CN109629810A - Closed builder's jack system and construction method - Google Patents
Closed builder's jack system and construction method Download PDFInfo
- Publication number
- CN109629810A CN109629810A CN201811634779.7A CN201811634779A CN109629810A CN 109629810 A CN109629810 A CN 109629810A CN 201811634779 A CN201811634779 A CN 201811634779A CN 109629810 A CN109629810 A CN 109629810A
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- Prior art keywords
- scaffold
- steel pipe
- fixed
- girder
- wall
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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
- E04G3/00—Scaffolds essentially supported by building constructions, e.g. adjustable in height
- E04G3/18—Scaffolds essentially supported by building constructions, e.g. adjustable in height supported by cantilevers or other provisions mounted in openings in the building, e.g. window openings
-
- 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
- E04G5/00—Component parts or accessories for scaffolds
-
- 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
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/001—Safety or protective measures against falling down relating to scaffoldings
-
- 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
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/007—Devices and methods for erecting scaffolds, e.g. automatic scaffold erectors
-
- 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
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/04—Means for fastening, supporting, or bracing scaffolds on or against building constructions
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Abstract
The present invention discloses a closed builder's jack system and its construction method, including cantilever steel girder wall penetration structure, wherein through walls fixed construction of the cantilever steel girder wall penetration structure for steel main beam；Cantilever steel girder balcony slab rest configuration, for shelving balcony slab, production overhanging balcony；Closed builder's jack system, for building scaffold；High-altitude overhanging formwork protection canopy, sets up protection canopy；The anchor of the cantilever steel girder wall penetration structure of use is easy for installation, it removes flexible, it is high to can effectively improve turnover utilization rate, it using the high-strength pre-buried U-shaped pull ring of monoblock type, diagonal brace steel pipe regularization coupling beam part, is effectively prevented from balcony slab and is subject to crushing, fixed link, the reinforced wall connecting rod of wall column are crimped using adjustable upright bar, scaffold use scope is widened, using high-altitude overhanging formwork Double-protection canopy, the security risk in erection is reduced, safe construction is conducive to.
Description
Technical field
The present invention relates to field of civil engineering, in particular to a kind of closed builder's jack system and construction method are special
Not Shi Yongyu closed builder's jack system construction.
Background technique
In recent years, increasing with urban architecture, the form of scaffold is also in diversified development trend, and is overhang
Scaffold holds that job area is big, save material, low cost, set up simple and convenient, safe and reliable and obtain extensive with it
It uses.For traditional suspension scaffold using steel pipe as supporting device, stability is poor, and suspension scaffold is all made of fashioned iron as branch in recent years
It holds, the fixation way of cantilever section steel beam is different, and it is most of to use traditional round steel lantern ring, requirement is typically not capable of when bending,
Construction is inconvenient and stability is poor, and waste is big, and cost input is more.
The structural form of the profile steel overhanging scaffold generallyd use at present is divided into outstanding cable-stayed type and lower diagonal-bracing type, upper outstanding
Cable-stayed type is to add wire rope inclined-pulling (or the embedded bar ring on floor, overhanging cross in the fashioned iron outrigger end stretched out by structure
In beam insertion ring, shelf is set up on transversely and horizontally component), and then the frame body outside overhanging.The fashioned iron that this method needs is more,
It needs to stay the finishing for setting larger hole and being not easy to later exterior wall at the position of shear wall and column, and since fashioned iron is very long, tears open
Except it is inconvenient, easily cause danger.Lower diagonal-bracing type builder's jack is to add a bearing diagonal below fashioned iron outrigger end.Overhang from fashioned iron
Material used in scaffold, production, peace tear open, recruitment situation etc. analysis, and upper outstanding cable-stayed type effect is better than lower diagonal-bracing type, but
It is convenient not as good as lower diagonal-bracing type that cable-stayed type is hanged in use aspect.
The construction characteristic of this few class High Large Cantilever structure high-supported formwork is: span is big, height is high, construction loads is big, construction
Difficulty is high, in order to accomplish technologically advanced, economical rationality, guarantee quality, ensure safety, therefore closed builder's jack system
Construction technology is a new issue, the realistic meaning with highly significant.
Summary of the invention
The purpose of the present invention is to provide one for the installation of existing builder's jack system and construction of prevention work in Practical Project
In the difficulties that encounter, propose a kind of closed builder's jack system and construction method, the cantilever steel girder of use structure through walls
The anchor made is easy for installation, removes flexibly, can effectively improve turnover utilization rate height, using the high-strength pre-buried U-shaped of monoblock type
Pull ring, diagonal brace steel pipe regularization coupling beam part, are effectively prevented from balcony slab and are subject to crushing, and crimp fixed link, wall using adjustable upright bar
The reinforced wall connecting rod of column, has widened scaffold use scope, using high-altitude overhanging formwork Double-protection canopy, reduces erection
In security risk, be conducive to safe construction.
In order to realize that any of the above goal of the invention, the present invention disclose the construction method of a closed builder's jack system,
The following steps are included:
The present invention discloses the construction method of a closed builder's jack system, comprising the following steps: 1) preparation of construction；2)
Built-in fitting, wirerope guide pipe and wall are set and reserve mobile jib hole；3) vertical patch wallboard and regularization part bottom through walls are opened up behind outside
Plate installation；4) connector under the regularization of diagonal brace steel pipe is installed；5) corner section steel beam combined clamp appts installation；6) it is laid with pad
High rigidity backing plate and balcony flexible mat board；7) fashioned iron Cantilever Beams through walls are installed；8) the oblique pull steel wire of fashioned iron Cantilever Beams through walls is installed
Rope；9) the diagonal brace spelling steel pipe at installation overhanging balcony slab；10) the adjustable crimping end plate of fixed link is installed；11) installation unit formula
Upright bar fixed link；12) installation is connected and fixed mobile jib；13) builder's jack system is set up；14) builder's jack body at shear wall
System's construction；15) builder's jack system is constructed at frame column；16) builder's jack system is constructed at hole；17) under protection canopy
Layer steel pipe Construction of The Grids；18) the oblique pull wirerope of oblique pull steel pipe and protection canopy is installed；19) protection canopy upper layer steel pipe Construction of The Grids；
20) steel pipe diagonal brace and the vertical strut of steel pipe rack are installed；21) it hangs up closely-knitted safety net and 22) closed steel pipe frame is installed
Side protection and warning strip.
According to another aspect of the present invention, a kind of closed builder's jack system is provided, comprising: cantilever steel girder structure through walls
It makes, wherein through walls fixed construction of the cantilever steel girder wall penetration structure for steel main beam；Cantilever steel girder balcony slab rest configuration, is used for
Shelve and fix the steel main beam at overhanging balcony；Closed builder's jack system, for building scaffold；High-altitude overhanging branch
Mould protection canopy, sets up protection canopy.
The present invention has the advantages that following prominent and remarkable result:
Cantilever steel girder is effectively ensured by by the steel I-beam chosen outside root in 1 cantilever steel girder wall penetration structure of the present invention
Firm safety, so that the support for shuttering smooth construction for cantilevered structure provides premise, and anchor is novel in design, rationally,
Security performance is good, is configured using built-in type, regularization, and the processing is simple, easy for installation, removes and flexibly can effectively improve turnover
Utilization rate is high.
The high-strength pre-buried U-shaped pull ring of use monoblock type that 2 present invention used be related to, novel in structural design, using it is padded just
Property backing plate and balcony top flexible mat board can guarantee do not allow balcony slab stress carry, well solved Vierendeel girder it is deep when
The problem of time, cantilever steel girder balcony slab inconvenience is shelved, it can effectively avoid balcony slab and be subject to crushing, tailored appearance is beautiful, economic benefit
It is prominent, there is good promotion prospect.
