CN102733608B - Construction method for spray head layer of granulation tower - Google Patents
Construction method for spray head layer of granulation tower Download PDFInfo
- Publication number
- CN102733608B CN102733608B CN201210183499.5A CN201210183499A CN102733608B CN 102733608 B CN102733608 B CN 102733608B CN 201210183499 A CN201210183499 A CN 201210183499A CN 102733608 B CN102733608 B CN 102733608B
- Authority
- CN
- China
- Prior art keywords
- construction
- spray head
- platform
- head layer
- steel
- 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
Abstract
The invention discloses a construction method for a spray head layer of a granulation tower. Construction is performed by directly utilizing a slip form inner platform hanging method through decreasing the climbing speed of a template at a spray head layer section, and a slip form system does not need to be adjusted. The construction method comprises the following steps of: respectively installing steel hangers at elevation positions; performing slip form construction at an elevation section; performing tower roof structure construction; installing lifting equipment on a tower roof; lowering a slip form inner platform; installing suspenders; performing concrete structure construction on the spray head layer; performing structural beam and slab construction on the elevation layer; and removing the platform. According to the construction method for the spray head layer of the granulation tower, the slip form inner platform is directly utilized, the hangers and the suspenders are used for assistance to serve as a template support system of the spray head layer, and the steel dosage for the hangers and the suspenders is under 10t, and thus, the cost is low, and the construction is simple. Only the climbing speed of the template is decreased at the spray head layer section, and the slip form system does not need to be adjusted, and thus, construction joints cannot be generated on a supporting wall, and the construction progress is fast; the slip form inner platform is adopted to serve as an operating platform when the construction is performed on the spray head layer, and thus, high-altitude operations are not needed, and the safety risk is lowered.
Description
Technical field
The present invention relates to cantilever method reinforced concrete construction technology, especially relate to a kind of granulation tower water spray layer construction method.
Background technology
Granulation tower is made up of circular king-tower and square building escalator, and layout is circumference combination, and circular king-tower interior diameter is 15 ~ 18m, the cylindrical shape reinforced concrete structure of high 90 ~ 116.3m; Building escalator is 9.50m × 4.50m side's tubular construction, height 90 ~ 116.3m, reinforced concrete structure, its inside primarily of elevator shaft and steel ladder for granulation tower provides upper and lower passage.
There is a hanging structure spray head layer (figure-7) at granulation tower 75 ~ 90m absolute altitude place, arrange the reinforced concrete beam and plate be made up of 2 JL-1 stiffness structure beams and relevant beam slab.When granulation tower construction Difficulties is to carry out king-tower 75 ~ 90m absolute altitude place spray head layer structure construction, due to the downward unstructured layer of spray head layer in king-tower, this layer of gravity load is comparatively large, whole spray head layer working load about more than 150 ton.
At present, granulation tower tower wall (containing building escalator) reinforced concrete construction, usual employing hydraulic sliding mould construction technology, but the difficult point of construction granulation tower is the spray head layer structure construction that king-tower top is unsettled, due to the following unstructured layer of spray head layer in king-tower, if upwards set up the support of full hall scaffold as spray head layer structure construction by flooring, then scaffold building is long in time limit, circulation material consumption is large, and difficulty of construction is large.And the 1.5 ~ 2m place under spray head layer that has to stops slding form operation.Prior art system adopts the spray head layer form bracing systems such as full hall frame form, all steel truss, suspended-cable structure formwork bracing system or the support of standard knot girder steel to construct spray head layer; its order is after spray head layer has been constructed; to construct again tower wall steel concrete; the last order of form of construction work routinely mixed layer reinforced concrete girder slab, hold water layer steel concrete and roofing reinforced concrete structure; simultaneously; before sliding formwork stops sliding rear steel truss or suspended-cable structure is installed; must adjust in a large number the inner platform of sliding mode system, the lifting of steel work can be met.Larger security risk, duration of a project are large compared with long, difficulty of construction, construction cost is higher to utilize existing construction technology to exist.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, provide a kind of and ensure construction safety, reduce construction cost, the construction method for spray head layer of granulation tower of accelerating construction progress.
