CN105442454A - Segmented self-traveling type cast-in-place beam hydraulic inner mould and mould erecting and demoulding method thereof - Google Patents
Segmented self-traveling type cast-in-place beam hydraulic inner mould and mould erecting and demoulding method thereof Download PDFInfo
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- CN105442454A CN105442454A CN201510989335.5A CN201510989335A CN105442454A CN 105442454 A CN105442454 A CN 105442454A CN 201510989335 A CN201510989335 A CN 201510989335A CN 105442454 A CN105442454 A CN 105442454A
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- mould
- moving platen
- shifting device
- template
- mould shifting
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- 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
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- 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
- E01D21/06—Methods or apparatus specially adapted for erecting or assembling bridges by translational movement of the bridge or bridge sections
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a segmented self-traveling type cast-in-place beam hydraulic inner mould and a mould erecting and demoulding method thereof. A mould moving device (2) is composed of a mould moving trolley (22), a guide column device (21), lateral oil cylinders (231), an ejecting oil cylinder (232), a hydraulic system (23) and an electrical system (24). The mould moving device (2) is movably connected with segmented formworks (1) through the guide column device (21). The mould moving trolley (22) is arranged on rails (3), and a formwork set is divided into the segmented formworks (1) in the beam length direction. Each segmented formwork (1) is composed of a top plate (11), upper movable formworks (12) and lower movable formworks (13), wherein the left end and the right end of the top plate (11) are symmetrically provided with the upper movable formworks (12) in a hinged mode, and the other ends of the upper movable formworks (12) are hinged to one ends of the lower movable formworks (13). The lateral oil cylinders (231) are connected between the upper movable formworks (12) and the mould moving device (2). Chain hoists (14) can be connected between the upper movable formworks (12) and the lower movable formworks (13). The ejecting oil cylinder (232) is installed between the guide column device (21) and the mould moving trolley (22). The mould is safe, efficient, good in overall stability and good in economic efficiency.
Description
Technical field
The present invention relates to a kind of Cast-in-situ Beam internal mold, particularly relate to a kind of merogenesis from walking type Cast-in-situ Beam hydraulic internal mold.The invention still further relates to the formwork erection release method of this merogenesis from walking type Cast-in-situ Beam hydraulic internal mold.
Background technology
At present, internal mold many employings fritter template assembly structure of cast-in-situ box girder, be made up of the template and formwork bracing system that form case beam inner chamber, tradition inside molding plate support system many employings mechanical type supporting way, template piecemeal is many, and installation and removal is all realized by artificial, efficiency is low, labour intensity is large, and poor working environment, the case beam presentation quality of making is poor.
Summary of the invention
First technical problem to be solved by this invention be to provide a kind of safe and efficient, resistance to overturning good and the merogenesis of good economy performance from walking type Cast-in-situ Beam hydraulic internal mold.
Second technical problem to be solved by this invention is to provide the formwork erection release method of this merogenesis from walking type Cast-in-situ Beam hydraulic internal mold.
In order to solve above-mentioned first technical problem, merogenesis provided by the invention is from walking type Cast-in-situ Beam hydraulic internal mold, comprise template group, mould shifting device and track, described mould shifting device is by shifting formwork dolly, be arranged on the post device on described shifting formwork dolly, side direction oil cylinder, jacking cylinder, hydraulic system and electrical system composition, described mould shifting device is flexibly connected with described sections template by described post device, described shifting formwork dolly is arranged on described track, described template group is divided into some sections templates along beam length direction, each described sections template is by top board, upper moving platen and lower moving platen composition, the two ends, left and right of described top board are symmetrical hinged is provided with described upper moving platen, the other end of described upper moving platen and one end of described lower moving platen hinged, described side direction oil cylinder is connected with between described upper moving platen and described mould shifting device, a chain block can be connected between described upper moving platen and described lower moving platen, described jacking cylinder is arranged between described post device and described shifting formwork dolly.
Described post device is made up of guide pillar and the guide pillar crossbeam that is connected with the upper end of described guide pillar.
Described shifting formwork dolly comprises guide pin bushing and two-row roller group, and described two-row roller group is arranged on described track.
Between described top board and described track, between described top board and described lower moving platen, between the upper moving platen of the left and right sides, be equipped with dismountable telescopic strut.
Described hydraulic system and described electrical system are all arranged on described mould shifting device, and described mould shifting device can separate with described template group, movement separately.
Described mould shifting device is single segmental length, can realize mould shifting device sharing at each sections by the link position and oil cylinder stroke adjusting oil cylinder.
Each oil cylinder on described mould shifting device is control separately.
Emergency stop switch is all equipped with in the two ends of described mould shifting device, realizes brake hard.
In order to solve second technical problem, use merogenesis provided by the invention is from the formwork erection release method of walking type Cast-in-situ Beam hydraulic internal mold, and step is as follows:
One, electrical system is started, by mould shifting device and sections formwork integral moving to corresponding sections position;
Two, start hydraulic power unit, first jacking cylinder is extended design load, then side direction oil cylinder is extended design load, lower dynamic model is put to duty by recycling chain block;
Three, between top board and lower moving platen, telescopic strut is installed;
Four, remove the connection between sections template and mould shifting device, contraction side is to oil cylinder and jacking cylinder;
Five, start electrical system, mould shifting device is shifted out, use for next sections template;
Six, other telescopic struts of installation form, the length of adjustment telescopic strut makes template reach duty size, and repeats above step and install next sections template until all installations;
The demoulding is implemented according to reverse order during formwork erection.
Adopt the merogenesis of technique scheme from walking type Cast-in-situ Beam hydraulic internal mold and formwork erection release method thereof, comprise template group, mould shifting device and track.Template group is divided into some sections along beam length direction, and each sections template is made up of top board, upper moving platen and lower moving platen, and adopt big-size formwork to be flexibly connected, top board is provided with roof rail, is also provided with chain block between upper moving platen and lower moving platen.The weight of each sections template all meets the rated load weight requirement of on-the-spot lifting appliance.Mould shifting device comprises post device, shifting formwork dolly, hydraulic system and electrical system, post device comprises guide pillar and guide pillar crossbeam, containing fixing guide pin bushing on shifting formwork dolly, guide pillar can slide in guide pin bushing, is provided with jacking cylinder between post device and shifting formwork dolly.Mould shifting device to be flexibly connected with sections template by guide pillar crossbeam and to be provided with side direction oil cylinder between the two.Primer fluid pressing system and electrical system, sections template can be shunk and drive it to roll away from from track and is installed on next Kong Liang by mould shifting device, and after sections model sheetinstallat completes, mould shifting device returns again, shrinks each sections successively, until whole template group installation.Dismountable telescopic strut is equipped with, to ensure rigidity and the resistance to overturning of template between top board and track, between top board and lower moving platen, between the upper moving platen of both sides.Adopt the mode folding and unfolding template that hydraulic pressure and chain block combine, adopt chain block to shrink to lower moving platen, increase and receive modular angle degree, and use safe ready, range of application is wider.Because hydraulic system and electrical system are all arranged on mould shifting device, only mould shifting device sharing at each sections need can be realized by the link position and oil cylinder stroke adjusting oil cylinder.Each oil cylinder on mould shifting device can control separately, avoids that single valve is multi-control occurs the phenomenon that template distortion is interfered.Emergency stop switch is all equipped with in mould shifting device two ends, can realize brake hard, increases working security.Mould shifting device only need make single segmental length, substantially increases the economy of template.
In sum, the present invention be a kind of safe and efficient, resistance to overturning good and the merogenesis of good economy performance from walking type Cast-in-situ Beam hydraulic internal mold and formwork erection release method thereof.
Accompanying drawing explanation
Fig. 1 is that the present invention receives mould view.
Fig. 2 is formwork erection view of the present invention
Fig. 3 is working state schematic representation of the present invention.
Fig. 4 is mould shifting device structure front schematic view.
Fig. 5 is mould shifting device texture edge schematic diagram.
Fig. 6 is shifting formwork process schematic of the present invention.
In figure:
1-sections template, 2-mould shifting device 3-track, 4-first hole beam, 5-second hole beam, 11-top board, the upper moving platen of 12-, moving platen under 13-, 14-chain block, 15-telescopic strut, 111-roof rail, 21-post device, 211-guide pillar crossbeam, 212-guide pillar, 22-shifting formwork dolly, 221-guide pin bushing, 222-roller set, 23-hydraulic system, 231-side direction oil cylinder, 232-jacking cylinder, 233-hydraulic power unit, 24-electrical system.
Detailed description of the invention
Below in conjunction with drawings and Examples, the invention will be further described.
As Fig. 1, Fig. 2, Fig. 3, shown in Fig. 4 and Fig. 5, merogenesis provided by the invention is from walking type Cast-in-situ Beam hydraulic internal mold, comprise template group, mould shifting device 2 and track 3, mould shifting device 2 is by shifting formwork dolly 22, be arranged on the post device 21 on shifting formwork dolly 22, side direction oil cylinder 231, jacking cylinder 232, hydraulic system 23 and electrical system 24 form, mould shifting device 2 is flexibly connected with sections template 1 by post device 21, shifting formwork dolly 22 arranges on the track 3, template group is divided into some sections templates 1 along beam length direction, each sections template 1 is by top board 11, upper moving platen 12 and lower moving platen 13 form, the two ends, left and right of top board 11 are symmetrical hinged is provided with moving platen 12, the other end of upper moving platen 12 and one end of lower moving platen 13 hinged, side direction oil cylinder 231 is connected with between upper moving platen 12 and mould shifting device 2, a chain block 14 can be connected between moving platen 12 and lower moving platen 13, jacking cylinder 232 is arranged between post device 21 and shifting formwork dolly 22.
Post device 21 is made up of guide pillar 212 and the guide pillar crossbeam 211 that is connected with the upper end of guide pillar 212.
Shifting formwork dolly 22 comprises guide pin bushing 221 and two-row roller group, and two-row roller group is installed on the track 3.The lower end of guide pillar 212 is inserted in guide pin bushing 221.
See Fig. 3, between top board 11 and track 3, between top board 11 and lower moving platen 13, between the upper moving platen 12 of the left and right sides, be equipped with dismountable telescopic strut 15.
Hydraulic system 23 and electrical system 24 are all arranged on mould shifting device 2, and mould shifting device 2 can separate with template group, movement separately.
Mould shifting device 2 is single segmental length, can realize mould shifting device sharing at each sections by the link position and oil cylinder stroke adjusting oil cylinder.
Each oil cylinder on mould shifting device 2 is control separately.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5 and Fig. 6, during formwork erection demoulding state, post device 21 is flexibly connected with the roof rail 111 on top board 11, symmetrically at the two ends, left and right of top board 11 hinged moving platen 12 and lower moving platen 13 are installed, between upper moving platen 12 and lower moving platen 13, chain block 14 are installed.Side direction oil cylinder 231 is installed between post device 21 and upper moving platen 12, jacking cylinder 232 is installed between post device 21 and shifting formwork dolly 22.Post device 21 is made up of guide pillar 212 and guide pillar crossbeam 211, and guide pillar 212 is installed in the guide pin bushing 221 on shifting formwork dolly 22, and can slide up and down in guide pin bushing 221.
