, anchor notch being reserved with template, post-stressed muscle
Laying to increase local pressure at the span of binder, curved section horn mouth moulding uneven (pier stud eccentric compression), apply pre-
Stress enhances the resistance of bridge pier.
Brief description of the drawings
Fig. 1 is a kind of bridge pier integral formwork support one-shot forming agent structure schematic diagram of the utility model；
Fig. 2 is standard paragraphs template front view；
Fig. 3 is standard paragraphs template upward view；
Fig. 4 is standard paragraphs template top view；
Fig. 5 is loudspeaker mouth template front view；
Fig. 6 is loudspeaker mouth template side view；
Fig. 7 is loudspeaker mouth template upward view；
Fig. 8 is loudspeaker mouth template top view；
Fig. 9 is the utility model construction flow chart.
Description of reference numerals：1- panels, 2- platform springboards, 3- lower channels, 4- workbenches, 5- flanges, 6- cross ribs, 7-
Perpendicular rib, 8- tapping pipes, the pre-buried bellowss of 9-, 10-PVC sleeve pipes, 11- montants, 12- cross bars, 13- Crossing braces, 14- can adjust spiral shell
Bolt, 15- flitches, 16- can adjust jacking, and 17- is to pull bar, 18- draw-bar seats, 19- arc reinforcements, 20- channel-section steels, 21-R plates,
22- attached vibrators.
Embodiment
The utility model is described further with reference to embodiment.The explanation of following embodiments is only intended to help and managed
Solve the utility model.It should be pointed out that for those skilled in the art, not departing from the utility model principle
On the premise of, some improvement and modification can also be carried out to the utility model, these are improved and modification also falls into the utility model
In scope of the claims.
Reinforcing bar colligation, welding technique requirement in present embodiment, large-scale steel form concatenation construction technique, binder post stretching are pre-
Stress tension technology etc. is repeated no more, and emphasis illustrates what the bridge pier integral formwork support one-shot forming structure that the utility model is related to was installed
Embodiment.
Fig. 1 is a kind of bridge pier integral formwork support one-shot forming agent structure schematic diagram of the utility model；Fig. 2 to Fig. 4 is standard
Section template schematic diagram；Fig. 5 to Fig. 8 is loudspeaker mouth template schematic diagram；
Bridge pier integral formwork support one-shot forming structure shown in reference picture 1-8, by operating platform, set shaped steel formwork, scaffold
System, the composition such as built-in fitting.
Operating platform is by platform springboard 2, lower channel 3, the grade of workbench 4 composition.
Set shaped steel formwork is made up of standard paragraphs template and horn mouth template, by panel 1, flange 5, cross rib 6, perpendicular rib 7, drawing
Pole socket 18, arc reinforcement 19, channel-section steel 20, R plates 21 are constituted, attached vibrator 22.
Scaffold system is by montant 11, cross bar 12, Crossing brace 13, adjustable bolt 14, flitch 15, adjustable jacking 16
Deng composition.
Built-in fitting includes tapping pipe 8, pre-buried bellows 9, PVC sleeve pipes 10 etc..
As shown in figure 9, bridge pier integral formwork support one-shot forming structure construction step is as follows：
1) cushion cap face is handled：According to the pier stud sideline of surveying and locating, using manually to Construction Joint face scope progress dabbing
Until exposing coarse aggregate, while clearing up the cement mortar on pier stud embedded bar top layer, and rinsed well with high pressure clear water.
2) pier stud construction cripple is set up：Pier shaft surrounding is set up double using Φ 48mm × 3.0mm design of coupler scaffold
Arrange scaffold.Double-pole scaffold is set up around pier stud surrounding closure, and vertically and horizontally spacing is 90 × 90cm, cross bar step pitch 120cm.Pin
Hand cradle basis fall within cushion cap and firm ground on, scaffold its four sides by code requirement set Crossing brace, scaffold
Set up according to design of coupler scaffold regulation enforcement, surrounding and horizontal direction are respectively provided with safety guard net, and set up lower platform
Above and below workmen.
