CN103388305A - Railway T-beam cast-in-site bridge deck forming machine - Google Patents
Railway T-beam cast-in-site bridge deck forming machine Download PDFInfo
- Publication number
- CN103388305A CN103388305A CN2013103591935A CN201310359193A CN103388305A CN 103388305 A CN103388305 A CN 103388305A CN 2013103591935 A CN2013103591935 A CN 2013103591935A CN 201310359193 A CN201310359193 A CN 201310359193A CN 103388305 A CN103388305 A CN 103388305A
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- bed die
- bridge deck
- door frame
- forming machine
- bridge
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Abstract
The invention discloses a railway T-beam cast-in-site bridge deck forming machine which can be used for site concrete pouring and forming construction of a T-beam bridge deck and also used for similar engineering construction. According to the structure of the railway T-beam cast-in-site bridge deck forming machine, a rigid portal frame which is in central symmetry about a bridge cross section is arranged on the bridge cross section outside a railway station boundary; the portal frame is arranged on a portal frame base foot; the portal frame base foot is positioned by a beam top and a side edge; a portal frame extending part reaches the outermost edge so as to form a lower hanging rod in an extending manner; a bridge deck bottom die is hinged to the lower hanging rod; a driving device drives the bottom die to rotate, thus realizing die assembling and die stripping; an upper pin shaft, which is connected with the portal frame extending part, of the lower hanging rod is detached; and the bottom die is fixed with the lower hanging rod and rotates around a lower pin shaft, which is connected with the portal frame extending part, of the lower hanging rod onto the bridge deck, thus traveling on a road bed section. Every two portal frames are connected to form an integrated basic knot along the longitudinal direction of a bridge, so that the forming machine can travel. A mounting state is that the basic knots are connected with one another to form a whole; and the portal frames are connected with the bottom die through bolts, and the beam top is fastened, so that the forming machine is integrated with a beam.
Description
1, technical field
The present invention relates to the cast-in-place bridge deck forming machine of a kind of railway T-beam, for the railway prefabricated post stretching Simple T-Girders of Speed 200 km/h passenger-cargo co (establishing sound barrier) (figure number: logical bridge (2012) 2209) invent, be used for this beam bridge panel cast-in-place concrete moulding, also can be used for the similar engineering construction.
2, background technology
Logical bridge (2012) 2209 Simple T-Girders design bridge deck cast in situs moulding after setting a roof beam in place.This beam type since issue, has not also had the ripe cast-in-place moulding facility of bridge deck, causes this beam type that application is not also arranged.Its Major Difficulties is: the bridge deck template is propped up and is torn difficulty open on bridge.If from the beam body reservation member formwork of taking root, operate very inconvenient, poor stability; If pendent form above bridge, solve suspention system safe transfer load to precast beam, also to solve suspention system and template easy installation and removal safety problem, guarantee that simultaneously in the bridge deck construction, engineering truck can pass through rail track.
3, summary of the invention
The present invention is the bridge deck forming machines, has realized that the bridge deck template mounts and dismounts easily and safely, guarantees that simultaneously in the bridge deck construction, engineering truck can pass through rail track, not at beam body set aside pre-embedded spare.Forming machine is installed (dismounting) and is completed in the Bridgehead by Blastig section, sails voluntarily (leaving) construction point into, and between work point, conversion is completed voluntarily.Adapt to different spans and single, double line bridge by changing forming machine of individual component.
The present invention solves its technical problem technical scheme: on the bridge cross section, at railroad platform gauge peripheral hardware rigidity door frame, door frame is with center line both sides, bridge cross section symmetrical (following the monolateral structure of narration).Door frame is arranged on the door frame footing, and the door frame footing is supported in the complete end face outermost end of precast beam, and the door frame footing is made structure and extended outside precast beam reservation side, with the side vertical plane, is adjacent to and realizes the door frame located lateral.
The bridge deck bed die is arranged on the door frame system: on the bridge cross section, stretch out laterally rigid rod to bridge deck the widest part from door frame, the rod member (the above door frame system that formed) to the bridge deck bottom surface that dangles to downward-extension in the rigid rod outermost end, the rod member bottom-hinged is installed the bridge deck bed die dangling.Drive unit (as hydraulic cylinder) the drive axle panel bed die that is installed on door frame rotates the installation and removal that realize the bridge deck bed die around jointed shaft.