3 present invention crimp fixed link, the reinforced wall connecting rod of wall column using adjustable upright bar, reasonable in design, novel, can
Mode upright bar crimps the spacing between the conveniently adjusted scaffold of fixed link, has widened scaffold use scope, the reinforced company of wall column
Wall bar can effectively ensure that in the stable connection of the even position scaffold system of wall point, have good promotion prospect.
High-altitude overhanging formwork protection canopy involved in 4 present invention is composed of upper and lower two layers of steel pipe rack, structure design
It is novel, rationally, meet structure stress and security requirement, based on the external security protection of engineering provide guarantee.
Detailed description of the invention
Fig. 1 hangs the installation of die body system template when being the pond baseboard and side wall integral construction of an embodiment according to the present invention
Figure.
Fig. 2 is that the detailed construction of the inside monoblock type pulling plate in the cantilever steel girder construction of an embodiment according to the present invention is shown
It is intended to.
Fig. 3 is the construction profile of the steel main beam anchor of an embodiment according to the present invention.
Fig. 4 is the sectional view of the steel main beam anchor of an embodiment according to the present invention.
Fig. 5 be an embodiment according to the present invention outside after open up the detailed configuration figure of vertical patch wallboard.
Fig. 6 is the detailed configuration figure that limit riser is stoppered on the inside of an embodiment according to the present invention.
Fig. 7 is the top view of the wall corner steel main beam anchor of an embodiment according to the present invention.
Fig. 8 is that the double plates of regularization of an embodiment according to the present invention connect the structure chart of fixture to entrainment jam plate secondary beam fastly.
Fig. 9 is that the double plates of regularization of an embodiment according to the present invention connect the detailed configuration of fixture to folder girder corner fastly
Figure.
Figure 10 is the structural map of the upper compression disc plate of an embodiment according to the present invention.
Figure 11 is that the double plates of regularization of an embodiment according to the present invention connect the detailed structure of fixture to entrainment jam plate secondary beam fastly
Make figure.
Figure 12 is the pre-buried U-shaped pull ring horizontal section organigram of monoblock type of an embodiment according to the present invention.
Figure 13 is the pre-buried U-shaped pull ring longitudinal profile scheme of installation of monoblock type of an embodiment according to the present invention.
Figure 14 is the diagonal brace spelling steel pipe structural map of an embodiment according to the present invention.
Figure 15 is builder's jack system fixed structure schematic diagram when having shear wall of an embodiment according to the present invention.
Figure 16 is the adjustable horizontal linkage plane organigram of an embodiment according to the present invention.
Figure 17 is builder's jack system fixed structure schematic diagram when having frame column of an embodiment according to the present invention.
Figure 18 is builder's jack system fixed structure schematic diagram when having hole of an embodiment according to the present invention.
Figure 19 is the simple regularization pedestal part organigram of an embodiment according to the present invention.
Figure 20 is the high-altitude overhanging formwork protection canopy scheme of installation of an embodiment according to the present invention.
Figure 21 is the Double-protection canopy organigram of an embodiment according to the present invention.
Figure 22 is that the girder regularization tune of an embodiment according to the present invention inclines block scheme of installation.
Figure 23 is the Double-protection canopy formwork scheme of installation of an embodiment according to the present invention.
In figure: 1- steel main beam, 2- floor, 3- wall, 4- floor preformed hole, 5- wall preformed hole, 6- floor are pre-buried anti-
Sliding nail, 7- expand steel plate bottom plate, 8- disrance sleeve, 9- shank of bolt, 10- nut, 11- top board, the horizontal timber wedge of 12- connecting plate, 13-
Vertical timber wedge, 14- timber wedge compress Zhan Shuxiang behind side plate, 15- fashioned iron bottom billet, 16- regularization part bottom plate through walls, the outside 17-
Limit riser, the double plates of 19- regularization are stoppered on the inside of patch wallboard, 18-, and fixture, the double plates pair of 20- regularization are connect fastly to folder girder corner
It is reserved that entrainment jam plate secondary beam connects fixture, 21- regularization fashioned iron beam section wirerope fixing piece, 22- oblique pull wirerope, 23- wall column fastly
Hole, 24- wirerope guide pipe, the inside 25- monoblock type pulling plate, 26- overhanging balcony, 27- Vierendeel girder, the pre-buried U-shaped of 28- monoblock type are drawn
The fixed bracket of ring, 29- drawing clitellum peg connecting plate, 30- connecting plate, 31- section steel beam fastening ledges, the padded rigid backing plate of 32-, 33- sun
Platform top flexible mat board, 34- lower layer floor, 35- lower layer floor pre-buried bolt bar, the pre-buried tightening latch of 36- lower layer Vierendeel girder, 37- diagonal brace group
Spell connector, 40- diagonal brace steel pipe regularization upper connector, 41- under steel pipe, 38- steel pipe piece, 39- diagonal brace steel pipe regularization
The adjustable crimping end plate of modular upright bar fixed link, 42- fixed link, 43- scaffold upright rod, 44- scaffold cross bar, 45- foot hand
Frame sweep the floor bar, 46- bridging, 47- tool-type grafting guardrail, 48- guardrail fixed cross beam, 49- wall reserve mobile jib hole, 50- wall
Internal side connecting plate, 51- are connected and fixed mobile jib, 52- wall outer side fastening plates, the adjustable waling stripe of 53-, 54- wall column inside steel
Tight otic placode after frame, the 55- frame linking lumps of wood, the sliding of 56- steelframe, the 57- band lumps of wood to tight fashioned iron, 58- to be close to bar, the hole 59- is fixed
Incline block, 63- suspension scaffold secondary beam, 64- of the simple regularization pedestal part of frame, 60-, 61- suspension scaffold girder, 62- girder regularization tune is full
Spread that safety net, 65- damping flitch, that 66- completely spreads scaffold board, the upper layer 67- steel pipe rack, the vertical strut of 68- steel pipe rack, 69- is full
Spread iron net sheet, the closed steel pipe frame side protection of 70-, the oblique pull wirerope of 71- protection canopy, 72- oblique pull steel pipe, 73- peg, 74-
Wire line shoe, 75- square wood strip, 76- hinge, 77- coupling beam girder, 78- coupling beam secondary beam, the right angle 79- connect part, 80- wall fixture,
The lower part 81- fixed disc plate, 82- coupling beam girder connect part, 83- fashioned iron Cantilever Beams connect part, 84- Cantilever Beams connect part pin hole, 85- connects
Beam girder connect part pin hole, compress on 86- disc plate, 87- coupling beam secondary beam connects fixture pin hole fastly, 88- Cantilever Beams connect part bolt,
Bolt of the 89- with handle, 90- secondary beam connect fixture side plate fastly, 91- secondary beam connects fixture top plate fastly, 92- secondary beam connects fixture side hanging plate fastly,
93- secondary beam connects fixture bottom plate fastly, 94- secondary beam connects fixture side plate bolt hole fastly, 95- crimping end plate attachment, the fixed drawing of 96-U shape
Ring, 97- scaffold vertical pole, 98- frame beam main tendon, 99- connecting plate peg, 100- connection fastener, 101- are connected and fixed time bar, 102-
Adjust bolt bolt cylinder, 103- frame column, 104- built-in fitting, the pre-buried fixing bolt of 105- suspension scaffold girder, 106- suspension scaffold girder
Hold-doun nut, 107- steel pipe diagonal brace, 108- warning strip, 109- closely-knitted safety net.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art's every other embodiment obtained belong to what the present invention protected
Range.
It will be understood by those skilled in the art that in exposure of the invention, term " longitudinal direction ", " transverse direction ", "upper",
The orientation of the instructions such as "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" or position are closed
System is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description of the present invention and simplification of the description, without referring to
Show or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore above-mentioned art
Language is not considered as limiting the invention.