3) reinforcing bar system is pacified：The reinforcing bar of different construction parts is stored classifiedly in reinforcement yard, and is numbered, pier stud master
Muscle, stirrup and binder matrix tablet make to be started to install after shaping.Then first colligation pier stud stirrup lifts to binder bottom position
Matrix tablet and pier stud cage bar are welded to form entirety by binder framework of steel reinforcement piece, welder's welding, treat matrix tablet all after the completion of welding
Colligation residue stirrup, construction muscle and encryption reinforcing bar, and prestressing force corrugated conduit is worn, prestressing force bellows is in advance using coordinate
Positioning, welding well word hoop or fixed using U-shaped card.
4) model sheetinstallat：Using set shaped steel formwork, formed by processing customization in factory, especially horn mouth curved section line style stream
Freely, graceful, control is accurate, and prestressed anchor notch position is stayed in advance to be set, and wherein horn mouth should carry out pre- with binder linkage section template
It is assembled, it is ensured that matched moulds zero deflection, internal corner part connection are accurate in work progress.Bridge abutment moulding plate it is main by regulating block (10cm,
30cm, 50cm, 100cm), standard knot, horn mouth variable cross-section curved section template, binder bed die, side form composition.Have after assembling
Enough rigidity, strength and stability.Template polishing, derusting, brushing releasing agent；First install bottom regulation steel form (30cm or
50cm), further according to pier stud height selection standard section and regulating block integral assembling, and highly to divide by single pier stud four sides to be assembled into whole
Body big-size formwork is lifted, and is reinforced finally by corner Screw arbor with nut at both-ends.Fill variable cross-section section loudspeaker mouth template；Set up bowl button
Formula scaffold, installs variable cross-section horn mouth and binder connecting portion template, it is fixed with bottom vertical section template, then installs and be
Beam bottom mother plate, is attached with bridge pier horn mouth, reinforces, while adjusting jacking, installs horn mouth side template.Prestressed anchor groove position
Loudspeaker mouth template is put finally to install.
5) concreting：Mould, one-time continuous cast are entered using automobile pump concrete.Pier shaft concrete uses laminated pouring,
Every layer of thickness control is in 30~50cm.Pier top reinforced mesh mesh 10cm × 10cm, in construction to automotive pump conveying tube end
Spreading vertical tube, a diameter of 80mm of hard tube, material is metal iron pipe, and length is 3m, can be according to live actual height spreading or dismounting.
6) form removable, health：Draw is produced to prevent in concrete that moisture evaporation is too fast, and ensures hydrated cementitious mistake
Journey is smoothed out, after pier stud concreting is finished, and watering maintenance was proceeded by every 2 hours or so.When concrete strength reaches
Pier Formwork is removed to 2.5MPa, binder bed die should can bear it from gravity and other possible superposition lotuses in concrete strength
It can be removed during load.After the completion of form removable, pier stud, binder are integrally wrapped up using plastic sheeting immediately, fencing lawn is carried out,
Curing period, is not less than 7 days.
7) binder prestressed stretch-draw mud jacking：When concrete strength reaches 90% and age is not less than 7 days, prestressing force is carried out
Steel stranded wire penetrating adapter, and tensioning.Prestress wire lashing uses high speed strand pulling machine.Before tensioning clear up anchor cushion block on cement mortar and
Iron rust, and itself and ripple pore central perpendicularity are checked, if any deviation, with wedge-shaped steel cushion block.One end uses the big jack of 100t,
The other end uses the per share tensioning 5t respectively of small jack, then big jack one-end tension.