Door frame system and door frame footing and the installation of bridge deck bed die on precast beam are fixed.Driven by Hydraulic Cylinder bridge deck bed die (engages with precast beam top board bottom surface) to installation site, with bolt, bridge deck bed die and door frame is connected and fixed along the rigid mount that bridge vertically stretches out, and clamps the precast beam top board.Side form and ancillary facility are installed on bed die.What specify is, the bridge deck bed die rotate the installing hole of institute on jointed shaft is dangling rod member be edge vertically to slotted hole, make bolt fixedly can regulate bridge deck bed die outside height when bed die and door frame, meet integral bridge linear.Gravity and other power of door frame system and door frame footing and the carrying of bridge deck bed die template, ancillary facility and cast-in-place bridge deck, and pass to precast beam.
Dangle and be connected into one by two hinging pin shafts in up and down between the overhanging rigid rod of rod member and door frame.Remove top bearing pin, simultaneously bridge deck bed die and the rod member that dangles are connected as a single entity, the together bearing pin rotation below dangling between the overhanging rigid bar of rod member and door frame of rod member and bed die of at this moment dangling, make more than template is threaded to bridge floor, be in length apart from walking states, can integral body be moved to the roadbed section.Otherwise, at this state, also can move into work point in bridge by the roadbed section.
Along bridge, a plurality of door frames are set vertically, namely each door frame is controlled one section bridge deck bed die, and every section bed die is distributed on the door frame both sides.Two door frames are connected as a single entity into fundamental segment.In form removal or long apart from walking states,, with 4 lift-up device (as jack) jack-up fundamental segment door frame, remove the door frame footing, change the wheel shaft that traveling on the line is installed.Between fundamental segment along circuit center hinge connective pole.On a fundamental segment wheel shaft, drive unit is installed therein, is driven car load and walk voluntarily.
Locate not spillage for guaranteeing installment state bed die and precast beam mating face, on bed die with the horizontal certain limit of precast beam joint in, vertical elongated edge fills out sponge or rubber, sponge or rubber are higher than 2 to 4 millimeters, bed die face, whole bed die face (comprising this joint) applies with stainless iron sheet, guarantees that joint is adjacent to and smoothly.The wide rubber belt sealing of bed die seam between fundamental segment, the gap larger part pours into foamed glue.
By changing the door frame top cross beam, forming machine is applicable to single track bridge and double track bridge.When double track bridge uses, increase by a cover wheel shaft.
By the increase and decrease fundamental segment, forming machine is applicable to 24 meters, 32 meters Span Beams.
The invention has the beneficial effects as follows, the constructor works on bridge floor, and safety is good; Bed die is made bulk, and peace is torn open by Driven by Hydraulic Cylinder, significantly saves the operating time, reduces labour intensity; The template installation accuracy control is convenient, and the seam crossing sealing is convenient and reliable, is conducive to quality control; Do not need built-in fitting on precast beam; In the bridge deck construction and maintenance, do not affect circuit on bridge and be open to traffic; Shift and complete voluntarily between work point, need the dismounting parts few, do not need crane gear, timing-saving and economic; Realize a tractor serves several purposes.
4, description of drawings
The present invention is further described below in conjunction with drawings and Examples.