It is understood that term " one " is interpreted as " at least one " or " one or more ", i.e., in one embodiment,
The quantity of one element can be one, and in a further embodiment, the quantity of the element can be it is multiple, term " one " is no
It can be interpreted as the limitation to quantity.
As shown in Fig. 1 to Figure 23, closed builder's jack system is included at least: cantilever steel girder wall penetration structure, wherein hanging
Choose through walls fixed construction of the girder steel wall penetration structure for steel main beam (1)；Cantilever steel girder balcony slab rest configuration, for shelving and
Steel main beam (1) at fixed overhanging balcony (26)；Closed builder's jack system, for building scaffold；High-altitude overhanging
Formwork protection canopy, sets up protection canopy.
The structure of cantilever steel girder wall penetration structure is as follows:
Cantilever steel girder wall penetration structure is arranged on floor (2) and wall (3), and wherein it is pre-buried to be equipped with floor for floor (2)
Anti-skid stud (6) and floor preformed hole (4), wall (3) are equipped with wall preformed hole (5) and wall column preformed hole (26), steel of hanging oneself from a beam
Beam wall penetration structure includes steel main beam (1), expands steel plate bottom plate (7), disrance sleeve (8), shank of bolt (9), nut (10), upper pressure
Plate (11), the horizontal timber wedge of connecting plate (12), vertical timber wedge (13), timber wedge compress side plate (14), fashioned iron bottom billet (15), regularization
Vertical patch wallboard (17) is opened up behind part bottom plate (16) through walls, outside, inside stoppers limit riser (18), the double plates of regularization are to folder girder
Corner connects fixture (19), the double plates of regularization fastly, and to carrying secretly, jam plate secondary beam connects fixture (20) fastly, regularization fashioned iron beam section wirerope is consolidated
Determine part (21), oblique pull wirerope (22), wirerope guide pipe (24) and inside monoblock type pulling plate (25), wherein steel main beam
(1) wall preformed hole (5) are passed through, is equipped with regularization bottom plate through walls (16) in wall preformed hole (5) bottom, expands steel plate bottom plate
(7) it is arranged in floor preformed hole (4), and shank of bolt (9) is welded on and expands on steel plate bottom plate (7), steel main beam (1) bottom pad
Have fashioned iron bolster plate of bottom plate (15), fashioned iron backing plate at bottom (15), which passes through, expands steel plate bottom plate (7), on the upside of the end of steel main beam (1)
Equipped with regularization fashioned iron beam section wirerope fixing piece (21), oblique pull wirerope (22) one end is fixed on regularization fashioned iron beam section steel wire
On rope fixing part (21), the other end and inside monoblock type pulling plate (25) are consolidated, wherein inside monoblock type pulling plate (25) is equipped with peg
(73) it is embedded in advance in wall (3).
As depicted in figs. 1 and 2, wirerope guide pipe (24) is located in wall column preformed hole (23), and oblique pull wirerope (22) is worn
It crosses wirerope guide pipe (24) to be then attached on inside monoblock type pulling plate (25), and is consolidated by wire line shoe (74), sizing
Change fashioned iron beam section wirerope fixing piece (21) to weld and fix with steel main beam (1) end.
As shown in Figure 3 and Figure 4, disrance sleeve (8) is covered on shank of bolt (9) by floor preformed hole (4), in order to bolt
The dismounting in bar (9) later period.In addition, steel main beam (1) anchor on floor (2) uses dismountable shank of bolt (9), fashioned iron
The horizontal timber wedge of connecting plate (12) are placed on girder (1) wing plate top, and I-shaped, I-shaped steel main beam (1) is presented in steel main beam (1)
It is compressed at web using vertical timber wedge (13), side plate (14) is compressed using timber wedge between steel main beam (1) and shank of bolt (9) and are carried out
It compresses, the horizontal timber wedge of connecting plate (12) and timber wedge compress side plate (14) and shelve top board (11), and fixed with nut (10).
As shown in Figure 1 and Figure 5, vertically patch wallboard (17) is opened up behind outside, and the lateral surface in wall preformed hole (5) bottom is set,
It is designed using rotatable hinge (76), in order to the installation and removal of steel main beam (1).
As shown in figures 1 to 6, inside stoppers the medial surface that limit riser (18) is embedded in wall preformed hole (5) top in advance, main
It is used to fasten steel main beam (1), an at least square wood strip (75) insertion inside is stoppered into limit riser (18) and wall when fixed
(3) in the gap between.
As shown in fig. 7, steel main beam (1) connects folder girder corner using the double plates of regularization in the corner of wall (3) fastly
Fixture (19) fixed coupling beam girder (77) and overhanging type steel girder (1), the double plates of regularization connect fixture to entrainment jam plate secondary beam fastly
(20) for fixing coupling beam girder (77) and coupling beam secondary beam (78), wherein form coupling beam secondary beam in connection secondary beam (78) connects fixture fastly
Pin hole (87).
As shown in Figure 9 and Figure 10, it is by lower part fixed disc plate that the double plates of regularization connect fixture (19) to folder girder corner fastly
(81), coupling beam girder connects part (82), fashioned iron Cantilever Beams connect part (83) and upper compression disc plate (86) composition, coupling beam girder connect part
(82) connect part (83) with fashioned iron Cantilever Beams and be welded on lower part fixed disc plate (81), coupling beam girder connects part (82) and fashioned iron overhanging
It is 45 ° that beam, which connects the angle between part (83), and coupling beam girder connects part (82) and fashioned iron Cantilever Beams connect and are respectively equipped with coupling beam on part (83)
Girder connects part pin hole (85) and Cantilever Beams connect part pin hole (84), and coupling beam girder (77) and steel main beam (1) are on the corner
Insertion coupling beam girder connects part (82) respectively and fashioned iron Cantilever Beams connect part (83), lower part fixed disc plate (81) and upper compression disc plate
(86) alignment compresses, and connects part bolt (88) using Cantilever Beams and consolidated, and coupling beam girder part pin hole (85) is also using slotting
Pin is fixed.
As shown in Figure 8 and Figure 11, it is by the bolt with handle that the double plates of regularization connect fixture (20) to entrainment jam plate secondary beam fastly
(89), it is fast that secondary beam connects fixture side plate (90) fastly, secondary beam connects fixture top plate (91) fastly, secondary beam connects fixture side hanging plate (92), secondary beam fastly
Even fixture bottom plate (93), secondary beam connect fixture side plate bolt hole (94) composition fastly, and secondary beam connects fixture side hanging plate (92) fastly and hangs over coupling beam
On girder (77), coupling beam secondary beam (78) insertion secondary beam connects fastly between fixture side plate (90), and the bolt (89) with band with handle carries out
It is fixed.
The structure of cantilever steel girder balcony slab rest configuration is as follows:
The pre-buried U-shaped pull ring (28) of monoblock type is embedded in Vierendeel girder (27), and pre-buried U-shaped pull ring (28) lower part of monoblock type is equipped with
Drawing clitellum peg connecting plate (29), wherein drawing clitellum peg connecting plate (29) connects two end sides of the pre-buried U-shaped pull ring (28) of monoblock type；It draws
Annulus peg connecting plate (29) lower part is equipped with connecting plate and fixes bracket (30), and section steel beam fastens ledges (31) and passes through the pre-buried U-shaped of monoblock type
Pull ring (28) is placed in the top of steel main beam (1), to the stuck consolidation of progress at the top of steel main beam (1).