Claims (1)
1. a kind of bridge pier integral formwork support one-shot forming structure, it is characterised in that：Mainly by operating platform, set shaped steel formwork, pin hand
Frame system and built-in fitting composition；Operating platform is mainly made up of platform springboard (2), lower channel (3) and workbench (4)；It is fixed
Steel form is made up of standard paragraphs template and horn mouth template, and standard paragraphs template and horn mouth template composition are by panel (1), method
Blue (5), cross rib (6), perpendicular rib (7), draw-bar seat (18), arc reinforcement (19), channel-section steel (20), R plates (21) and adhesion type vibrate
Device (22) is constituted；Scaffold system is main by montant (11), cross bar (12), Crossing brace (13), adjustable bolt (14), flitch
(15) it, can adjust jacking (16) composition；Built-in fitting includes tapping pipe (8), pre-buried bellows (9) and PVC sleeve pipes (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621452913.8U CN206553938U (en) | 2016-12-28 | 2016-12-28 | Bridge pier integral formwork support one-shot forming structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621452913.8U CN206553938U (en) | 2016-12-28 | 2016-12-28 | Bridge pier integral formwork support one-shot forming structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206553938U true CN206553938U (en) | 2017-10-13 |
Family
ID=60359536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621452913.8U Active CN206553938U (en) | 2016-12-28 | 2016-12-28 | Bridge pier integral formwork support one-shot forming structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206553938U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113279334A (en) * | 2021-05-19 | 2021-08-20 | 安徽省路港工程有限责任公司 | Construction method of one-step pouring molding system of double-column type vase pier steel template |
-
2016
- 2016-12-28 CN CN201621452913.8U patent/CN206553938U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113279334A (en) * | 2021-05-19 | 2021-08-20 | 安徽省路港工程有限责任公司 | Construction method of one-step pouring molding system of double-column type vase pier steel template |
| CN113279334B (en) * | 2021-05-19 | 2022-09-27 | 安徽省路港工程有限责任公司 | Construction method of one-step pouring molding system of double-column type vase pier steel template |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106677069B (en) | A kind of construction method of bridge pier integral formwork support one-shot forming structure | |
| CN207143755U (en) | A kind of adjustable bracket for No. 0 block of bridge pier | |
| CN202359506U (en) | Double hoop supporting system for pier column capping beam | |
| CN107119574A (en) | A kind of Cantilever Construction Method of arch rib bridge girder | |
| CN206267422U (en) | A kind of assembly concrete superposed column | |
| CN102251481B (en) | Railway pier layered construction method and construction device | |
| CN105908864A (en) | Interface crack preventing structure for filling brickwork and framework shear wall and construction method | |
| CN107419802A (en) | A kind of Precast Concrete Frame and construction method | |
| CN110512524A (en) | A kind of bridge pier column safe construction method | |
| CN206174120U (en) | Prefabricated constructional column and structure thereof | |
| CN211007659U (en) | Device for controlling forming of embedded steel plate in concrete column on column surface | |
| CN108678218A (en) | Assembly concrete shear wall and its method of construction based on multipurpose thin-wall steel tube | |
| CN106346596A (en) | Precast stair template matching system | |
| CN105128131A (en) | Method for manufacturing prestressed hollow slab beam through polystyrene foam | |
| CN105804395A (en) | Staircase one-step continuous casting forming construction method based on integral shaped formwork | |
| CN206917087U (en) | A kind of prefabricated assembling type reinforced concrete framework open tubular column and its making mould | |
| CN113389379A (en) | Construction method of post-cast strip floor with independent support | |
| CN102409848A (en) | Construction molding methods for light-weight ribbed floorslab and light-weight ribbed floor | |
| CN206553938U (en) | Bridge pier integral formwork support one-shot forming structure | |
| CN108316150A (en) | The construction system and construction method of Cable stayed Bridge Main Tower and steel anchor beam | |
| CN107217790A (en) | A kind of prefabricated assembling type reinforced concrete framework open tubular column and its construction method | |
| CN114277672B (en) | Large-span prestressed concrete bent cap structure and construction method thereof | |
| CN110080299A (en) | A kind of shallow embedding mountain tunnel open-cut engineering method | |
| CN206448272U (en) | Roadbed side slope arched framework one-time-shaped mould | |
| CN213952981U (en) | Steel pipe supporting base of stair platform |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |