CN203613461U - Slip form construction lifting system - Google Patents
Slip form construction lifting system Download PDFInfo
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- CN203613461U CN203613461U CN201320742927.3U CN201320742927U CN203613461U CN 203613461 U CN203613461 U CN 203613461U CN 201320742927 U CN201320742927 U CN 201320742927U CN 203613461 U CN203613461 U CN 203613461U
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- climbing
- lifting system
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- 238000009751 slip forming Methods 0.000 title abstract 7
- 238000010276 construction Methods 0.000 abstract description 39
- 230000009194 climbing Effects 0.000 abstract description 6
- 238000005516 engineering process Methods 0.000 abstract description 4
- 230000005540 biological transmission Effects 0.000 abstract description 2
- 229910000831 Steel Inorganic materials 0.000 description 16
- 239000010959 steel Substances 0.000 description 16
- 238000009415 formwork Methods 0.000 description 13
- 239000000463 material Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- 239000003921 oil Substances 0.000 description 7
- 239000011230 binding agent Substances 0.000 description 5
- 238000013461 design Methods 0.000 description 3
- 239000004744 fabric Substances 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
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- 238000009434 installation Methods 0.000 description 2
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- 238000003466 welding Methods 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
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- 238000012545 processing Methods 0.000 description 1
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- 238000007789 sealing Methods 0.000 description 1
- 238000009416 shuttering Methods 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 210000002435 tendon Anatomy 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of high-pier slip form construction, and particularly relates to a slip form construction lifting system. The slip form construction lifting system solves the problems that in terms of construction of a plurality of high piers through traditional slip form construction technologies, the construction period is long, cost is high, construction quality is poor, and safety control is difficult. The slip form construction lifting system comprises a plurality of climbing poles arranged symmetrically relative to the center of a pier column within a high-pier column structure range, lifting frames corresponding to the climbing poles are arranged on the top of a truss and provided with a center hole jack, the jack can be arranged on the climbing poles in a sleeved mode, and the climbing poles are further provided with a movable and fixable limiting ring located on the jack. The slip form construction lifting system has the advantages that even load transmission is guaranteed, an integrated stressing structure system is formed, simultaneous construction of the high piers is achieved, the construction efficiency is improved, and one half or more overall construction period is saved.
Description
Technical field
The utility model belongs to the technical field of high pier slding form operation, is specifically related to a kind of slding form operation Hoisting System.
Background technology
Sliding formwork is a kind of method of the towering concrete construction of constructing, known sliding form apparatus is made up of some templates, bracing frame and jacking or Hoisting System, its operating principle is Hoisting System climbing shuttering, to produce and slide between template and template inner concrete, and with the constantly building concrete of lifting of template, the height of realizing concrete structure increases.
Along with highway construction enters mountain area more and more, many novel more easy bridge pier structure patterns apply to construction field, again and again occur higher bridge pier height.High pier construction process mid-early stage construction site layout, the difficulty that construction technology, cost control and duration honour an agreement is increasing.Original high pier construction method adopts and turns over mould, hydraulic climbing mould construction is more, carries out construction operation for single pier stud, and the construction construction period is long, construction cost is relatively high, and large for construction quality, the security control difficulty of high pier.
Summary of the invention
The utility model is in order to solve the construction of traditional form construction technology for the high pier of many limbs, exists long construction period, cost high, and construction quality, the problem that security control difficulty is large, provide a kind of slding form operation Hoisting System.
The utility model adopts following technical scheme to realize:
Slding form operation Hoisting System comprises some pole-climbings that high pier pillarwork scope arranges with respect to pier stud Central Symmetry, the corresponding pole-climbing in truss top is provided with hoisting frame, the centre-hole jack that can be placed in pole-climbing is installed on hoisting frame, in pole-climbing, be also provided be positioned on jack, removable also fixable spacing ring.
The utility model is for many limbs thin-wall hollow high-pier with sliding construction, and sliding formwork part comprises the panel of the high pier of many limbs and the truss of symmetrical structure that these panels are connected as one.
The utlity model has following beneficial effect: guarantee the even transmission of load, form overall force structure system, realized the high pier of many limbs and constructed simultaneously, improved construction efficiency, shorten the 1/2 even more of overall construction period.
