CN105971276A - Integral aluminum formwork stair one-step continuous pouring forming structure and construction method - Google Patents
Integral aluminum formwork stair one-step continuous pouring forming structure and construction method Download PDFInfo
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- CN105971276A CN105971276A CN201610481951.4A CN201610481951A CN105971276A CN 105971276 A CN105971276 A CN 105971276A CN 201610481951 A CN201610481951 A CN 201610481951A CN 105971276 A CN105971276 A CN 105971276A
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- plate
- stair
- supporting bracket
- board supporting
- pattern board
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G13/00—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills
- E04G13/06—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills for stairs, steps, cornices, balconies, or other parts corbelled out of the wall
- E04G13/062—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills for stairs, steps, cornices, balconies, or other parts corbelled out of the wall for stairs or steps
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
- E04F11/02—Stairways; Layouts thereof
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
- E04F11/02—Stairways; Layouts thereof
- E04F2011/0203—Miscellaneous features of stairways not otherwise provided for
- E04F2011/0205—Stairways characterised by the use of specific materials for the supporting structure of the treads
- E04F2011/021—Stairways characterised by the use of specific materials for the supporting structure of the treads mainly of stone or stone like materials, e.g. concrete; mainly of glass
- E04F2011/0212—Stairways characterised by the use of specific materials for the supporting structure of the treads mainly of stone or stone like materials, e.g. concrete; mainly of glass mainly of concrete
- E04F2011/0214—Stairways characterised by the use of specific materials for the supporting structure of the treads mainly of stone or stone like materials, e.g. concrete; mainly of glass mainly of concrete cast in situ
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
- Steps, Ramps, And Handrails (AREA)
Abstract
The invention relates to an integral aluminum template stair one-time continuous pouring molding structure, which mainly comprises: the template supporting bracket, the steel pipe, the limiting component, the clamping groove, the embedded part, the bottom plate, the transverse stiffening rib, the sawtooth-shaped side panel and the L-shaped step plate; the steel pipe is inserted into the reserved hole, and the template supporting bracket is placed on the steel pipe; two ends of the template supporting bracket are respectively fixed on the floor beam and the middle platform beam through embedded parts; the back of the bottom plate is uniformly provided with transverse stiffening ribs, the bottom plate is arranged on the template supporting bracket, and the transverse stiffening ribs are placed in the clamping grooves; the L-shaped step plate is arranged on the zigzag side plate and is fixedly formed through bolt connection. The invention improves the order and the construction efficiency of a construction site, does not need to erect a steel pipe supporting structure from top to bottom, ensures the concrete pouring quality by related measures, can allow workers to go up and down in the construction process, is convenient for stair construction, and has better technical and economic benefits.
Description
Technical field
The present invention relates to a kind of in architecture Standards, use the monoblock type sizing aluminum alloy pattern plate template method that carries out stair pouring construction, belong to building engineering field, it is adaptable to the more business of index bed lives the stair pouring construction of building etc..
Background technology
Stair in building construction as important feature current up and down, passway for escaping important when simultaneously also occurring as earthquake, take into account economy while the security reliability that the selection of stair construction method must assure that stair.The stair cast-in-place monoblock type of many employings is constructed at present, generally uses plank sheathing and sizing aluminum alloy pattern plate and steel form in work progress.
Plank sheathing is drawn materials conveniently, scene processes the staristep adapting to various sizes, but the reinforcement by connection between plank generally uses iron nail to reinforce, and stair template is in vacant state before cast-in-place concrete, during concreting, lateral pressure is big, plus the trampling of operator in work progress, cause running mould, shifting phenomena often occurs, and affects stair Surface Quality of Concrete.Additionally, the on-the-spot processing of plank sheathing needs several carpenter's cooperatings, narrow field, increase the difficulty of construction management, and the plank sheathing number of turnover is few, costly.And shape aluminum alloy pattern plate and steel form global formation, can be with Reusability, cast-in-situ stair section size is accurate, but input cost is big, bottom need to arrange steel pipe support, and need to treat that concrete reaches strength of mould stripping can form removal, punching block turnover rate is low, and steel form is heavier is inconvenient to lift.
These problems run in Practical Project for architectural stair, it is necessary to develop a kind of efficiency of construction height, the stair construction method of good economy performance, the present invention develops the most in this context, is applied in the construction of actual stair to produce preferable economic and social benefits.
Summary of the invention
Present invention aims to architectural stair one-piece casting construction present in quantities big, time-consuming long, the problems such as upper people inconvenience, propose the stair construction method of a kind of monoblock type typified form continuously poured in one molding, formwork-support is first lifted and is temporarily placed on steel pipe by the method, by built-in fitting, bracing frame two ends are fixed on floor beam and halfpace beam, bracing frame top arranges draw-in groove, the ribbed stiffener part making base plate is fixed in draw-in groove, tread plate and the side panel lifting of pre-assembly molding are docked with base plate, then one-piece casting concrete coordinate vibrator synchronous vibration fine and close.
In order to realize above-mentioned technical purpose, present invention employs techniques below scheme:
A kind of monoblock type aluminum alloy pattern plate stair continuously poured in one molding structure, it is characterised in that: described structure specifically includes that pattern board supporting bracket (1), steel pipe (2), limit component (3), draw-in groove (5), built-in fitting (6), base plate (9), transverse stiffener (10), saw-tooth profile plate (18) and " L " type step plate (19)；Steel pipe (2) is interspersed in preformed hole (17), and pattern board supporting bracket (1) is placed on steel pipe (2)；Pattern board supporting bracket (1) two ends are separately fixed on floor beam (26) and halfpace beam (13) by built-in fitting (6)；Base plate (9) back side is evenly arranged with transverse stiffener (10), and base plate (9) is arranged on pattern board supporting bracket (1), and transverse stiffener (10) is placed in draw-in groove (5)；" L " type step plate (19) is placed on saw-tooth profile plate (18), is bolted fixed-type.
Further, halfpace beam (13) and floor beam (26) are provided with built-in fitting (6).
Described pattern board supporting bracket (1) bottom arranges limit component (3), is provided with the chock (4) for adjusting pattern board supporting bracket (1) flatness in limit component (3), and pattern board supporting bracket (1) top is uniformly arranged draw-in groove (5).
Described saw-tooth profile plate (18) is by aluminium sheet integral manufacturing toothing, " L " type step plate (19) is fabricated to " L " shape al member by aluminium sheet, " L " type step plate (19) and saw-tooth profile plate (18) are connected to each other global formation by bolt, and both contact positions are provided with anti-overflow adhesive tape, it is to avoid the spilling of concrete.
Present invention also offers a kind of monoblock type aluminum alloy pattern plate stair continuously poured in one molding construction method.
A kind of monoblock type aluminum alloy pattern plate stair continuously poured in one molding construction method, it is characterised in that also comprise the following steps:
Step one, stair support platform are constructed: synchronous construction floor plates (15), floor beam (26), halfpace beam (13), halfpace plate (14) when building frame construction is constructed；
Step 2, lifting pattern board supporting bracket: first steel pipe (2) is interspersed in preformed hole (17), pattern board supporting bracket (1) is lifted into appointment position, it is temporarily placed on steel pipe (2), then pattern board supporting bracket (1) two ends is separately fixed on floor beam (26) and halfpace beam (13) by built-in fitting (6)；
Step 3, base plate fabrication and installation: base plate (9) back side arranges transverse stiffener (10) uniformly, be lifted into the base plate (9) made on pattern board supporting bracket (1), fixing in transverse stiffener (10) is placed on draw-in groove (5)；
Step 4, stair distribution bar net (22) colligation: carry out the colligation of stair distribution bar net (22) on base plate (9), the reinforcing bar that stair distribution bar net upper and lower end extends with halfpace beam (13) and floor beam (26) respectively is connected；
Step 5, assembling side template and step plate global formation and lifting: " L " type step plate (19) is placed on saw-tooth profile plate (18), it is bolted fixed-type, coordinates suspension ring (11) and steel wire rope (21) by the formwork hoisting of forming to specifying position and docking with base plate (9) fixing by bolt；
Step 6, casting concrete: stretched into from top to bottom by concreting pipe, limit concrete perfusion, limit promotes and pours pipe, opens the veneer vibrator (27) on base plate (9) simultaneously；
Step 7, dismounting stair template: after concrete strength reaches collapsible die intensity, turn on bolt first " L " type step plate (19) and saw-tooth profile plate (18) to be removed, then turn on nut and extract steel pipe out and pattern board supporting bracket (1) and base plate (9) are removed be placed in bottom stair (24) of having constructed and go up the most stand-by；
Step 8, hang shifting formwork plate frame support bracket: pattern board supporting bracket (1) and stair template are winched to top stair construction section, proceeds the pouring construction of stair.The invention have the characteristics that and beneficial effect:
(1) stair monoblock type typified form is temporarily placed on steel pipe by formwork-support, is fixed on floor beam and halfpace beam at bracing frame two ends by built-in fitting, it is not necessary to uses in stair bottom to be poured steel pipe frame to support, improves job site order；
(2) stair construction and major structure of construction synchronous construction, i.e. carry out lower floor's stair construction during superstructure construction, makes full use of completed structure sheaf as template supporting structure, raising integral construction efficiency；
(3) " L " shape tread plate is placed on the sawtooth of side panel, it is ensured that the accuracy of stair tread, can act also as supporting the passage that workmen is the most upper and lower simultaneously, and without passing through up and down after waiting concrete hardening.
(4) side template and step plate are made by aluminium sheet, and after overall package molding, light weight facilitates lifting operation, and efficiency of construction is high.
Accompanying drawing explanation
Fig. 1 is the construction axonometric chart of monoblock type aluminum alloy pattern plate stair continuously poured in one molding；
Fig. 2 is pattern board supporting bracket and fastener for connection detail drawing；
Fig. 3 is that pattern board supporting bracket is connected detail drawing with built-in fitting；
Fig. 4 is that base plate is connected detail drawing with pattern board supporting bracket；
Fig. 5 a, 5b, 5c, 5d, 5e, 5f are the construction process figures of monoblock type aluminum alloy pattern plate stair continuously poured in one molding.
In figure: 1. pattern board supporting bracket, 2. steel pipe, 3. limit component, 4. chock, 5. draw-in groove, 6. built-in fitting, 7. backing plate, 8. nut, 9. base plate, 10. transverse stiffener, 11. suspension ring, 12. vibration damping sealing joint strips, 13. halfpace beams, 14. halfpace plates, 15. floor plates, 16. shear walls, 17. preformed holes, 18. saw-tooth profile plates, 19. " L " type step plate, 20. " L " type back cord, 21. steel wire ropes, 22. stair distribution bar nets, construct stair in 23. concrete steam vent 24. bottoms, 25. newly pour molding stair, 26. floor beams, 27. veneer vibrators.
Detailed description of the invention
Being described in further detail the present invention below in conjunction with the accompanying drawings and by embodiment, following example are that explanation of the invention is not limited to following example.
Fig. 1 is the construction axonometric chart of monoblock type aluminum alloy pattern plate stair continuously poured in one molding, and Fig. 2 is pattern board supporting bracket and fastener for connection detail drawing；Fig. 3 is that pattern board supporting bracket is connected detail drawing with built-in fitting；Fig. 4 is that base plate is connected detail drawing with pattern board supporting bracket；Fig. 5 a ~ 5f is the construction process figure of monoblock type aluminum alloy pattern plate stair continuously poured in one molding.
Certain stair is elevator shear wall structure, stair span 3.9m, high 1.95m, and wide 1.5m is marked time by 13 rank and constitutes, and mark time wide 300mm, high 150mm.
As Figure 1-Figure 4, monoblock type aluminum alloy pattern plate stair continuously poured in one molding structure specifically includes that pattern board supporting bracket 1, steel pipe 2, limit component 3, draw-in groove 5, built-in fitting 6, base plate 9, transverse stiffener 10, saw-tooth profile plate 18 and " L " type step plate 19；Steel pipe 2 is interspersed in preformed hole 17, and pattern board supporting bracket 1 is placed on steel pipe 2；Pattern board supporting bracket 1 two ends are separately fixed on floor beam 26 and halfpace beam 13 by built-in fitting 6；Base plate 9 back side is evenly arranged with transverse stiffener 10, and base plate 9 is arranged on pattern board supporting bracket 1, and transverse stiffener 10 is placed in draw-in groove 5；" L " type step plate 19 is placed on saw-tooth profile plate 18, is bolted fixed-type.
Pattern board supporting bracket 1 is connected into double-deck truss structure by steel pipe welding.Pattern board supporting bracket base 3-4 limit component 3 of welding, limit component 3 can be selected for reinforcement fabrication, is provided with the chock 4 for adjusting pattern board supporting bracket 1 flatness in limit component 3.Pattern board supporting pallet top welds draw-in groove 5 uniformly, and draw-in groove 5 can be selected for channel-section steel cutting and forms, and channel-section steel size determines according to lateral stiffening bar size.Saw-tooth profile plate 18 and base plate 9 are made by monoblock aluminium sheet, thickness 8mm." L " shape tread plate 19 makes according to the shape marked time, thickness 8mm, and both sides are secured by bolts on saw-tooth profile plate 18, and the contact seam between tread plate is only overflow by adhesive tape closure, and arranges the concreting steam vent 23 of some diameter 20mm.
Halfpace beam 13 and floor beam 26 are provided with built-in fitting 6.
With reference to shown in Fig. 5 a ~ 5f, the work progress of monoblock type aluminum alloy pattern plate stair continuously poured in one molding mainly includes lifting pattern board supporting bracket, the side panel installing stair template and base plate, stair distribution bar net colligation, assembling aluminum alloy pattern plate, casting concrete and remove the steps such as stair template.Specific construction process is as follows:
Step one, stair support platform are constructed: synchronous construction floor plates 15, floor beam 26, halfpace beam 13, halfpace plate 14 when building frame construction is constructed；
Step 2, lifting pattern board supporting bracket: first steel pipe 2 is interspersed in preformed hole 17, pattern board supporting bracket 1 is lifted into appointment position, it is temporarily placed on steel pipe 2, then pattern board supporting bracket 1 two ends is separately fixed on floor beam 26 and halfpace beam 13 by built-in fitting 6；
Step 3, base plate fabrication and installation: base plate 9 back side arranges transverse stiffener 10 uniformly, be lifted into the base plate 9 made on pattern board supporting bracket 1, fixing in transverse stiffener 10 is placed on draw-in groove 5；
Step 4, stair distribution bar net 22 colligation: carry out the colligation of stair distribution bar net 22 on base plate 9, the reinforcing bar that stair distribution bar net upper and lower end extends with halfpace beam 13 and floor beam 26 respectively is connected；
Step 5, assembling side template and step plate global formation and lifting: " L " type step plate 19 is placed on saw-tooth profile plate 18, it is bolted fixed-type, coordinates suspension ring 11 and steel wire rope 21 by the formwork hoisting of forming to specifying position and docking fixing by bolt with base plate 9；
Step 6, casting concrete: stretched into from top to bottom by concreting pipe, limit concrete perfusion, limit promotes and pours pipe, opens the base plate veneer vibrator 27 on base plate 9 simultaneously；
Step 7, dismounting stair template: after concrete strength reaches collapsible die intensity, turn on bolt first " L " type step plate 19 and saw-tooth profile plate 18 to be removed, then turn on nut and extract steel pipe out and pattern board supporting bracket 1 and base plate 9 are removed be placed in bottom and constructed stand-by on stair 24；
Step 8, hang shifting stair template frame support bracket: stair template frame support bracket 1 and stair template are winched to top stair construction section, proceed the pouring construction of stair.
Claims (5)
1. a monoblock type aluminum alloy pattern plate stair continuously poured in one molding structure, it is characterised in that: described structure specifically includes that pattern board supporting bracket (1), steel pipe (2), limit component (3), draw-in groove (5), built-in fitting (6), base plate (9), transverse stiffener (10), saw-tooth profile plate (18) and " L " type step plate (19)；Steel pipe (2) is interspersed in preformed hole (17), and pattern board supporting bracket (1) is placed on steel pipe (2)；Pattern board supporting bracket (1) two ends are separately fixed on floor beam (26) and halfpace beam (13) by built-in fitting (6)；Base plate (9) back side is evenly arranged with transverse stiffener (10), and base plate (9) is arranged on pattern board supporting bracket (1), and transverse stiffener (10) is placed in draw-in groove (5)；" L " type step plate (19) is placed on saw-tooth profile plate (18), is bolted fixed-type.
A kind of monoblock type aluminum alloy pattern plate stair continuously poured in one molding structure the most according to claim 1, it is characterised in that described halfpace beam (13) and floor beam (26) are provided with built-in fitting (6).
A kind of monoblock type aluminum alloy pattern plate stair continuously poured in one molding structure the most according to claim 1, it is characterized in that, described pattern board supporting bracket (1) bottom arranges limit component (3), being provided with the chock (4) for adjusting pattern board supporting bracket (1) flatness in limit component (3), pattern board supporting bracket (1) top is uniformly arranged draw-in groove (5).
A kind of monoblock type aluminum alloy pattern plate stair continuously poured in one molding structure the most according to claim 1, it is characterized in that, described saw-tooth profile plate (18) is by aluminium sheet integral manufacturing toothing, " L " type step plate (19) is fabricated to " L " shape al member by aluminium sheet, " L " type step plate (19) and saw-tooth profile plate (18) are connected to each other global formation by bolt, and both contact positions are provided with anti-overflow adhesive tape.
5. a monoblock type aluminum alloy pattern plate stair continuously poured in one molding construction method, it is characterised in that also comprise the following steps:
Step one, stair support platform are constructed: synchronous construction floor plates (15), floor beam (26), halfpace beam (13), halfpace plate (14) when building frame construction is constructed；
Step 2, lifting pattern board supporting bracket: first steel pipe (2) is interspersed in preformed hole (17), pattern board supporting bracket (1) is lifted into appointment position, it is temporarily placed on steel pipe (2), then pattern board supporting bracket (1) two ends is separately fixed on floor beam (26) and halfpace beam (13) by built-in fitting (6)；
Step 3, base plate fabrication and installation: base plate (9) back side arranges transverse stiffener (10) uniformly, be lifted into the base plate (9) made on pattern board supporting bracket (1), fixing in transverse stiffener (10) is placed on draw-in groove (5)；
Step 4, stair distribution bar net (22) colligation: carry out the colligation of stair distribution bar net (22) on base plate (9), the reinforcing bar that stair distribution bar net upper and lower end extends with halfpace beam (13) and floor beam (26) respectively is connected；
Step 5, assembling side template and step plate global formation and lifting: " L " type step plate (19) is placed on saw-tooth profile plate (18), it is bolted fixed-type, coordinates suspension ring (11) and steel wire rope (21) by the formwork hoisting of forming to specifying position and docking with base plate (9) fixing by bolt；
Step 6, casting concrete: stretched into from top to bottom by concreting pipe, limit concrete perfusion, limit promotes and pours pipe, opens the veneer vibrator (27) on base plate (9) simultaneously；