The present invention is achieved mainly through following technical scheme:
Construction method for spray head layer of granulation tower of the present invention, directly utilizes sliding formwork inner platform to hang method, and construct by reducing template sliding lifting speed at shower nozzle interval, its method step comprises: (1) absolute altitude place steel suspension member is installed; (2) absolute altitude section slding form operation; (3) tower top structure construction; (4) tower top installs crane gear, and (5) are transferred sliding formwork inner platform, installed suspension rod; (6) construction shower nozzle layer concrete structure; (7) construction elevation Rotating fields beam slab; (8) platform is removed;
Described step (1) when template suitable for reading sliding to design elevation time, pre-buried steel suspension member bolt sleeve, arrives design elevation once template end opening, clears up pre-embedded bolt sleeve pipe immediately, and installs steel suspension member, need to slow down template sliding lifting speed between installation period;
Described step (2) is once steel suspension member installs, recover template sliding lifting speed immediately until design elevation, template is suitable for reading when reaching design elevation concrete casting flat die plate is suitable for reading can stop sliding, and no longer climbing forms, remove the illuminator on hydraulic control panel, oil pipe, jack needle valve, suspension bracket and other object had nothing to do with follow-up work;
Described step (3) comprises platform and reinforces and tower top structure of reinforced concrete, wherein platform is reinforced and is adopted conventional construction method by the bottom of tower wall reinforced concrete construction to the jack crossbeam of open form frame, jack is removed higher than during 5MP until concrete strength, utilize the jack crossbeam of open form frame as platform support, and remove open form frame top rail;
Described step (3) comprises tower top structure of reinforced concrete, because tower top girder is steel concrete stiffness crossbeam, its steel truss is after installing, the working load of stiffness crossbeam can be born completely, the steel truss of stiffness crossbeam anti-hanging beam soffit formwork system can be adopted, the working load of all the other beam slabs is born by sliding formwork inner platform, and conventional construction method can be adopted to construct;
Described step (4) is mounting platform lowering device when roofing beam slab concrete reaches design strength, described lowering device can be 6 5t low speed winch, horizontal on the crossbeam of hoist engine position, vertically respectively put two-layer sleeper, every platform hoist engine is totally 8 sleepers, the very useful woodwork plate of sleeper is levelling, when design elevation will be adjusted in woodwork plate top, hoist engine is lifted on woodwork plate, with steel cable, hoist engine is fixed on pre-buried suspension ring;
Described step (5) is when roofing beam slab concrete reaches design strength, and stripping system, transfers platform on the steel suspension member of design elevation, and installs suspension rod;
Described step (6) utilizes that steel truss is counter hangs crossbeam template system, and the working load of spray head layer stiffness crossbeam is born by the steel truss of stiffness crossbeam, and all the other Beam-Slab Construction loads are born by by the inner platform hung;
Described step (7) conventional construction method sequence construction absolute altitude Rotating fields beam slab from bottom to up;
Described step (8) is when the completion such as the masonry project of absolute altitude layer, light steel partition wall engineering, plastering engineering, and spray head layer concrete reaches form removal condition, utilizes the crane gear installed at tower top sliding formwork inner platform entirety to be transferred and removes to ground.
The construction of described spray head layer hangs method for directly utilizing sliding formwork inner platform, is aided with suspension member and suspension rod as spray head layer form bracing system.
Described shower nozzle interval reduces template sliding lifting speed and was reduced to 1.2m/ days from 3m/ days.
The construction of described spray head layer all with sliding formwork inner platform for operating platform.
Compared with prior art: the present invention directly utilizes sliding formwork inner platform, be aided with suspension member and suspension rod as spray head layer form bracing system, suspension member and suspension rod steel using amount are less than 10t, and cost is low, construction is simple; The present invention only reduces template sliding lifting speed at shower nozzle interval, and without the need to adjusting sliding mode system, barrel can not produce constuction joint, and construction speed is fast; Spray head layer of the present invention construction is all operating platform with slip form platform, there is not work high above the ground, reduction security risk.
Accompanying drawing explanation
Fig. 1 is construction flow chart of the present invention;
Fig. 2 is that spray head layer formwork bracing system suspension member arranges schematic diagram;
Fig. 3 is the C place close-up schematic view of Fig. 2;
Fig. 4 is that sliding formwork inner platform is transferred and suspension rod arranges schematic diagram;
Fig. 5 is A-A view of Fig. 4;
Fig. 6 is B-B view of Fig. 4;
Fig. 7 is shower nozzle laminate muscle and stiff beam arrangement diagram.
In figure: 1-sliding formwork inner platform, 2-beam slab, 3-body of wall, 4-pre-embedded bolt sleeve pipe, 5-hoist engine, 6-stiffness crossbeam, 7-suspension rod, 8-pre-buried suspension ring, 9-sleeper, 10-crossbeam, 11-tower wall embedded bar.
Detailed description of the invention
Technical scheme of the present invention is further described below in conjunction with accompanying drawing, but described in claimed scope is not limited to.
As shown in Figures 1 to 7, a kind of construction method for spray head layer of granulation tower, directly utilizes sliding formwork inner platform 1 to hang method, constructs by reducing template sliding lifting speed at shower nozzle interval, without the need to adjusting sliding mode system, its method step comprises: (1) absolute altitude place steel suspension member is installed; (2) absolute altitude section slding form operation; (3) tower top structure construction; (4) tower top installs crane gear, and (5) are transferred sliding formwork inner platform, installed suspension rod; (6) construction shower nozzle layer concrete structure; (7) construction elevation Rotating fields beam slab; (8) platform is removed;
Described step (1) when template suitable for reading sliding to design elevation time, pre-buried steel suspension member bolt sleeve 4, arrives design elevation once template end opening, clears up pre-embedded bolt sleeve pipe 4 immediately, and installs steel suspension member, need to slow down template sliding lifting speed between installation period;
Described step (2) is once steel suspension member installs, recover template sliding lifting speed immediately until design elevation, template is suitable for reading when reaching design elevation concrete casting flat die plate is suitable for reading can stop sliding, and no longer climbing forms, remove the illuminator on hydraulic control panel, oil pipe, jack needle valve, suspension bracket and other object had nothing to do with follow-up work;
Described step (3) comprises platform and reinforces and tower top structure of reinforced concrete, wherein platform is reinforced and is adopted conventional construction method by the bottom of tower wall reinforced concrete construction to the jack crossbeam of open form frame, jack is removed higher than during 5MP until concrete strength, utilize the jack crossbeam of open form frame as platform support, and remove open form frame top rail;
Described step (3) comprises tower top structure of reinforced concrete, because tower top girder is steel concrete stiffness crossbeam 6, its steel truss is after installing, the working load of stiffness crossbeam 6 can be born completely, the steel truss of stiffness crossbeam 6 anti-hanging beam soffit formwork system can be adopted, the working load of all the other beam slabs 2 is born by sliding formwork inner platform 1, and conventional construction method can be adopted to construct;
Described step (4) is mounting platform lowering device when roofing beam slab concrete reaches design strength, described lowering device can be 6 5t low speed winch 5, horizontal on the crossbeam 10 of hoist engine 5 position, vertically respectively put two-layer sleeper 9, every platform hoist engine 5 is totally 8 sleepers 9, the very useful woodwork plate of sleeper 9 is levelling, when design elevation will be adjusted in woodwork plate top, hoist engine 5 is lifted on woodwork plate, with steel cable, hoist engine 5 is fixed on pre-buried suspension ring 8;
Described step (5) is when roofing beam slab 2 concrete reaches design strength, and stripping system, transfers on the steel suspension member of sliding formwork inner platform 1 to design elevation, and installs suspension rod 7;
Described step (6) utilizes that steel truss is counter hangs crossbeam template system, and the working load of spray head layer stiffness crossbeam 6 is born by the steel truss of stiffness crossbeam 6, and all the other beam slab 2 working load are born by by the sliding formwork inner platform 1 hung;
Described step (7) conventional construction method sequence construction absolute altitude Rotating fields beam slab 2 from bottom to up;
Described step (8) is when the completion such as the masonry project of absolute altitude layer, light steel partition wall engineering, plastering engineering, and spray head layer concrete reaches form removal condition, utilizes the crane gear installed at tower top sliding formwork inner platform 1 entirety to be transferred and removes to ground.
The construction of described spray head layer, for directly to utilize sliding formwork inner platform 1 to hang method, is aided with suspension member and suspension rod 7 as spray head layer form bracing system.
Described shower nozzle interval reduces template sliding lifting speed and was reduced to 1.2m/ days from 3m/ days.
The construction of described spray head layer all with sliding formwork inner platform 1 for operating platform.
Below in conjunction with embodiment, step of the present invention is described in further details:
1, preparation: comprise the establishment of " 2 × 150,000 tons/year of nitro-compound fertilizer granulation tower 89.95m, 100.95m, 106.95m, 115.6m special construction plan ", the construction of below 86.5m tower wall concrete slip-form, steel suspension member makes and accessory preparations, steel suspension member installation personnel tissue, suspension rod 7 prepare, transfer sliding formwork inner platform 1 use lifting establishing allotment etc.;
2,87.5m absolute altitude place steel suspension member install: when template suitable for reading sliding to 86.5m absolute altitude time, the steel suspension member bolt sleeve 4 of pre-buried DN32 × 290 totally 90 groups, often organize 3,86.3m absolute altitude is arrived once template end opening, clear up pre-embedded bolt sleeve pipe 4 immediately, and install steel suspension member as shown in Figure 2, steel suspension member is installed and is taken 6 hours, need between installation period to slow down template sliding lifting speed, at the end of installation, template absolute altitude suitable for reading must not more than 89.5m absolute altitude.
3,89.5m-114.1m absolute altitude section slding form operation: once pipe hanger part installs; recover template sliding lifting speed immediately until 114.1m absolute altitude; during the template 114.1m of reaching suitable for reading absolute altitude, suitable for reading can the stopping of concrete casting flat die plate is slided; and no longer climbing forms, remove the illuminator on hydraulic control panel, oil pipe, jack needle valve, suspension bracket and other object had nothing to do with follow-up work.
4, tower top structure construction
(1) platform is reinforced: with conventional construction method by the bottom of tower wall reinforced concrete construction to the jack crossbeam of door type frame or open form frame higher than crossbeam bottom surface 20mm, jack is removed higher than during 5MP until concrete strength, utilize the jack crossbeam of door type frame or open form frame as platform support, and remove open form frame top rail.
(2) tower top structure of reinforced concrete: because tower top girder is steel concrete stiffness crossbeam 6, its steel truss is after installing, the working load of stiffness crossbeam 6 can be born completely, the steel truss of stiffness crossbeam 6 anti-hanging beam soffit formwork system can be adopted, the working load of all the other beam slabs 2 is born by sliding formwork inner platform 1, and conventional construction method can be adopted to construct.
5, at tower top, crane gear is installed: mounting platform lowering device when roofing beam slab 1 concrete reaches 1.2MP, described equipment is 6 5t low speed winch 5,12 meters two No. 25 i iron are placed on position shown in Fig. 4 respectively, two ends are inserted in preformed hole, horizontal on the crossbeam 10 of hoist engine 5 position, vertically respectively put two-layer sleeper 9, every platform hoist engine 5 is totally 8 sleepers 9, and the very useful woodwork plate of sleeper 9 is levelling, and absolute altitude 116.4 meters will be adjusted in woodwork plate top; Hoist engine 5 is lifted on woodwork plate, with steel cable, hoist engine is fixed on the pre-buried suspension ring 8 of 2# tower.
6, transfer sliding formwork inner platform 1 to 87.5m absolute altitude, suspension rod is installed: when roofing beam slab 2 concrete reaches design strength, stripping system, transfers on the steel suspension member of slip form platform 1 to 87.5m absolute altitude, and suspension rod 7 is installed as shown in Figure 4.
7, to construct shower nozzle layer concrete structure: utilize that steel truss is counter hangs crossbeam template system, the working load of spray head layer stiffness crossbeam 6 is born by the steel truss of stiffness crossbeam 6, and all the other beam slab 2 working load are born by by the sliding formwork inner platform 1 hung.
8, sequence construction 101m, 107m absolute altitude Rotating fields beam slab 2: with conventional construction method sequence construction 101m, 107m absolute altitude Rotating fields beam slab 2 from bottom to up.
9, platform is removed: when the completion such as the masonry project of 90m, 101m, 107m absolute altitude layer, light steel partition wall engineering, plastering engineering, and spray head layer concrete reaches form removal condition, utilize the crane gear installed at tower top sliding formwork inner platform 1 entirety to be transferred and remove to ground.
Claims (4)
1. a construction method for spray head layer of granulation tower, it is characterized in that: directly utilize sliding formwork inner platform (1) to hang method, construct by reducing template sliding lifting speed at shower nozzle interval, its method step comprises: (1) absolute altitude place steel suspension member is installed; (2) absolute altitude section slding form operation; (3) tower top structure construction; (4) tower top installs crane gear, and (5) are transferred sliding formwork inner platform, installed suspension rod; (6) construction shower nozzle layer concrete structure; (7) construction elevation Rotating fields beam slab; (8) platform is removed;
Described step (1) when template suitable for reading sliding to design elevation time, pre-buried steel suspension member bolt sleeve (4), arrives design elevation once template end opening, clears up pre-embedded bolt sleeve pipe (4) immediately, and steel suspension member is installed, need between installation period to slow down template sliding lifting speed;
Described step (2) is once steel suspension member installs, recover template sliding lifting speed immediately until design elevation, template is suitable for reading when reaching design elevation concrete casting flat die plate is suitable for reading can stop sliding, and no longer climbing forms, remove the illuminator on hydraulic control panel, oil pipe, jack needle valve, suspension bracket and other object had nothing to do with follow-up work;
Described step (3) comprises platform and reinforces and tower top structure of reinforced concrete, wherein platform is reinforced and is adopted conventional construction method by the bottom of tower wall reinforced concrete construction to the jack crossbeam of open form frame, jack is removed higher than during 5MPa until concrete strength, utilize the jack crossbeam of open form frame as platform support, and remove open form frame top rail;
Described step (3) comprises tower top structure of reinforced concrete, because tower top girder is steel concrete stiffness crossbeam (6), its steel truss is after installing, the working load of stiffness crossbeam (6) can be born completely, adopt the steel truss anti-hanging beam soffit formwork system of stiffness crossbeam (6), the working load of all the other beam slabs (2) is born by sliding formwork inner platform (1), adopts the construction of conventional construction method;
Described step (4) is mounting platform lowering device when roofing beam slab concrete reaches design strength, described lowering device adopts 6 5t low speed winch (5), crossbeam (10) in hoist engine (5) position is above horizontal, vertical respectively puts two-layer sleeper (9), every platform hoist engine (5) is totally 8 sleepers (9), sleeper (9) very useful woodwork plate is levelling, when design elevation will be adjusted in woodwork plate top, hoist engine (5) is lifted on woodwork plate, with steel cable, hoist engine (5) is fixed on pre-buried suspension ring (8);
Described step (5) is when roofing beam slab (2) concrete reaches design strength, and stripping system, transfers sliding formwork inner platform (1) on the steel suspension member of design elevation, and install suspension rod (7);
Described step (6) utilizes that steel truss is counter hangs crossbeam template system, the working load of spray head layer stiffness crossbeam (6) is born by the steel truss of stiffness crossbeam (6), and all the other beam slabs (2) working load is born by by the sliding formwork inner platform (1) hung;
Described step (7) conventional construction method sequence construction absolute altitude Rotating fields beam slab (2) from bottom to up;
Described step (8) is when the masonry project of absolute altitude layer, light steel partition wall engineering, plastering engineering completion, and spray head layer concrete reaches form removal condition, utilize the crane gear installed at tower top sliding formwork inner platform (1) entirety to be transferred and remove to ground.
2. a kind of construction method for spray head layer of granulation tower according to claim 1, it is characterized in that: the construction of described spray head layer hangs method for directly utilizing sliding formwork inner platform (1), being aided with suspension member and suspension rod (7) as spray head layer form bracing system.
3. a kind of construction method for spray head layer of granulation tower according to claim 1, is characterized in that: described shower nozzle interval reduces template sliding lifting speed and was reduced to 1.2m/ days from 3m/ days.