Fig. 1 is single track bridge forming machine cross-sectional drawing, and left side is the template installment state, and right side is forming machine work point transfering state (demoulding state)
Fig. 2 is single track bridge forming machine cross-sectional drawing, and left side is long apart from walking states, and right side is that template is extremely long apart from walking states intermediate conversion process by demoulding state
Fig. 3 is double track bridge forming machine cross-sectional drawing, and left side is the template installment state, and right side is forming machine work point transfering state
Fig. 4 is that 32 meters beam forming machines are vertically schemed, left side be in Fig. 1 A to, right side be in Fig. 1 B to
1. single track bridge door frame crossbeams in figure, 2. door frame column, 3. diagonal member, rod member 4. dangles, 5. hydraulic cylinder, 6. bridge deck bed die, 7. vertical heavy frame, 8. attachment bolt, 9. door frame footing, 10. precast beam, 11. bridge deck to be built, 12. wheel shafts, 13. railway clearances, 14. rope, 15. double track bridge door frame crossbeams, 16. two-wire door frame intermediolateral columns, 17. diagonal brace, the 18. vertical heavy frames in the outside, 19. connecting rods
5, the specific embodiment
According to shown in Figure 1, on the bridge cross section, at rail track platform dividing peripheral hardware rigidity door frame.Door frame footing (9) is supported in the complete end face outermost end of precast beam (10), and the door frame footing is made structure and stretched into the vertical side edge of reserving for bridge deck to be built (11), realizes the door frame located lateral.Add two steel structural rod pieces (3) along door frame column (2) outside and form rigid triangle with column, bridge deck bed dies (6) are installed take this triangular construction as matrix.Bridge deck bed die (6) is along vertical 4 meters long one section, bridge, and the bed die width: the outside is installed side form with bridge floor the widest part and conveniently is as the criterion, and is inboard with 150 millimeters, mating face of precast beam (10) overlap joint, to be limited, and forms 4 meters long rigid templates.Outwards make the L shaped bar of rigidity 4 meters middle parts.Bridge deck bed die (6) with the triangular construction coupling method is: in the triangular construction outermost, the rod member that dangles (4) is installed, both are connected into rigid body by two bearing pins in up and down.L shaped bar with dangle rod member (4) by bearing pin hinged (rod member that dangles is slotted hole on (4), has and highly regulates space while making bed die (6) fixedly) herein, L shaped boom end and to be arranged on the hydraulic cylinder (5) of triangular construction hinged.It is the bed die installment state that the L shaped bar of hydraulic cylinder (5) driving makes bed die (6) level, and making bed die (6) is vertically demoulding state.When bed die (6) is in demoulding state, the upper pin of the rod member that dangles (4) is removed, the pin-and-hole that is arranged on L shaped rod member and rod member (4) reservation of dangling makes and both becomes rigid connection.Hydraulic cylinder (5) drives bed die and outwards turn to the bed die level around lower bearing pin, then continues that with jack bed die is gone to upwards position (this moment, hydraulic cylinder separated with L shaped bar) by the pulley that is installed on triangular construction top and be in long apart from walking states.Under demoulding state, forming machine can move into another work point of same bridge; Long apart under walking states, forming machine can leave bridge and sail the roadbed section into, or by the roadbed section, sails operating point in bridge into, realize bed die installment state opposite to said process.
As shown in Figure 4, along vertical every 4 meters of bridge, establish a door frame, every two door frames connect as one into 8 meters sections by bed die (6) with diagonal brace (17) or connecting rod (19).Forming machine walking, door frame are laid and are put in place, the soffit formwork peace is torn open all take 8 meters sections as fundamental segment.32 meters beams need 4 fundamental segments, two middle nodes, two end joints.The end joint with the middle node difference is: 4 meters of two door frame spacings of middle node, and respectively there are 2 meters soffit formwork cantilevers both sides; 5 meters of two door frame spacings of end joint, the beam-ends side has 1 meter soffit formwork cantilever segment, 2 meters soffit formwork cantilevers of opposite side.During the forming machine walking states, remove connecting rod (19) between fundamental segment, use rod member along circuit center hinge-coupled between fundamental segment, to adapt to route curve, turn.The wheel shaft (12) of one axle two-wheeled is installed as the walking of travelling wheel downline road under each door frame, on an axle, the walking of motor driven forming machine is installed therein.Separate each fundamental segment after arriving voluntarily work point,, with four jack difference jack-up fundamental segments, remove wheel shaft (12), door frame is installed on oneself lays on the door frame footing (9) that puts in place, more as stated above bed die is installed to level.Bed die is fixed: along bridge, vertical heavy frame (7) is installed vertically on adjacent two triangular construction, vertically heavy frame (7) on the bridge cross section apart from 200 millimeters of precast beam (10) ragged edges, vertical heavy frame (7) and bed die (6) are connected (bolt coat conical pipe so that after the bridge deck moulding demounting bolt) with attachment bolt (8), tight a bolt to bed die and precast beam concrete surface and be adjacent to; Upper along the vertical heavy frame (18) (having the guardrail function concurrently) in the bridge installation outside at the adjacent rod member that dangles (4), with bolt, vertical heavy frame (18) and bed die (6) are connected, tight a bolt suitable to the bed die height till, then tighten oppositely standby jack panel in case the bed die perk.Install 4 fundamental segments ready successively.In the end joint outside, vertically there is the cantilever of 1 meter heavy frame (7), (18).After bed die (6) installation in position, according to the bridge center line, side form is installed on bed die.
For guaranteeing that bed die (6) and precast beam (10) mating face locate not spillage, on bed die with 150 mm wides of precast beam joint in edge fill out sponge, sponge is higher than 2 millimeters, bed die face, whole bed die face applies with stainless iron sheet.The wide rubber belt sealing of bed die between fundamental segment (6) seam, the gap larger part pours into foamed glue.
After bridge deck maintenance moulding, can implement transverse stretching and mud jacking, form removal after completion.Remove vertical heavy frame (7), (18) between fundamental segment, Driven by Hydraulic Cylinder bed die (6) is threaded to demoulding state.At door frame stud jack-up fundamental segment, wheel shaft (12) is put into installation site under door frame with four jack, very heavy playback door frame makes wheel shaft enter that groove is in place to be got final product.Use rod member along circuit center hinge-coupled between fundamental segment, can certainly walk to next across the work point.Or between the dismounting fundamental segment vertically behind heavy frame (7), (18), revolve bed die (6) to long apart from walking states, but forming machine shift-in roadbed section.
24 meters girder span constructions only need to remove a joint interlude and get final product.
As shown in Figure 3, it is (15) that the construction of two-wire beam needs forming machine is changed the door frame crossbeam, increases by a cover traveling wheel shaft (12).
Claims (9)
1. the cast-in-place bridge deck forming machine of railway T-beam, it is characterized in that: place the rigidity door frame on the bridge cross section, door frame is symmetrical with the bridge center line, the bridge deck bed die is arranged on the door frame extended configuration, side form is arranged on the bridge deck bed die, with bolt, bridge deck bed die and door frame is connected and fixed along the rigid mount that bridge vertically stretches out, and clamps precast beam item plate, place a plurality of rigidity door frames along bridge longitudinal separation, connect between the rigidity door frame and form space structures.
2. the cast-in-place bridge deck forming machine of T beam according to claim 1, it is characterized in that: at rigidity door frame on the bridge cross section beyond the railroad platform gauge, the rigidity door frame is arranged on the door frame footing, and the door frame footing is placed in the complete end face outermost of precast beam and stretches out structure and is adjacent to location with complete end face side.
3. the cast-in-place bridge deck forming machine of T beam according to claim 1, it is characterized in that: take door frame as basic outwards rigidity, extend load-carrying construction to bridge floor the widest part to be built, the rod member (4) that dangles is installed on this load-carrying construction,, at the upper hinged installation bridge deck bed die (6) of the rod member that dangles (4), by the drive unit drive axle panel bed die that is installed on door frame, rotate the installation and removal that realize the bridge deck bed die around jointed shaft.
4. the cast-in-place bridge deck forming machine of T beam according to claim 3, it is characterized in that: drive unit drive axle panel bed die (6) is to installation site, with attachment bolt (8), vertical heavy frame (7), (18) and bed die (6) are connected, make door frame system and bed die step up the precast beam top board, door frame system, bed die and precast beam become one.
5. the cast-in-place bridge deck forming machine of T beam according to claim 3, it is characterized in that: the bridge deck bed die rotate the installing hole of institute on jointed shaft is dangling rod member be edge vertically to slotted hole, make bolt fixedly can regulate bridge deck bed die outside height when bed die and door frame.
6. the cast-in-place bridge deck forming machine of T beam according to claim 4, it is characterized in that: in the certain width of bridge deck bed die and precast beam top board joint, vertical elongated scope, edge is filled out sponge or rubber, sponge or rubber are higher than 2 to 4 millimeters, bed die face, and the bed die face applies with stainless iron sheet.
7. the cast-in-place bridge deck forming machine of T beam according to claim 3, it is characterized in that: load-carrying construction with dangle rod member (4) both by the up and down two bearing pins be connected into rigid body, when bed die (6) is in demoulding state, the upper pin of the rod member that dangles (4) is removed, simultaneously bed die and the rod member (4) that dangles are combined as a whole, can make bed die more than the lower bearing pin on the rod member that dangles (4) turns to bridge floor, realize that forming machine walks in the roadbed section.
8. the cast-in-place bridge deck forming machine of T beam according to claim 1, it is characterized in that: two door frames are connected as a single entity into fundamental segment, with lift-up device jack-up fundamental segment door frame, remove the door frame footing, be replaced by the wheel shaft of traveling on the line, on a fundamental segment wheel shaft, drive unit is installed therein, is driven car load and walk voluntarily.