Step 7, dismounting stair template: after concrete strength reaches collapsible die intensity, turn on bolt first " L " type step plate (19) and saw-tooth profile plate (18) to be removed, then turn on nut and extract steel pipe out and pattern board supporting bracket (1) and base plate (9) are removed be placed in bottom stair (24) of having constructed and go up the most stand-by；
Step 8, hang shifting formwork plate frame support bracket: pattern board supporting bracket (1) and stair template are winched to top stair construction section, proceeds the pouring construction of stair.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610481951.4A CN105971276B (en) | 2016-06-23 | 2016-06-23 | Integral aluminum formwork stair one-step continuous pouring forming structure and construction method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610481951.4A CN105971276B (en) | 2016-06-23 | 2016-06-23 | Integral aluminum formwork stair one-step continuous pouring forming structure and construction method |
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| CN105971276A true CN105971276A (en) | 2016-09-28 |
| CN105971276B CN105971276B (en) | 2018-01-16 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106088588A (en) * | 2016-08-05 | 2016-11-09 | 中国建筑第七工程局有限公司 | A kind of cast-in-situ stair is closed formwork erecting structure and pours in down a chimney the construction of concrete |
| CN106378861A (en) * | 2016-11-08 | 2017-02-08 | 安徽宇辉建筑产业现代化设计研究院有限公司 | Prefabricated type concrete stair mould and stair manufacturing method |
| CN106437148A (en) * | 2016-12-01 | 2017-02-22 | 顾凯杰 | Quickly constructed stair template |
| CN110219461A (en) * | 2019-06-19 | 2019-09-10 | 银广厦集团有限公司 | A kind of inner cylinder aluminum alloy pattern plate and outline border plank sheathing gang form construction method |
| CN110821166A (en) * | 2018-08-09 | 2020-02-21 | 李宜君 | Building stair forming method and forming module thereof |
| CN112412023A (en) * | 2020-10-28 | 2021-02-26 | 广西桂林地建建设有限公司 | Construction method for movable shaping stair formwork |
| CN113653319A (en) * | 2021-09-02 | 2021-11-16 | 中国二十二冶集团有限公司 | Integrated formwork erecting method for multi-stair section and rest platform |
| CN114457965A (en) * | 2020-11-10 | 2022-05-10 | 长安大学 | Prefabricated staircase with assembled steps and construction method for assembling steps |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106088588A (en) * | 2016-08-05 | 2016-11-09 | 中国建筑第七工程局有限公司 | A kind of cast-in-situ stair is closed formwork erecting structure and pours in down a chimney the construction of concrete |
| CN106378861A (en) * | 2016-11-08 | 2017-02-08 | 安徽宇辉建筑产业现代化设计研究院有限公司 | Prefabricated type concrete stair mould and stair manufacturing method |
| CN106437148A (en) * | 2016-12-01 | 2017-02-22 | 顾凯杰 | Quickly constructed stair template |
| CN110821166A (en) * | 2018-08-09 | 2020-02-21 | 李宜君 | Building stair forming method and forming module thereof |
| CN110821166B (en) * | 2018-08-09 | 2023-04-07 | 李宜君 | Building stair forming method and forming module thereof |
| CN110219461A (en) * | 2019-06-19 | 2019-09-10 | 银广厦集团有限公司 | A kind of inner cylinder aluminum alloy pattern plate and outline border plank sheathing gang form construction method |
| CN112412023A (en) * | 2020-10-28 | 2021-02-26 | 广西桂林地建建设有限公司 | Construction method for movable shaping stair formwork |
| CN114457965A (en) * | 2020-11-10 | 2022-05-10 | 长安大学 | Prefabricated staircase with assembled steps and construction method for assembling steps |
| CN113653319A (en) * | 2021-09-02 | 2021-11-16 | 中国二十二冶集团有限公司 | Integrated formwork erecting method for multi-stair section and rest platform |
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| Publication number | Publication date |
|---|---|
| CN105971276B (en) | 2018-01-16 |
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