Accompanying drawing explanation
Fig. 1 is that the utility model is for the same sliding construction floor map of many limbs thin-wall hollow high-pier;
Fig. 2 is that the utility model is for the same sliding construction elevational schematic view of many limbs thin-wall hollow high-pier;
Fig. 3 is Material Transportation part schematic diagram in embodiment;
Fig. 4 hides rain, sunshade structural representation in embodiment;
In figure: 1-truss, 2-panel, 3-hoisting frame, 4-jack, 5-protective guard, 6-portal frame, 7-suspension bracket, the upper operating platform of 8-, operating platform under 9-, 10-pier stud, 11-hoist engine, 12-pulley I, 13-wire rope I, 14-hopper, 15-pulley II, 16-shoulder pole girder, 17-wire rope II, 18-guided rings, 19-bracing frame I, 20-counterweight end, 21-tripod, 22-portal frame crossbeam, 23-pole-climbing.
The specific embodiment
By reference to the accompanying drawings the specific embodiment of the present utility model is described further.
One, slding form operation Hoisting System comprises some pole-climbings 23 that high pier pier stud 10 range of structures arrange with respect to pier stud 10 Central Symmetries, the corresponding pole-climbing 23 in truss 1 top is provided with hoisting frame 3, the centre-hole jack 4 that can be placed in pole-climbing is installed on hoisting frame 3, in pole-climbing 23, be also provided be positioned on jack 4, removable also fixable spacing ring.
Hoisting frame is the member that contacts between sliding formwork body and concrete, for supporting die plate body, truss, working platform, avoid distortion, and be supported in pole-climbing by the jack being arranged on its crossbeam, whole sliding load will pass to pole-climbing by hoisting frame, adopt " F " type hoisting frame according to construction experience, its girder, and the employing of longitudinal beam [18a channel-section steel, jack base (and hoisting frame transverse beam) is 12mm steel plate, gusset is 8mm steel plate; Pole-climbing is made up of the steel pipe of φ 48*3.5mm, and pole-climbing connects employing and is welded to connect, and steel pipe is after the welding of junction, adopt sanding machine to polish, make steel tube surface smooth, jack can be passed through smoothly, weld is full, and must not there be paint and iron rust in pole-climbing surface.The layout of hoisting frame is even, symmetrical, guarantees that load can evenly be delivered to each jack and overall truss, forms overall force structure system.In pole-climbing, be provided with spacing ring, spacing ring is positioned at jack top, and spacing ring is fixed in pole-climbing by keeper, after jack puts in place, removes spacing ring, moves up, and retightens, and repeats with this.
Two, the utility model is as follows with other required structures of sliding construction for many limbs thin-wall hollow high-pier:
1, sliding formwork part
Sliding formwork part comprises the panel 2 of the high pier of many limbs and the truss of symmetrical structure that these panels 2 are connected as one.
1) truss be used for supporting, reinforcing template, form the flat support system of making platform of entirety, it is symmetrical structure.Each panel of the high pier of many limbs is connected as one.Carry out detailed computational check of stress, select L100 × 10mm angle steel as truss beam main tendon, main rib adopts L63 × 6mm angle steel, and diagonal rib adopts L50 × 5mm angle steel, forms sound construction, the light trussing of conducting oneself with dignity.Connection between girder truss to be to be welded as master, and part adopts bolt, while being convenient to there is binder works in sliding process, removes.
2), panel is moulding form, himself rigidity, surface finish directly affect moulding and the apparent mass of demoulding concrete.It is that δ 6mm steel plate is made that panel adopts thickness; According to climatic characteristic, for preventing in slding form operation, because of the impact of large wind load on template, panel height is got 1.26m; For the ease of the safety of the demoulding and die body self, when erecting of panel, by forming certain tapering, upper and lower opening differs 2mm.
2, Material Transportation part
Material Transportation part comprises the portal frame 6 that corresponding Mei Zhigaodun center arranges, and portal frame is arranged at pier stud center (stress balance) conventionally, and its size is corresponding with the physical dimension of pier stud.6 liang of column bottoms of portal frame are installed on truss 1 top, the crossbeam two ends of portal frame are respectively equipped with pulley I12, on two pulley I, be equipped with wire rope I13, wire rope I13 one end is connected with hopper 14, the wire rope I13 other end is connected with hoist engine 11, and truss 1 position of the running orbit process of hopper 14 arranges hopper via hole.One end that portal frame 6 is hung with hopper 14 is provided with horizontal gird assembly pulley, horizontal gird assembly pulley comprises shoulder pole girder 16, shoulder pole girder 16 is vertical with portal frame crossbeam 22, shoulder pole girder 16 two ends are respectively equipped with pulley II15, on two pulley II, wear and be respectively equipped with wire rope II17, wire rope II17 one end is fixedly connected with ground, and the wire rope II17 other end is connected with counterweight end 20 by two-stage fixed pulley, hopper 14 both sides are provided with guided rings 18, and wire rope II17 is arranged in the guided rings 18 of hopper both sides.
For the concrete of work progress and the transportation of other small section material, provide vertical transport channel.Carry out the lifting up and down of hopper by hoist engine and assembly pulley, concrete is entered hopper and is entered sliding formwork body by simple and easy chute, for reducing the unsafe factors such as rocking of occurring in hopper fast lifting process,, in portal frame one end, horizontal gird assembly pulley being set, ground is fixed in wire rope II one end, below, one end is set to pulley, form gliding groove on hopper by counterweight end, hopper both sides arrange guided rings, while guaranteeing bunker lift, wave not significantly.Wire rope II is provided with unnecessary wire rope at counterweight end, carry out the folding and unfolding (mainly putting) of wire rope by the fixing wire clips in counterweight end place, according to counterweight end with sliding formwork body the promoted height that moves up, operating personnel by below unclamp wire clips, counterweight end can be put to ground, be completed the prolongation of a wire rope.After being used to complete, unclamp after fixed end, one furls, and one is hung down with cord, prevents that wire rope from, because gravity falls down and causes danger suddenly, after steel wire rope harvests, unclamping cord end, then receiving to Dun Ding, completes the folding and unfolding of wire rope.
When sliding formwork body is upwards sliding, whole portal frame is upwards sliding, and counterweight end together upwards improves, and in the time being increased to overhead 1m left and right, carries out transferring of counterweight end, realizes and repeats to promote and guarantee that the vertical steel wire in guided rings is straight;
(as Fig. 5) tripod is set at portal frame two ends, canopy cloth is set above, play and hide rain, sunshade effect, bundle with cotton rope at canopy cloth two ends, manually pull the fixing folding and unfolding effect that both can realize canopy cloth, easy and simple to handle.
3, operating platform
Truss 1 top is upper operating platform 8, and truss 1 bottom is connected with suspension bracket 7, and suspension bracket 7 is provided with lower operating platform 9, and upper operating platform 8 and 9 weeks sides of lower operating platform are respectively equipped with protective guard 5.The upper and lower two parts of operating platform, carry out construction material stacking, operating personnel is provided job platform, guarantee being uniformly distributed of sliding formwork body device load simultaneously, prevent template off normal.Placing of material is in the middle of works, and personnel amount is substantially fixing at periphery, and meanwhile, the more single limb structure of many limbs structure self can form a stable support system.
4, hydraulic system
Hydraulic system is made up of parts such as hydraulic jack, hydraulic control panel, oil circuit and cramp bars.Hydraulic jack model is: 100 type Wedge-type jack, on each jack, needle valve is installed, to control oil-feed; Hydraulic control panel adopts controls YYKZT36 model automatically, and hydraulic system installs, and carry out test running, first carries out oil-filled exhaust, be forced into 12Mpa, hold at every turn and press 5 minutes, repeat each sealing place leakproof 3 times, check comprehensively, after each several part is working properly, then insert cramp bar; Oil pipe adopts steel high pressure seamless pipe composition, and in order to keep the fuel feeding of each jack even, the liter of being convenient to adjust jack is poor, adopts three grades of parallel waies.That is: being one-level from hydraulic control panel by main oil pipe to separator, is secondary from separator through oil distributing pipe a to separator, is three grades from a separator through branch oil pipe (sebific duct) to jack.By hydraulic control panel to each separator and by point, oil distributing pipe is to the length of pipeline of each jack, should be as far as possible identical when design.
Three, the construction of the high pier of many limbs, upwards promotes by lift portion, lift portion driving truss, and truss drives each panel entirety to move up, and whole operating platform is together upwards sliding, forms many limbs Hollow High Pier with sliding.Construction method, its step is as follows:
1), the design and fabrication of sliding formwork body;
1.1) design of sliding form apparatus, by the analytical calculation to sliding formwork load, the particularly aspect such as inhomogeneous, the Anti-inclining of the load in sliding form apparatus process, wind resistance, consider construction period various adverse weathers and the impact of surrounding enviroment, select rational hydraulic system and cramp bar supporting capacity, calculate through serious analysis, inspection, form many limbs with sliding formwork structure system.