9. the cast-in-place bridge deck forming machine of T beam according to claim 1 is characterized in that: by changing the door frame crossbeam, and the applicable single line of forming machine and two-wire beam, by increase and decrease intermediate base this section, forming machine is suitable for 24 meters, 32 meters beams.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103591935A CN103388305A (en) | 2013-08-19 | 2013-08-19 | Railway T-beam cast-in-site bridge deck forming machine |
| CN201410399875.3A CN104153297B (en) | 2013-08-19 | 2014-08-15 | The cast-in-place bridge floor panel moulding apparatus of railway T-beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103591935A CN103388305A (en) | 2013-08-19 | 2013-08-19 | Railway T-beam cast-in-site bridge deck forming machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103388305A true CN103388305A (en) | 2013-11-13 |
Family
ID=49532718
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013103591935A Pending CN103388305A (en) | 2013-08-19 | 2013-08-19 | Railway T-beam cast-in-site bridge deck forming machine |
| CN201410399875.3A Expired - Fee Related CN104153297B (en) | 2013-08-19 | 2014-08-15 | The cast-in-place bridge floor panel moulding apparatus of railway T-beam |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410399875.3A Expired - Fee Related CN104153297B (en) | 2013-08-19 | 2014-08-15 | The cast-in-place bridge floor panel moulding apparatus of railway T-beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN103388305A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104372746A (en) * | 2014-12-12 | 2015-02-25 | 大连鑫硕建筑劳务有限公司 | Prefabricated post-tensioning-method simply-supported T-girder concrete injection formwork support and mounting process thereof of railway bridge |
| CN108118621A (en) * | 2018-01-09 | 2018-06-05 | 郑州新大方重工科技有限公司 | For the large tonnage movable scaffolding system of combined highway and metro |
| CN108611994A (en) * | 2018-05-22 | 2018-10-02 | 郑州德威机械设备有限公司 | A kind of equipment and construction method for exchanging bridge |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105926441B (en) * | 2016-06-21 | 2017-06-23 | 中国水利水电第五工程局有限公司 | A kind of sliding form apparatus for bridge floor engineering construction |
| CN110130230B (en) * | 2019-06-24 | 2021-05-18 | 中铁二局集团有限公司 | Construction method for installing sound barrier by automatic traveling lifting lane-changing type trolley |
| CN111891966B (en) * | 2020-07-14 | 2021-11-02 | 中铁建工集团有限公司 | Rotary construction passage device between platform-crossing track lines |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4604841A (en) * | 1983-04-01 | 1986-08-12 | Barnoff Robert M | Continuous, precast, prestressed concrete bridge deck panel forms, precast parapets, and method of construction |
| JP2937741B2 (en) * | 1994-04-21 | 1999-08-23 | 株式会社ピー・エス | Side formwork for manufacturing precast blocks |
| CN202390773U (en) * | 2011-12-07 | 2012-08-22 | 中铁二局集团新运工程有限公司 | Split cantilever type cast-in-place flange plate model for T-shaped beam |
| CN202416190U (en) * | 2011-12-23 | 2012-09-05 | 中铁十九局集团第五工程有限公司 | Formwork for prefabricated box girder of rear poured flange slab |
| CN203110097U (en) * | 2012-12-06 | 2013-08-07 | 中铁六局集团有限公司 | Mould of prefabricated concrete box girder |
| CN103061242B (en) * | 2013-01-09 | 2016-02-03 | 中铁工程设计咨询集团有限公司 | A kind of simple T beam bridge with sound barrier |
-
2013
- 2013-08-19 CN CN2013103591935A patent/CN103388305A/en active Pending
-
2014
- 2014-08-15 CN CN201410399875.3A patent/CN104153297B/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104372746A (en) * | 2014-12-12 | 2015-02-25 | 大连鑫硕建筑劳务有限公司 | Prefabricated post-tensioning-method simply-supported T-girder concrete injection formwork support and mounting process thereof of railway bridge |
| CN104372746B (en) * | 2014-12-12 | 2016-02-17 | 大连鑫硕建筑劳务有限公司 | The prefabricated post stretching Simple T-Girders note concrete form support of railroad bridge and mounting process thereof |
| CN108118621A (en) * | 2018-01-09 | 2018-06-05 | 郑州新大方重工科技有限公司 | For the large tonnage movable scaffolding system of combined highway and metro |
| CN108611994A (en) * | 2018-05-22 | 2018-10-02 | 郑州德威机械设备有限公司 | A kind of equipment and construction method for exchanging bridge |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104153297A (en) | 2014-11-19 |
| CN104153297B (en) | 2019-02-26 |
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| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20131113 |