When internal mold is in running order, between roof rail 111 and track 3, between the upper moving platen 12 of the left and right sides, between top board 11 and lower moving platen 13, telescopic strut 15 is all installed.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 5, this merogenesis is as follows from the formwork erection step of walking type Cast-in-situ Beam hydraulic internal mold:
One, start electrical system 24, mould shifting device 2 and sections template 1 are moved integrally corresponding sections position;
Two, start hydraulic power unit 233, first jacking cylinder 232 is extended design load, then side direction oil cylinder 231 is extended design load, lower dynamic model 13 is put to duty by recycling chain block 14;
Three, between top board 11 and lower moving platen 13, telescopic strut 15 is installed;
Four, remove the connection between sections template 1 and mould shifting device 2, contraction side is to oil cylinder 231, jacking cylinder 232;
Five, start electrical system 24, mould shifting device 2 is shifted out, use for next sections template;
Six, other telescopic struts 15 of installation form, the length of adjustment telescopic strut 15 makes template reach duty size, and repeats above step and install next sections template until all installations.
This merogenesis is implemented according to reverse order during formwork erection from the demoulding of walking type Cast-in-situ Beam hydraulic internal mold.Finally start electrical system 24 and sections template 1 is shifted out the first hole beam 4 with mould shifting device 2, and the model sheetinstallat of the second hole beam 5 is carried out in corresponding sections installation site sections template 1 being brought to the second hole beam 5, after installation, mould shifting device 2 sails back the demoulding that the first hole beam 4 carries out next sections again, until the whole installation of whole template group.
Claims (9)
1. a merogenesis is from walking type Cast-in-situ Beam hydraulic internal mold, it is characterized in that: comprise template group, mould shifting device (2) and track (3), described mould shifting device (2) is by shifting formwork dolly (22), be arranged on the post device (21) on described shifting formwork dolly (22), side direction oil cylinder (231), jacking cylinder (232), hydraulic system (23) and electrical system (24) composition, described shifting formwork dolly (22) is arranged on described track (3), described template group is divided into some sections templates (1) along beam length direction, each described sections template (1) is by top board (11), upper moving platen (12) and lower moving platen (13) composition, the two ends, left and right of described top board (11) are symmetrical hinged is provided with described upper moving platen (12), the other end of described upper moving platen (12) and one end of described lower moving platen (13) hinged, described side direction oil cylinder (231) is connected with between described upper moving platen (12) and described mould shifting device (2), chain block (14) can be connected between described upper moving platen (12) and described lower moving platen (13), described mould shifting device (2) is flexibly connected with described sections template (1) by described post device (21), described jacking cylinder (232) is arranged between described post device (21) and described shifting formwork dolly (22).
2. merogenesis according to claim 1 is from walking type Cast-in-situ Beam hydraulic internal mold, it is characterized in that: described post device (21) is made up of guide pillar (212) and the guide pillar crossbeam 211 that is connected with the upper end of described guide pillar (212).
3. merogenesis according to claim 1 and 2 is from walking type Cast-in-situ Beam hydraulic internal mold, it is characterized in that: described shifting formwork dolly (22) comprises guide pin bushing (221) and two-row roller group, described two-row roller group is arranged on described track (3).
4. merogenesis according to claim 1 and 2 is from walking type Cast-in-situ Beam hydraulic internal mold, it is characterized in that: between described top board (11) and described track (3), between described top board (11) and described lower moving platen (13), be equipped with dismountable telescopic strut (15) between the upper moving platen (12) of the left and right sides.
5. merogenesis according to claim 1 and 2 is from walking type Cast-in-situ Beam hydraulic internal mold, it is characterized in that: described hydraulic system (23) and described electrical system (24) are all arranged on described mould shifting device (2), described mould shifting device (2) can separate with described template group, movement separately.
6. merogenesis according to claim 1 and 2 is from walking type Cast-in-situ Beam hydraulic internal mold, it is characterized in that: described mould shifting device (2) is single segmental length, mould shifting device sharing at each sections can be realized by the link position and oil cylinder stroke adjusting oil cylinder.
7. merogenesis according to claim 1 and 2 is from walking type Cast-in-situ Beam hydraulic internal mold, it is characterized in that: each oil cylinder on described mould shifting device (2) is for controlling separately.
8. merogenesis according to claim 1 and 2 is from walking type Cast-in-situ Beam hydraulic internal mold, it is characterized in that: emergency stop switch is all equipped with in the two ends of described mould shifting device (2), realizes brake hard.