Diagonal brace spelling steel pipe (37) top and diagonal brace steel pipe regularization upper connector (40) weld, in diagonal brace steel pipe regularization
Connector (40) is welded on steel main beam (1), therefore diagonal brace spelling steel pipe (37) top in the regularization of diagonal brace steel pipe by connecting
Part (40) and steel main beam (1) are welded, and can be played a supporting role, to avoid overhanging balcony (26) stress.
Connector (39) welds under the diagonal brace steel pipe regularization of diagonal brace spelling steel pipe (37) lower part and L shape, diagonal brace steel pipe
Connector (39) is fixedly arranged at lower layer by lower layer's floor pre-buried bolt bar (35) and the pre-buried tightening latch of lower layer's Vierendeel girder (36) under regularization
On floor (34), therefore, diagonal brace spelling steel pipe (37) lower part passes through connector (39) under the regularization of diagonal brace steel pipe and is fixed on lower floor
On plate (34).
Before steel main beam (1) is fixed, in Vierendeel girder (27) above with padded rigid backing plate (32) by fashioned iron
Girder (1) is padded, in order to avoid overhanging balcony (26) stress, in addition, in overhanging balcony (26) above with balcony top flexible pad
Plate (33) is padded by steel main beam (1).
As shown in Fig. 1 and Figure 14, diagonal brace spelling steel pipe (37) can form a unit using steel pipe piece (38), thus
Convenient for being welded and fixed.
The structure of closed builder's jack system is as follows:
Closed builder's jack system includes that scaffold upright rod (43), scaffold cross bar (44), scaffold are swept the floor bar
(45) and scaffold vertical pole (97), wherein scaffold cross bar (44) and scaffold vertical pole (97) connect and compose scaffold system
General frame, scaffold upright rod (43) and scaffold vertical pole (97) are vertically arranged, and scaffold bar (45) of sweeping the floor is connected to closely
The scaffold cross bar (44) in face, in order to guarantee that scaffold system is firm, in outermost at least two scaffold upright rods (43) it
Between be equipped with bridging (46), wherein bridging (46) it is tilting and by connection fastener (100) connection scaffold upright rod (43).
Scaffold upright rod (43) in avris is connected and fixed with mobile jib (51) is connected and fixed, and it is logical to be connected and fixed mobile jib (51)
It crosses wall and reserves mobile jib hole (49) across wall (3), be connected and fixed mobile jib (51) and wall (3) and utilize wall outer side fastening plates
(52) and on the inside of wall connecting plate (50) is fastened.
The bottom of scaffold upright rod (43) is crimped by crimping end plate attachment (95) with modular upright bar fixed link (41)
It is fixed, it is then attached on the adjustable crimping end plate (42) of fixed link, wherein modular upright bar fixed link (51) is fixed on fixation
On the adjustable crimping end plate (42) of bar；Modular upright bar fixed link (41) equidistantly distributed, so that scaffold system can be realized
Spacing is adjustable.
Scaffold system can be used adjustable waling stripe (53) and connect with external scaffolding when encountering shear wall；Foot hand
Frame system consolidates tight fashioned iron (57) using steelframe (54), the lumps of wood on the inside of wall column when encountering frame column (103), hole
It is fixed.
As shown in Figure 15 and Figure 16, adjustable waling stripe (53) is connected to scaffold upright rod (43), and adjustable level is even
Bar (53) is equipped with the preformed hole that at least one is connected and fixed time bar (101), it can be achieved that adjustable waling stripe (53) connection
Multiple to be connected and fixed time bar (101), adjustable waling stripe (53) other end is connected and fixed mobile jib (51).
As shown in Figure 1, the adjustable crimping end plate (42) of fixed link is arranged on steel main beam (1) top, upper part is equidistant
Preformed hole equipped with modular upright bar fixed link (41), so that the spacing adjusting to modular upright bar fixed link (41) can be realized.
As shown in Figure 17 and Figure 18, it when closed builder's jack system encounters frame column (103) and/or hole, needs
Upper the frame linking lumps of wood (55) are first padded on the outside of the wall (3) at frame column (103) and/or hole, and steelframe (54) on the inside of wall column is installed,
At this point, being equipped with the frame linking lumps of wood (55) between steelframe (54) and frame column (103) on the inside of wall column, steelframe on the inside of wall column is then slided
(54) tight otic placode (56) is fixed after the steelframe sliding on；Steelframe (54) is arranged on the inside of wall column outside to tight fashioned iron (57) in the lumps of wood
Side, and the lumps of wood is equipped with the frame linking lumps of wood (55) between steelframe (54) on the inside of tight fashioned iron (57) and wall column, and the lumps of wood is to tight fashioned iron
(57) with steelframe (54) on the inside of wall column by the way that bar (58) realization fastening is close to, the two neighboring lumps of wood leads to between tight fashioned iron (57)
Connection fastener (100) connection is crossed, is fastened also by connection fastener (100) with mobile jib (51) is connected and fixed.
As shown in figure 18, when closed builder's jack system encounters hole, need to be connected and fixed at two mobile jib (51) it
Between it is carried out to top with hole fixed frame (59), and lock adjust bolt bolt cylinder (102) it is fixed, be effectively ensured at hole and hanged
Outrigger scaffold system construction safety.
As shown in figure 19, simple regularization pedestal part (60) can also be used in closed builder's jack system on pillar,
The pre-buried peg in wall (3), then covers splice on peg, install convenient.
The structure of high-altitude overhanging formwork protection canopy is as follows:
As shown in Figure 20~Figure 23, specifically include that suspension scaffold girder (61), girder regularization tune incline block (62), suspension scaffold
Secondary beam (63) completely spreads safety net (64), damping flitch (65), completely spreads scaffold board (66), upper layer steel pipe rack (67), steel pipe rack
Vertical strut (68), completely spread iron net sheet (69), closed steel pipe frame side protection (70), protection canopy protection canopy oblique pull wirerope
(71), oblique pull steel pipe (72), built-in fitting (104), the pre-buried fixing bolt of suspension scaffold girder (105), suspension scaffold girder hold-doun nut
(106), steel pipe diagonal brace (107), warning strip (108), closely-knitted safety net (109)；Suspension scaffold girder (61) one end is fixed on building
On plate (2), the other end tenses unloading using the oblique pull wirerope (71) of protection canopy, and suspension scaffold girder (61) updip is arranged,
It is main to be inclined block (62) Lai Shixian by girder regularization tune of the setting on the floor (2), one end of suspension scaffold girder (61)
The girder regularization tune is placed in incline on block (62)；Suspension scaffold secondary beam (63) rides upon above suspension scaffold girder (61), and splicing is outstanding
Builder's jack；The oblique pull wirerope (71) of protection canopy is fixed on the built-in fitting (104) being arranged at floor (2), the built-in fitting
(104) from the floor (2) surface bulge；Upper layer steel pipe rack (67), suspension scaffold girder are equipped with above suspension scaffold girder (64)
(61) side is equidistantly equipped with the vertical strut of steel pipe rack (68), upper layer steel pipe rack (67) and the vertical strut of steel pipe rack (68) it
Between overwork closely-knitted safety net (109) and protected.
As shown in figure 20, steel main beam (1) end setting tool-type grafting guardrail (47), tool-type grafting guardrail (47) it
Between be connected as an entirety by guardrail fixed cross beam (48), it is ensured that scaffold system construction safety；The oblique rollering steel of protection canopy
Cord (71) and oblique pull steel pipe (72) are arranged every a cloth one, can play the role of being spaced off-load；Suspension scaffold secondary beam (63) end
Oblique pull steel pipe (72) are additionally provided with, receiving is primarily served and draws, supports load, it is ensured that the safety of protection canopy, oblique pull steel pipe (72) other end
It is fixed on floor (2) by the pre-buried fixing bolt of suspension scaffold girder (105) and suspension scaffold girder hold-doun nut (106).