1.2) material that whole device uses is construction market common materials, and expense cost is low, is easy to purchase and on-the-spot processing.Adopt angle steel to be welded into truss pattern, concrete panel adopts the steel plate that thickness is 6mm, and steel plate becomes entirety with truss welding.When truss installation, erecting of panel completes, and hydraulic means, scaffold floor and guard rail are installed.
2), the installation of portal frame;
In high pier construction, effective conveying of concrete becomes an important indicator accelerating working procedure.Adopt simple and easy imperial portal frame to coordinate fast hoist engine to form safety, efficient concrete conveying device, can transport some other simple and easy materials simultaneously.Be provided with simultaneously and hide rain, sunshade, reduced the impact of adverse weather on construction, guarantee the continuity of construction quality and slding form operation.
3), die body is upwards sliding;
After sliding formwork health check-up school is qualified, carry out concrete pouring construction, when bottom 30cm concrete strength reaches 0.2Mpa-0.4Mpa, and can guarantee that its surface and corner angle are unlikely because template sliding lifting is when impaired, die body starts sliding, die body upwards after sliding 30-50cm, carries out measurement and the correction of whole sliding form apparatus, guarantees plan-position and the height accuracy of die body; Carry out the spreading of reinforcing bar, stiff skeleton and the continuous placing of concrete, until Dun Ding.As meet straining beam, and the panel band truss integral of binder end can be removed, all the other templates continue upwards sliding parallel with binder top below to panel, after constructing tie beam completes, binder Side Template and truss are installed, continue upwards sliding, until another binder or Dun Ding.
4), the dismounting of die body;
Die body is sliding while reaching hole capital after selling all securities position, utilizes tower crane to carry out blocked breaking and removes, and in demolishing process, does not remove part and adopts reinforcing bar rope to utilize embedded bar temporary fixed at Dun Ding.Dismounting order: (1) remove hydraulic oil pipe system; (2) remove inner formword and support system thereof; (3) the outer railing outer rim of dismantling operation platform; (4) remove hoisting frame, cut off support bar.
Claims (1)
1. a slding form operation Hoisting System, it is characterized in that: comprise some pole-climbings (23) that high pier pier stud (10) range of structures arranges with respect to pier stud (10) Central Symmetry, the corresponding pole-climbing in truss (1) top (23) is provided with hoisting frame (3), the centre-hole jack (4) that can be placed in pole-climbing is installed on hoisting frame (3), in pole-climbing (23), be also provided be positioned on jack (4), removable also fixable spacing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320742927.3U CN203613461U (en) | 2013-11-22 | 2013-11-22 | Slip form construction lifting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320742927.3U CN203613461U (en) | 2013-11-22 | 2013-11-22 | Slip form construction lifting system |
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| Publication Number | Publication Date |
|---|---|
| CN203613461U true CN203613461U (en) | 2014-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320742927.3U Expired - Lifetime CN203613461U (en) | 2013-11-22 | 2013-11-22 | Slip form construction lifting system |
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| Country | Link |
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| CN (1) | CN203613461U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108547228A (en) * | 2018-06-25 | 2018-09-18 | 中交路桥建设有限公司 | A kind of template lifting system and method for improving suitable for high pier slding form operation |
| CN109944164A (en) * | 2019-03-13 | 2019-06-28 | 中建市政工程有限公司 | Jack up hollow thin-walled high pier roller die system and its construction method |
-
2013
- 2013-11-22 CN CN201320742927.3U patent/CN203613461U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108547228A (en) * | 2018-06-25 | 2018-09-18 | 中交路桥建设有限公司 | A kind of template lifting system and method for improving suitable for high pier slding form operation |
| CN109944164A (en) * | 2019-03-13 | 2019-06-28 | 中建市政工程有限公司 | Jack up hollow thin-walled high pier roller die system and its construction method |
| CN109944164B (en) * | 2019-03-13 | 2021-02-26 | 中建市政工程有限公司 | Self-elevating hollow thin-wall pier roller die system and construction method thereof |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140528 |
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| CX01 | Expiry of patent term |