9. the merogenesis of use described in claim 1 is from the formwork erection release method of walking type Cast-in-situ Beam hydraulic internal mold, it is characterized in that: step is as follows:
One, electrical system is started, by mould shifting device and sections formwork integral moving to corresponding sections position;
Two, start hydraulic power unit, first jacking cylinder is extended design load, then side direction oil cylinder is extended design load, lower dynamic model is put to duty by recycling chain block;
Three, between top board and lower moving platen, telescopic strut is installed;
Four, remove the connection between sections template and mould shifting device, contraction side is to oil cylinder and jacking cylinder;
Five, start electrical system, mould shifting device is shifted out, use for next sections template;
Six, other telescopic struts of installation form, the length of adjustment telescopic strut makes template reach duty size, and repeats above step and install next sections template until all installations;
The demoulding is implemented according to reverse order during formwork erection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510989335.5A CN105442454A (en) | 2015-12-24 | 2015-12-24 | Segmented self-traveling type cast-in-place beam hydraulic inner mould and mould erecting and demoulding method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510989335.5A CN105442454A (en) | 2015-12-24 | 2015-12-24 | Segmented self-traveling type cast-in-place beam hydraulic inner mould and mould erecting and demoulding method thereof |
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| CN105442454A true CN105442454A (en) | 2016-03-30 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105926449A (en) * | 2016-05-04 | 2016-09-07 | 中国十九冶集团有限公司 | Bridge high pier rollover template disassembly method |
| CN108098982A (en) * | 2018-01-17 | 2018-06-01 | 中国铁道科学研究院 | Large-span Precast box beam hydraulic deploying and retracting internal mold |
| CN108999089A (en) * | 2018-08-14 | 2018-12-14 | 中铁十二局集团有限公司 | Adaptive inner form support system and adaptive internal model method for supporting |
| CN109629437A (en) * | 2019-01-11 | 2019-04-16 | 中国铁建大桥工程局集团有限公司 | A kind of mobile whole hole in-situ depositing equipment of box beam and its application method |
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| CN204278196U (en) * | 2014-12-03 | 2015-04-22 | 湖南中铁五新钢模有限责任公司 | A kind of jacking cylinder underneath type prefabricated subsection box girder inner formwork |
| CN205242274U (en) * | 2015-12-24 | 2016-05-18 | 湖南中铁五新钢模有限责任公司 | Merogenesis is from walking cast -in -place roof beam hydraulic pressure centre form of line |
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| JP2002088718A (en) * | 2000-09-12 | 2002-03-27 | Kajima Corp | Inner form device for concrete box girder bridge and moving method therefor |
| CN201087325Y (en) * | 2007-07-28 | 2008-07-16 | 河南玛纳建筑模板有限公司 | Concrete box beam hydraulic core support for special railway transportation line |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105926449A (en) * | 2016-05-04 | 2016-09-07 | 中国十九冶集团有限公司 | Bridge high pier rollover template disassembly method |
| CN108098982A (en) * | 2018-01-17 | 2018-06-01 | 中国铁道科学研究院 | Large-span Precast box beam hydraulic deploying and retracting internal mold |
| CN108098982B (en) * | 2018-01-17 | 2024-04-12 | 中国铁道科学研究院 | Hydraulic retraction internal mold for large-span precast box girder |
| CN108999089A (en) * | 2018-08-14 | 2018-12-14 | 中铁十二局集团有限公司 | Adaptive inner form support system and adaptive internal model method for supporting |
| CN108999089B (en) * | 2018-08-14 | 2020-04-17 | 中铁十二局集团有限公司 | Self-adaptive internal mold supporting system and self-adaptive internal mold supporting method |
| CN109629437A (en) * | 2019-01-11 | 2019-04-16 | 中国铁建大桥工程局集团有限公司 | A kind of mobile whole hole in-situ depositing equipment of box beam and its application method |
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