As shown in Figure 20 and Figure 21, it is oblique to be nearby additionally provided with steel pipe for suspension scaffold secondary beam (63) and upper layer steel pipe rack (67) end
It supports (107), enhances the overall stability of suspension scaffold secondary beam (63) and upper layer steel pipe rack (67), while steel pipe diagonal brace (107) one
End is connect with oblique pull steel pipe (72), and the other end protects (70) to connect with closed steel pipe frame side.
As shown in Fig. 1 and Figure 22, the girder regularization tune block (62) that inclines is located at floor (2) end, for adjusting suspension scaffold master
The tendency angle of beam (61), girder regularization tune incline block (62) pad in suspension scaffold girder (61) lower part, after being transferred to proper angle, use
Suspension scaffold girder (61) is fixed on building by the pre-buried fixing bolt of suspension scaffold girder (105) and suspension scaffold girder hold-doun nut (106)
On plate (2).
As shown in figure 23, completely paving safety net (64) should be in suspension scaffold secondary beam (63) Shang Manpu, completely paving safety net (64) upper berth
If damping flitch (65), completely paving scaffold board (66) is laid on the damping lumps of wood (65)；Completely paving iron net sheet (69) should be paved with upper layer steel pipe
The suspension scaffold secondary beam (63) on rack (67) top；Suspension scaffold secondary beam (63) and upper layer steel pipe rack (67) end are equipped with closed steel
(70) are protected in pipe support side, are equipped with warning strip (108) on the outside of closed steel pipe frame side protection (70).
As shown in FIG. 1 to FIG. 23, the construction method of closed builder's jack system, comprising the following steps:
1) preparation of construction: surveying setting-out selectes steel main beam (1), timber wedge compresses side plate (14), fashioned iron bottom billet
(15), coupling beam girder (77), coupling beam secondary beam (78), suspension scaffold girder (61), suspension scaffold secondary beam (63), closed steel pipe frame side are anti-
The size of (70) etc. is protected, the steel pipe model and size of scaffold upright rod (43) etc. are selected, select oblique pull wirerope (22) and is protected
The diameter of the oblique pull wirerope (71) of canopy, gets out construction machinery equipment, tests to all materials of marching into the arena；
2) built-in fitting, wirerope guide pipe and wall are set and reserve mobile jib hole: pouring overhang layer lower layer armored concrete
When beam, plate, pre-buried anti-skid stud (6) is set on floor (2) and pre-buried with the shank of bolt (9) for expanding steel plate bottom plate (7), in wall
Body (3) is equipped with wall preformed hole (5) and inside stoppers limit riser (18), consequently facilitating the installation of steel main beam (1)；
In order to guarantee the firm of steel main beam (1), reserved mobile jib hole (23) and inside monoblock type pulling plate are equipped in wall (3)
(25), consequently facilitating oblique pull wirerope (22) is fixed；
Encounter need to overhang balcony (26) when, the pre-buried U-shaped pull ring (28) of monoblock type is to encounter Vierendeel girder (27) deep
When, it needs to carry out accurate positionin installation using connecting plate fixed bracket (30), it is solid that connecting plate is set up on frame beam main tendon (98)
Fixed rack (30), installs drawing clitellum peg connecting plate (29) on connecting plate fixed bracket (30), then installs the pre-buried U-shaped of monoblock type and draws
Ring (28), is equipped with lower layer's floor pre-buried bolt bar (35) in lower layer's floor (34), and it is pre-buried to be equipped with lower layer's Vierendeel girder in Vierendeel girder (27)
Tightening latch (36)；For the ease of setting up scaffold system, wall is reserved in wall (3) and reserves mobile jib hole (49)；In order to install protection
Built-in fitting (104) and the pre-buried fixing bolt of suspension scaffold girder (105) need to be arranged in canopy on floor (2)；
3) vertical patch wallboard and regularization part bottom plate installation through walls are opened up behind outside: in the bottom of wall preformed hole (5)
It installs regularization bottom plate through walls (16), opens up vertical patch wallboard behind the outside installation outside of the wall (3) of wall preformed hole (5) bottom
(17), it is accurately positioned when being installed in order to section steel beam (1)；
4) connector under the regularization of diagonal brace steel pipe is installed: when encountering overhanging balcony (26), before installation steel main beam (1),
First it need to use lower layer's floor pre-buried bolt bar (35) and the pre-buried tightening latch of lower layer's Vierendeel girder (36) will be under L-shaped diagonal brace steel pipe regularization
Connector (39) is fixed on lower layer's floor (34)；
5) corner section steel beam combined clamp appts installation: steel main beam (1) is double using regularization in the corner of wall (3)
Plate connects fixture (19) fixed coupling beam girder (77) fastly to folder girder corner and steel main beam (1), steel main beam (1) on the corner divide
Not Cha Ru coupling beam girder connect part (82) and fashioned iron Cantilever Beams connect part (83), lower part fixed disc plate (81) and upper compression disc plate
(86) alignment compresses, and connects part bolt (88) using Cantilever Beams and consolidated, and coupling beam girder part pin hole (85) is also using slotting
Pin is fixed；
6) padded rigid backing plate and balcony flexible mat board are laid with: when encountering overhanging balcony (26), being existed to steel main beam (1)
, need to be padded by steel main beam (1) above with padded rigid backing plate (32) in Vierendeel girder (27) before being fixed, in order to avoid outstanding
Cantilevered balcony (26) stress, need to will be padded by steel main beam (1) above with padded rigid backing plate (32) in overhanging balcony (26)；
7) fashioned iron Cantilever Beams through walls are installed: after steel main beam (1) passes through wall preformed hole (5), in addition to pre-buried anti-with floor
Sliding nail (6) is fixed outer, is compressed at I-shaped steel main beam (1) web using vertical timber wedge (13), steel main beam (1) and bolt
It compresses side plate (14) using timber wedge between bar (9) to be compressed, the horizontal timber wedge of connecting plate (12) and timber wedge compress side plate (14) and shelve
Top board (11), and it is fixed with nut (10)；
8) install the oblique pull wirerope of fashioned iron Cantilever Beams through walls: it is right that oblique pull wirerope (22) passes through wirerope guide pipe (24)
After be fixed on inside monoblock type pulling plate (25), and consolidated by wire line shoe (74), oblique pull wirerope (22) other end and fixed
Type fashioned iron beam section wirerope fixing piece (21) is fixed, is welded and fixed with steel main beam (1) end；
9) diagonal brace spelling steel pipe (37) first the diagonal brace spelling steel pipe at installation overhanging balcony slab: is used into steel pipe piece
(38) unit can be formed, then diagonal brace spelling steel pipe (37) top and diagonal brace steel pipe regularization upper connector (40) weld,
Connector (39) welds under lower part and L-shaped diagonal brace steel pipe regularization；
10) install the adjustable crimping end plate of fixed link: the adjustable crimping end plate (42) of fixed link is welded on steel main beam (1)
Top, upper part are equidistantly equipped with the preformed hole of modular upright bar fixed link (41), fix to can realize to modular upright bar
The spacing of bar (41) is adjusted；
11) installation unit formula upright bar fixed link: the modular upright bar on adjustable crimping end plate (42) of fixed link is fixed
Need to carry out the installation of modular upright bar fixed link (41) at the preformed hole of bar (41) according to construction；
12) installation is connected and fixed mobile jib: being connected and fixed mobile jib (51) by wall and reserves mobile jib hole (49) across wall
(3), it is then fastened with connecting plate (50) on the inside of wall outer side fastening plates (52) and wall；
13) it sets up builder's jack system: scaffold upright rod (43), scaffold cross bar (44), scaffold is swept the floor bar
(45), bridging (46), scaffold vertical pole (97), scaffold cross bar (44) and scaffold vertical pole (97) are assembled into scaffold system
General frame bridging is equipped between outermost modular upright bar fixed link (41) in order to guarantee that scaffold system is firm
(46)；
14) builder's jack system is constructed at shear wall: adjustable water can be used when encountering shear wall in scaffold system
Flat connecting rod (53) connect with external scaffolding；
15) builder's jack system is constructed at frame column: when closed builder's jack system encounters frame column (103),
It needs first to pad upper the frame linking lumps of wood (55) on the outside of the wall (3) of frame column (103), then steelframe (54) on the inside of wall column is installed, then slide
Tight otic placode (56) is fixed after steelframe sliding on the inside of dynamic wall column on steelframe (54)；Tight fashioned iron (57) are arranged in wall column in the lumps of wood
On the outside of inside steelframe (54), the lumps of wood to steelframe (54) on the inside of tight fashioned iron (57) and wall column by fastening to being close to bar (58) and realize,
Two lumps of wood between tight fashioned iron (57) by being attached with connection fastener (100) with mobile jib (51) is connected and fixed；
16) builder's jack system is constructed at hole: when closed builder's jack system encounters hole, in addition to using wall
Steelframe (54) and the lumps of wood are installed tight fashioned iron (57) outer on the inside of column, need to also be connected and fixed at two between mobile jib (51) solid with hole
Determine frame (59) to carry out to top it, and lock adjusting bolt bolt cylinder (102) and fix, builder's jack body at hole has been effectively ensured
It is construction safety；
17) protection canopy lower layer steel pipe Construction of The Grids: suspension scaffold girder (61) should updip, mainly pass through girder regularization tune
Incline block (62) Lai Shixian, and suspension scaffold secondary beam (63) rides upon above suspension scaffold girder (61), and suspension scaffold girder (61) one end is fixed
On floor (2), the other end tenses unloading using the oblique pull wirerope (71) of protection canopy, and completely paving safety net (64) should be in suspension scaffold
Secondary beam (63) Shang Manpu is completely laid with damping flitch (65) on paving safety net (64), and completely paving scaffold board is laid on the damping lumps of wood (65)
(66)；
18) install the oblique pull wirerope of oblique pull steel pipe and protection canopy: the oblique pull wirerope (71) of protection canopy is fixed on floor
(2) on the built-in fitting (104) at, suspension scaffold secondary beam (63) end is additionally provided with oblique pull steel pipe (72), primarily serves receiving and draws, supports lotus
It carries, it is ensured that the safety of protection canopy, oblique pull steel pipe (72) other end are fixed on floor (2)；
19) protection canopy upper layer steel pipe Construction of The Grids: completely paving iron net sheet (69) should be paved with upper layer steel pipe rack (67) top
Suspension scaffold secondary beam (63)；
20) install steel pipe diagonal brace and the vertical strut of steel pipe rack: suspension scaffold girder (61) side is equidistantly equipped with steel pipe rack
Vertical strut (68)；
21) it hangs up closely-knitted safety net: upper layer steelpipe net frame (67) being installed above suspension scaffold girder (64), upper layer steelpipe net
Closely-knitted safety net (109) is overworked between frame (67) and the vertical strut of steel pipe rack (68) to be protected；
22) closed steel pipe frame side protection and warning strip: suspension scaffold secondary beam (63) and upper layer steel pipe rack (67) end are installed
Portion is equipped with closed steel pipe frame side protection (70), is equipped with warning strip (108) on the outside of closed steel pipe frame side protection (70).
The present invention is not limited to above-mentioned preferred forms, anyone can show that other are various under the inspiration of the present invention
The product of form, however, make any variation in its shape or structure, it is all that there is skill identical or similar to the present application
Art scheme, is within the scope of the present invention.
Claims (10)
1. the construction method of closed builder's jack system, which comprises the following steps:
1) preparation of construction:
Surveying setting-out, select steel main beam (1), timber wedge compress side plate (14), fashioned iron bottom billet (15), coupling beam girder (77),
Coupling beam secondary beam (78), suspension scaffold girder (61), suspension scaffold secondary beam (63), closed steel pipe frame side protection (70) size, select
The steel pipe model and size of scaffold upright rod (43) select the straight of the oblique pull wirerope (71) of oblique pull wirerope (22) and protection canopy
Diameter gets out construction machinery equipment；
2) built-in fitting, wirerope guide pipe and wall are set and reserve mobile jib hole:
Pre-buried anti-skid stud (6) is set on floor (2), is pre-buried with the shank of bolt (9) for expanding steel plate bottom plate (7), is arranged pre-buried
Part (104) and the pre-buried fixing bolt of suspension scaffold girder (105)；Wall preformed hole (5) are equipped in wall (3), inside stoppers limit
Monoblock type pulling plate (25) and wall reserve mobile jib hole (49) on the inside of riser (18), reserved mobile jib hole (23)；In frame beam main tendon
(98) it is fixed bracket (30) that connecting plate is set up on, and drawing clitellum peg connecting plate (29) are installed on connecting plate fixed bracket (30), are then pacified
The pre-buried U-shaped pull ring (28) of monoblock type is filled, lower layer's floor pre-buried bolt bar (35) is equipped in lower layer's floor (34), is set in Vierendeel girder (27)
There is the pre-buried tightening latch of lower layer's Vierendeel girder (36)；
3) vertical patch wallboard and regularization part bottom plate installation through walls are opened up behind outside:
Regularization bottom plate through walls (16) are installed in wall preformed hole (5) bottom, on the outside of the wall (3) of wall preformed hole (5) bottom
Vertical patch wallboard (17) is opened up behind installation outside；
4) connector under the regularization of diagonal brace steel pipe is installed:
First use lower layer's floor pre-buried bolt bar (35) and the pre-buried tightening latch of lower layer's Vierendeel girder (36) by L-shaped diagonal brace steel pipe regularization
Lower connector (39) is fixed on lower layer's floor (34)；
7) fashioned iron Cantilever Beams through walls are installed:
After steel main beam (1) passes through wall preformed hole (5), it is fixed on floor (2) with the pre-buried anti-skid stud of floor (6), it is I-shaped
It is compressed at the web of steel main beam (1) using vertical timber wedge (13), timber wedge pressure is used between steel main beam (1) and shank of bolt (9)
Tight side plate (14) is compressed, and the horizontal timber wedge of connecting plate (12) is placed on steel main beam (1), in the horizontal timber wedge of connecting plate (12) and timber wedge
It compresses and is shelved top board (11) on side plate (14), and is fixed with nut (10)；
8) the oblique pull wirerope of fashioned iron Cantilever Beams through walls is installed:
Oblique pull wirerope (22) passes through wirerope guide pipe (24) and is then attached on inside monoblock type pulling plate (25), and passes through steel
Cord card (74) consolidation, oblique pull wirerope (22) other end and regularization fashioned iron beam section wirerope fixing piece (21) are fixed；
9) the diagonal brace spelling steel pipe at installation overhanging balcony slab:
Diagonal brace spelling steel pipe (37) top and diagonal brace steel pipe regularization upper connector (40) are welded, lower part with it is L-shaped oblique
Connector (39) under steel pipe regularization is supportted to weld；
10) the adjustable crimping end plate of fixed link is installed:
The adjustable crimping end plate (42) of fixed link is welded on steel main beam (1) top, and upper part is equidistantly equipped with modular upright bar
The preformed hole of fixed link (41)；
11) installation unit formula upright bar fixed link:
The installation of modular upright bar fixed link (41) is carried out on adjustable crimping end plate (42) of fixed link；
12) installation is connected and fixed mobile jib:
Be connected and fixed mobile jib (51) mobile jib hole (49) reserved by wall and pass through wall (3), with wall outer side fastening plates (52) and
Connecting plate (50) will be connected and fixed mobile jib (51) and fasten on the inside of wall；
13) builder's jack system is set up:
Scaffold upright rod (43), scaffold cross bar (44), scaffold are swept the floor bar (45), bridging (46), scaffold vertical pole
(97) it is assembled, scaffold cross bar (44) is assembled into the general frame of scaffold system, scaffold with scaffold vertical pole (97)
Upright bar (43) and scaffold vertical pole (97) are vertically arranged, and scaffold bar (45) of sweeping the floor is connected to scaffold cross bar close to ground
(44), bridging (46) are equipped between outermost modular upright bar fixed link (41)；
17) protection canopy lower layer steel pipe Construction of The Grids:
Suspension scaffold girder (61) is obliquely placed on floor (2) by the girder regularization tune block (62) that inclines, and the other end utilizes protection
The oblique pull wirerope (71) of canopy tenses unloading, and suspension scaffold secondary beam (63) rides upon above suspension scaffold girder (61)；
18) the oblique pull wirerope of oblique pull steel pipe and protection canopy is installed:
The oblique pull wirerope (71) of protection canopy is fixed on the built-in fitting (104) at floor (2), and suspension scaffold secondary beam (63) end is also
Equipped with oblique pull steel pipe (72), oblique pull steel pipe (72) other end is fixed on floor (2)；
19) protection canopy upper layer steel pipe Construction of The Grids:
Upper layer steel pipe rack (67) is equipped with above suspension scaffold girder (64)；
20) steel pipe diagonal brace and the vertical strut of steel pipe rack are installed:
Suspension scaffold girder (61) side is equidistantly equipped with the vertical strut of steel pipe rack (68)；And
21) closely-knitted safety net is hanged up:
Closely-knitted safety net (109) is overworked between upper layer steel pipe rack (67) and the vertical strut of steel pipe rack (68) to be prevented
Shield.
2. the construction method of closed builder's jack system according to claim 1, which is characterized in that before step 7),
Include:
Step 5) corner section steel beam combined clamp appts installation:
Steel main beam (1) meets fixture (19) fixed company to folder girder corner using the double plates of regularization in the corner of wall (3) fastly
Beam girder (77) and steel main beam (1), on the corner insertion coupling beam girder connects part (82) and fashioned iron overhanging to steel main beam (1) respectively
Beam connects part (83), and lower part fixed disc plate (81) is aligned compression with upper compression disc plate (86), and connects part bolt using Cantilever Beams
(88) it is consolidated, coupling beam girder part pin hole (85) is also fixed using bolt.
3. the construction method of closed builder's jack system according to claim 1, which is characterized in that before step 7, packet
It includes:
Step 6) is laid with padded rigid backing plate and balcony flexible mat board:
To steel main beam (1) before being fixed, in Vierendeel girder (27) above with padded rigid backing plate (32) by steel main beam
(1) padded, it is above with balcony top flexible mat board (33) that steel main beam (1) is padded in overhanging balcony (26).
4. the construction method of closed builder's jack system according to claim 1, which is characterized in that
After step 13, when scaffold system encounters shear wall, comprising:
Builder's jack system is constructed at step 14) shear wall:
It is connect using adjustable waling stripe (53) with external scaffolding, adjustable waling stripe (53) is connected to scaffold upright rod
(43), adjustable waling stripe (53) is equipped at least one and is connected and fixed the preformed hole of time bar (101), it can be achieved that one adjustable
Waling stripe (53) connection is multiple to be connected and fixed time bar (101), and adjustable waling stripe (53) other end is connected and fixed master
Bar (51).
5. the construction method of closed builder's jack system according to claim 1, which is characterized in that after step 13,
When scaffold system encounters frame column (103), comprising:
Builder's jack system is constructed at step 15) frame column:
It is padded on the outside of the wall (3) of frame column (103) upper the frame linking lumps of wood (55), then steelframe (54) on the inside of wall column is installed, then slided
Tight otic placode (56) is fixed after steelframe sliding on the inside of dynamic wall column on steelframe (54)；Tight fashioned iron (57) are arranged in wall column in the lumps of wood
On the outside of inside steelframe (54), the lumps of wood to steelframe (54) on the inside of tight fashioned iron (57) and wall column by fastening to being close to bar (58) and realize,
Two lumps of wood between tight fashioned iron (57) by being attached with connection fastener (100) with mobile jib (51) is connected and fixed.
6. the construction method of closed builder's jack system according to claim 1, which is characterized in that after step 13,
When scaffold system encounters hole, comprising steps of
Builder's jack system is constructed at step 16) hole:
Tight fashioned iron (57) is installed using steelframe (54) and the lumps of wood on the inside of wall column, is connected and fixed at two between mobile jib (51)
It is carried out to top with hole fixed frame (59), and it is fixed to lock adjusting bolt bolt cylinder (102).
7. the construction method of closed builder's jack system according to claim 1, which is characterized in that comprising steps of
Step 22) installs closed steel pipe frame side protection and warning strip:
Suspension scaffold secondary beam (63) and upper layer steel pipe rack (67) end are equipped with closed steel pipe frame side protection (70), closed steel pipe
Frame side is protected on the outside of (70) and is equipped with warning strip (108).
8. the construction method of closed builder's jack system according to claim 1, which is characterized in that in step 17:
It is completely paved on suspension scaffold secondary beam (63) safety net (64), is completely laid with damping flitch (65) on paving safety net (64), damping side
Completely paving scaffold board (66) is laid on wooden (65).
9. closed builder's jack system characterized by comprising
Cantilever steel girder wall penetration structure, wherein through walls fixed construction of the cantilever steel girder wall penetration structure for steel main beam (1)；
Cantilever steel girder balcony slab rest configuration, for shelving and fixing the steel main beam (1) at overhanging balcony (26)；
Closed builder's jack system, for building scaffold；
High-altitude overhanging formwork protection canopy, sets up protection canopy；
Wherein cantilever steel girder balcony slab rest configuration includes: Vierendeel girder (27), the pre-buried U-shaped pull ring (28) of monoblock type and diagonal brace group
It spells steel pipe (37), Vierendeel girder (27) is placed in steel main beam (1) bottom side；The pre-buried U-shaped pull ring (28) of monoblock type is embedded in Vierendeel girder
(27) in, pre-buried U-shaped pull ring (28) lower part of monoblock type is equipped with drawing clitellum peg connecting plate (29), drawing clitellum peg connecting plate (29) lower part
It is fixed bracket (30) equipped with connecting plate；Diagonal brace spelling steel pipe (37) top connects steel main beam (1), and lower part connects lower layer's floor
(34), it is obliquely installed；
Wherein closed builder's jack system includes: that scaffold upright rod (43), scaffold cross bar (44), scaffold are swept the floor bar
(45) and scaffold vertical pole (97)；Scaffold cross bar (44) is connect with scaffold vertical pole (97), scaffold upright rod (43) and foot
Hand cradle vertical pole (97) is vertically arranged；Wherein the scaffold upright rod (43) in avris is connected and fixed with mobile jib (51) is connected and fixed,
It is connected and fixed mobile jib (51) and mobile jib hole (49) is reserved across wall (3) by wall；The bottom of scaffold upright rod (43) passes through pressure
It connects end plate attachment (95) and crimps fixation with modular upright bar fixed link (41), and be fixed on the adjustable crimping end plate of fixed link
(42) on；
When closed builder's jack system is applied to shear wall, scaffold upright rod (43) connected adjustable waling stripe
(53)；When closed builder's jack system is applied to frame column (103), hole, it is connected and fixed mobile jib (51) connection side
Wood steelframe (54) on the inside of tight fashioned iron (57) cooperation wall column is fixed tight fashioned iron (57), the lumps of wood；
Wherein high-altitude overhanging formwork protection canopy, including suspension scaffold girder (61), suspension scaffold secondary beam (63) and upper layer steel pipe rack
(67)；Suspension scaffold secondary beam (63) rides upon above suspension scaffold girder (61), splices suspension scaffold；Suspension scaffold girder (61) one end is fixed
On floor (2), the other end tenses unloading using oblique pull wirerope (71), and suspension scaffold girder (61) is by being placed on floor (2)
Girder regularization tune incline and realize updip setting on block (62)；Upper layer steel pipe rack (67) is equipped with above suspension scaffold girder (61),
Suspension scaffold girder (61) side is equidistantly equipped with the vertical strut of steel pipe rack (68), and upper layer steel pipe rack (67) and steel pipe rack are vertical
Closely-knitted safety net (109) is overworked between strut (68) to be protected.
10. closed builder's jack system according to claim 1, which is characterized in that
Suspension scaffold secondary beam (63) end is additionally provided with oblique pull steel pipe (72), and oblique pull steel pipe (72) other end is fixed on floor (2), tiltedly
It draws wirerope (71) and oblique pull steel pipe (72) to be arranged every a cloth one, safety net (64) is paved on suspension scaffold secondary beam (63),
It completely spreads on safety net (64) and is laid with damping flitch (65), completely paving scaffold board (66) is laid on the damping lumps of wood (65)；
Diagonal brace spelling steel pipe (37) top and diagonal brace steel pipe regularization upper connector (40) weld and are welded on steel main beam (1)
On, connector (39) welds and is fixedly arranged at lower layer's floor (34) under diagonal brace spelling steel pipe (37) lower part and the regularization of diagonal brace steel pipe
On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811634779.7A CN109629810B (en) | 2018-12-29 | 2018-12-29 | Closed type overhanging scaffold and construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811634779.7A CN109629810B (en) | 2018-12-29 | 2018-12-29 | Closed type overhanging scaffold and construction method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109629810A true CN109629810A (en) | 2019-04-16 |
| CN109629810B CN109629810B (en) | 2021-02-09 |
Family
ID=66054498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201811634779.7A Active CN109629810B (en) | 2018-12-29 | 2018-12-29 | Closed type overhanging scaffold and construction method |
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| CN110388000A (en) * | 2019-07-31 | 2019-10-29 | 杭州悦为科技有限公司 | The cast-in-place overhanging beam construction method of multilayer fashioned iron-drag-line dimensional support super-span |
| CN110469102A (en) * | 2019-09-10 | 2019-11-19 | 江苏南通二建集团有限公司 | A kind of high-altitude combined steel beam installs the operating platform and its construction method |
| CN111910902A (en) * | 2020-08-05 | 2020-11-10 | 中建八局第二建设有限公司 | Construction method of high-altitude double-layer overlong cantilever reinforced concrete structure |
| CN112175638A (en) * | 2020-09-01 | 2021-01-05 | 中冶天工集团有限公司 | Coke oven double-layer resistance wall construction structure and construction method thereof |
| CN113863666A (en) * | 2021-10-09 | 2021-12-31 | 中国化学工程第六建设有限公司 | High-altitude profile steel overhanging formwork support frame and construction method thereof |
| CN114412152A (en) * | 2022-01-27 | 2022-04-29 | 中兆建工集团有限公司 | Construction method for constructing I-steel scaffold by large-span overhanging structure of high-rise cluster project |
| CN114427287A (en) * | 2022-02-23 | 2022-05-03 | 中建八局第二建设有限公司 | Triangular overhanging scaffold support for frame beam and use method thereof |
| CN114837394A (en) * | 2022-03-28 | 2022-08-02 | 中国五冶集团有限公司 | Construction method of combined type external corner profile steel cantilever frame |
| CN114961227A (en) * | 2022-06-07 | 2022-08-30 | 中建八局第一建设有限公司 | Turnover type cantilever I-steel embedding device and implementation mode thereof |
| CN114991449A (en) * | 2022-07-13 | 2022-09-02 | 山西四建集团有限公司 | Construction method of anti-deformation profile steel combined platform for fire-fighting corridor |
| CN115012632A (en) * | 2022-07-23 | 2022-09-06 | 广东省第二建筑工程有限公司 | Construction platform for high-rise building overhanging structural layer |
| CN117432191A (en) * | 2023-11-14 | 2024-01-23 | 中建二局第三建筑工程有限公司 | Construction method of overhanging formwork frame of refuge layer and overhanging formwork frame |
| CN118346037A (en) * | 2024-06-17 | 2024-07-16 | 山西五建集团有限公司 | Climbing frame auxiliary lifting system for large overhanging staggered floor balcony and overhanging windowsill part |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110388000A (en) * | 2019-07-31 | 2019-10-29 | 杭州悦为科技有限公司 | The cast-in-place overhanging beam construction method of multilayer fashioned iron-drag-line dimensional support super-span |
| CN110469102A (en) * | 2019-09-10 | 2019-11-19 | 江苏南通二建集团有限公司 | A kind of high-altitude combined steel beam installs the operating platform and its construction method |
| CN110469102B (en) * | 2019-09-10 | 2024-05-07 | 江苏南通二建集团有限公司 | High-altitude combined steel beam member installation operation platform and construction method thereof |
| CN111910902A (en) * | 2020-08-05 | 2020-11-10 | 中建八局第二建设有限公司 | Construction method of high-altitude double-layer overlong cantilever reinforced concrete structure |
| CN112175638A (en) * | 2020-09-01 | 2021-01-05 | 中冶天工集团有限公司 | Coke oven double-layer resistance wall construction structure and construction method thereof |
| CN113863666A (en) * | 2021-10-09 | 2021-12-31 | 中国化学工程第六建设有限公司 | High-altitude profile steel overhanging formwork support frame and construction method thereof |
| CN114412152A (en) * | 2022-01-27 | 2022-04-29 | 中兆建工集团有限公司 | Construction method for constructing I-steel scaffold by large-span overhanging structure of high-rise cluster project |
| CN114427287B (en) * | 2022-02-23 | 2023-04-07 | 中建八局第二建设有限公司 | Triangular overhanging scaffold support for frame beam and use method thereof |
| CN114427287A (en) * | 2022-02-23 | 2022-05-03 | 中建八局第二建设有限公司 | Triangular overhanging scaffold support for frame beam and use method thereof |
| CN114837394A (en) * | 2022-03-28 | 2022-08-02 | 中国五冶集团有限公司 | Construction method of combined type external corner profile steel cantilever frame |
| CN114961227A (en) * | 2022-06-07 | 2022-08-30 | 中建八局第一建设有限公司 | Turnover type cantilever I-steel embedding device and implementation mode thereof |
| CN114961227B (en) * | 2022-06-07 | 2023-07-11 | 中建八局第一建设有限公司 | Turnover cantilever I-steel pre-embedding device and implementation mode thereof |
| CN114991449A (en) * | 2022-07-13 | 2022-09-02 | 山西四建集团有限公司 | Construction method of anti-deformation profile steel combined platform for fire-fighting corridor |
| CN115012632A (en) * | 2022-07-23 | 2022-09-06 | 广东省第二建筑工程有限公司 | Construction platform for high-rise building overhanging structural layer |
| CN117432191A (en) * | 2023-11-14 | 2024-01-23 | 中建二局第三建筑工程有限公司 | Construction method of overhanging formwork frame of refuge layer and overhanging formwork frame |
| CN118346037A (en) * | 2024-06-17 | 2024-07-16 | 山西五建集团有限公司 | Climbing frame auxiliary lifting system for large overhanging staggered floor balcony and overhanging windowsill part |
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