4. a kind of construction method for spray head layer of granulation tower according to claim 1, is characterized in that: the construction of described spray head layer all with sliding formwork inner platform (1) for operating platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210183499.5A CN102733608B (en) | 2012-08-03 | 2012-08-03 | Construction method for spray head layer of granulation tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210183499.5A CN102733608B (en) | 2012-08-03 | 2012-08-03 | Construction method for spray head layer of granulation tower |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102733608A CN102733608A (en) | 2012-10-17 |
| CN102733608B true CN102733608B (en) | 2014-12-17 |
Family
ID=46989853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210183499.5A Active CN102733608B (en) | 2012-08-03 | 2012-08-03 | Construction method for spray head layer of granulation tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102733608B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103485574B (en) * | 2013-10-08 | 2015-11-18 | 贵州开磷建设集团有限公司 | A kind of granulation tower tower top structure of reinforced concrete method |
| CN104594631B (en) * | 2015-02-05 | 2016-06-29 | 中化二建集团有限公司 | The construction technology of sliding form apparatus traction operation platform construction granulation tower spraying layer |
| CN204781983U (en) | 2015-07-13 | 2015-11-18 | 马义和 | Building element 3D who includes vibrting spear prints shower nozzle |
| CN106223469A (en) * | 2016-07-20 | 2016-12-14 | 中冶天工集团有限公司 | Tube structure roof boarding construction method and hang modular system |
| CN106639500B (en) * | 2016-12-22 | 2019-01-11 | 广西建工集团第一建筑工程有限责任公司 | Slding form operation method of square variable-section multilayer platform chimney under high wind pressure |
| CN115288437B (en) * | 2022-07-29 | 2024-01-30 | 滕州建工建设集团有限公司 | Template mounting structure for urea prilling tower construction |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4449900A (en) * | 1982-07-01 | 1984-05-22 | Lerner Bernard J | Prilling |
| CN201198659Y (en) * | 2008-05-12 | 2009-02-25 | 南通建工集团股份有限公司 | Formwork support system of prilling tower hanging structure |
| CN201714056U (en) * | 2010-07-06 | 2011-01-19 | 中化二建集团有限公司 | Truss-type operating platform |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5342036B2 (en) * | 1973-02-22 | 1978-11-08 |
-
2012
- 2012-08-03 CN CN201210183499.5A patent/CN102733608B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4449900A (en) * | 1982-07-01 | 1984-05-22 | Lerner Bernard J | Prilling |
| CN201198659Y (en) * | 2008-05-12 | 2009-02-25 | 南通建工集团股份有限公司 | Formwork support system of prilling tower hanging structure |
| CN201714056U (en) * | 2010-07-06 | 2011-01-19 | 中化二建集团有限公司 | Truss-type operating platform |
Non-Patent Citations (4)
| Title |
|---|
| 24m直径造粒塔喷头层施工方案探讨;许金松等;《石油化工建设》;20110630;第74-77页 * |
| 筒仓滑模中劲性混凝土大梁高空施工技术;闫跃龙等;《工程质量》;20090531;第27卷;第61-62页 * |
| 筒式结构冬期滑模与劲性大梁高空施工技术;王江平;《施工技术2010增刊》;20100630;第39卷;第320-322页 * |
| 高空悬索支设模板方法;涂同喜;《建筑技术》;20070831;第38卷(第8期);第593-595页 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102733608A (en) | 2012-10-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102733608B (en) | Construction method for spray head layer of granulation tower | |
| CN104453197B (en) | High Large Cantilever concrete structural steel shape supports platform | |
| CN104695337B (en) | Self-lifting sliding and turnover construction system and construction method | |
| CN205077845U (en) | Building core section of thick bamboo well hydraulic pressure intelligence operation scaffold that climbs | |
| CN106437130A (en) | Inner roof external climbing type formwork construction platform for super high-rise building construction | |
| CN101413341B (en) | Elevator well internal formwork construction method and elevator well internal formwork construction support | |
| CN102587645A (en) | Climbing supporting mechanism having expansion and automatic meshing functions, and construction method thereof | |
| CN102877637B (en) | Method for implementing operating platform in bottom wall construction of cantilever beam | |
| CN206233541U (en) | A kind of interior top external climbing mould bases operation platform for construction of super highrise building | |
| CN106400691A (en) | Integrated construction process for anti-collision wall formwork | |
| CN202055516U (en) | Integral mold board elevating system of vertical shaft | |
| CN112458918A (en) | High-pier hydraulic jacking integral steel frame platform formwork turnover construction system and construction method | |
| CN105347142B (en) | A kind of building hoist is mounted on the threading installation method on basement roof | |
| CN109252656B (en) | High-rise building climbing template and assembling, pouring and lifting method | |
| CN202483154U (en) | High bearing capacity suspending scaffold | |
| CN102561689B (en) | Construction method for cantilever lifting scaffold | |
| CN203452375U (en) | Hydraulic self-jacking oblique creeping formwork | |
| CN203878979U (en) | Bolt opposite-pulling type track sliding formwork | |
| CN102677907A (en) | Method for manually installing steel beam at top of silo | |
| CN202926333U (en) | Hanging system of whole-circle integral upside down hanging formwork | |
| CN202380721U (en) | Hydraulic self-elevating climbing system | |
| CN203782863U (en) | Frame type draining well | |
| CN107288640A (en) | A kind of steady rope self-supporting modularization vertical shaft driving and masonry construction device of nothing | |
| CN215717173U (en) | Construction equipment for hanging, splicing and lifting vertical templates of building | |
| CN205591926U (en) | Do not have self -supporting modularization shaft of surely restricting and dig step construction equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |