CN105544969A - Formwork bar laying construction method, combined type splitting formwork and formwork quick connector - Google Patents
Formwork bar laying construction method, combined type splitting formwork and formwork quick connector Download PDFInfo
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- CN105544969A CN105544969A CN201610031920.9A CN201610031920A CN105544969A CN 105544969 A CN105544969 A CN 105544969A CN 201610031920 A CN201610031920 A CN 201610031920A CN 105544969 A CN105544969 A CN 105544969A
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- formwork
- stupefied
- wood
- girt strip
- side form
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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
- E04G11/00—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
- E04G11/36—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for floors, ceilings, or roofs of plane or curved surfaces end formpanels for floor shutterings
- E04G11/48—Supporting structures for shutterings or frames for floors or roofs
- E04G11/483—Supporting heads
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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
- E04G11/00—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
- E04G11/36—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for floors, ceilings, or roofs of plane or curved surfaces end formpanels for floor shutterings
- E04G11/40—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for floors, ceilings, or roofs of plane or curved surfaces end formpanels for floor shutterings for coffered or ribbed ceilings
- E04G11/46—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for floors, ceilings, or roofs of plane or curved surfaces end formpanels for floor shutterings for coffered or ribbed ceilings of hat-like or trough-like shape encasing a rib or the section between two ribs or encasing one rib and its adjacent flat floor or ceiling section
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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
- E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
- E04G17/001—Corner fastening or connecting means for forming or stiffening elements
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Paving Structures (AREA)
Abstract
The invention relates to a formwork bar laying construction method, a combined type splitting formwork and a formwork quick connector. The method comprises the following construction steps that supporting racks are erected in a full hall mode; a bar paving mode is adopted for laying battens and rib beam formworks; the combined type splitting formwork is installed between rib beams in a laid mode; rib beam steel bars and top plate steel bars are bound; concrete is poured; a side formwork body and a bottom formwork body of the combined type splitting formwork are split; the beam bottom supporting racks and the rib beam formworks are disassembled. The method has the advantages that the battens and the rib beam formworks are laid in a bar mode, compared with an existing full formwork laid mode, the formwork area can be saved, the number of the adopted steel bars is reduced, and the amount of the adopted concrete is reduced; compared with an existing integral plastic formwork, formwork disassembling is finished at least 20 days earlier, the formwork circulation cycle is shortened, the formwork lease fee is saved, and the construction period is shortened greatly; the side formwork body and the bottom formwork body of the combined type splitting formwork can be disassembled fast, and rigidity of a whole supporting system is ensured after the formwork is disassembled.
Description
Technical field
The present invention relates to a kind of formwork construction method, specifically, relate to a kind of formwork bar paving construction method, combined type partition formwork and formwork quick detach joint.
Background technology
In recent years, along with China's rapid development of economy, the quickening of urbanization process and the development of Building technology, in city, the multistoried building of brick mix structure is replaced by large span highrise building gradually, and when running into larger dull and stereotyped of thickness of slab, as still adopted old construction technology, floor will be caused heavy, concrete and rolled steel dosage are comparatively large, and cost is uneconomical.The appearance of step cast-in-place ribbed system will well solve from great, high cost feature.Close rib building roof is high order statically-indeterminate structure, form space truss structure, stressed and anti-seismic performance good, comparatively general in close rib structure building operations at home, its technical measures are also incorporated into Shandong Province's building atlas, and following ribbed slab floor will become one of major technique of alternative large volume flat board.
In existing close rib building roof system, the flooring mode of close rib formwork mostly adopts full laid process, namely whole full hall scaffold first completely spreads one deck bamboo slab rubber, on bamboo slab rubber, then operates unwrapping wire install fixing close rib formwork.Full laid process technological process is: flitch → completely spread bamboo blanket template → girder is set up → laid to shuttering supporting framed bent, girt strip snap the line → girder reinforcing bar binding → plastic form installs levelling template of squeegeeing → girt strip reinforcing bar binding → cast-in-situ floor reinforcing bar binding → floor pipe arrangement and built-in fitting laying → concealment acceptance → concreting between fixing → nail two pieces of formworks.
The construction master operation of the full close rib formwork of laid process is:
1) formwork bracing system adopts steel tube fastener support system, sets up, carry out full paving after setting up with bamboo slab rubber to floor by scaffold building code requirement;
2) template all adopts the thick new bamboo slab rubber of 10mm, carries out unwrapping wire, and carry out colligation to girder reinforcing bar after full paving to master, girt strip;
3) formwork has fixedly mounted rear extruded sheet and has been undertaken levelling by plastic form base being padded groove, and adopts plastic adhesive tape to paste in intersection location, spillage when avoiding concreting;
4) formwork mat formation after to first carrying out reinforcing bar binding to girt strip, again colligation is carried out to roof steel bar after colligation.
For ensureing cross construction and the material turnover of full laid process, multiple construction area need be divided and multiple construction section is built floor respectively, reinforcing bar complete colligation and through supervising engineer check and accept after, segmentation is built close rib building roof, build rear timely plastic sheeting and carry out covering curing, be water seasoning after concrete initial set, curing time is no less than 7 days.Need remove after form removal test block pressure testing intensity reaches 100%, first remove beam slab bottom support system during form removal and completely spread template, then form removal.
The close rib formwork that full laid process adopts is generally plastic monoblock formwork, it is lower that plastic monoblock formwork has cost, turnover is very fast, lower-cost advantage, but due to plastic monoblock formwork because itself material stiffness not easily causes pouring concrete aftershaping of poor quality, and common plastics formwork is after concreting completes, after need waiting for that concrete strength reaches concrete form removal requirement, just full hall bracing frame system can be removed, in Jiang Manpu form removable after dismounting, finally overall formwork is removed, construction period is longer, rule of thumb summer temp is higher more than at least 20 days, winter is 30 days ~ about 40 days, construction period is longer, demolishing process is loaded down with trivial details.
Summary of the invention
The object of this invention is to provide a kind of formwork bar paving construction method, combined type partition formwork and formwork quick detach joint, adopt combined type partition formwork and bar paving paving mode, save construction cost, shorten the construction period.
Technical scheme of the present invention is: a kind of formwork bar paving construction method, comprises following construction sequence:
1) bracing frame set up by full hall;
2) bar paving mode is adopted to lay wooden stupefied and girt strip template;
3) installation combined type partition formwork is laid between girt strip;
4) colligation girt strip reinforcing bar and roof steel bar;
5) concreting;
6) break combined type partition formwork side form and bed die;
7) bracing frame and girt strip template at the bottom of beam is removed.
Preferably, described construction method step 2) in, wood stupefied bar paving mode is: wood is stupefied, and to comprise the stupefied and secondary wood of main wood stupefied, stupefied with the main wood of frame Liang Dibutiaopu bottom long girt strip, main wood stupefied bar paving spacing be 10cm ~ 20cm, the stupefied edge of main wood leans out to long girt strip deck-siding direction, and main wood is stupefied leans out the side form that part installs adjacent partition formwork; Short girt strip bottom strip paving time wood is stupefied, and secondary wood stupefied bar paving spacing is 10cm ~ 20cm, and the stupefied edge of secondary wood leans out to short girt strip deck-siding direction, and secondary wood is stupefied leans out the side form that part installs adjacent partition formwork.
Preferably, described construction method step 2) in, the bar paving mode of girt strip template is: long girt strip place bar spreads long girt strip template, and long girt strip template bottom is fixed with main wood is stupefied; Short girt strip place bar spreads short girt strip template, and short girt strip template bottom is stupefied fixing with time wood.
A kind of combined type partition formwork, for formwork bar paving construction method, partition formwork is the pyramidal structure of one end open, partition formwork comprises bed die and side form, bed die horizontal positioned, side form is assembled in the surrounding of bed die by detachable interior lining panel, by partition anatomical connectivity between adjacent side form.
Preferably, described partition formwork comprise outer tear open structure, in tear structure and connecting portion open, tear open outward structure, in tear structure open and all adopt Zinc-coated angle steel, tear vibrational power flow outward open outside in adjacent side form joint portion, tear structural outer surface outward open and flush with side form external surface; Inside tear vibrational power flow open inner in adjacent side form joint portion, inside tear structural outer surface open and side form inwall fits tightly; The outer inner surface tearing structure open is fixed in connecting portion one end, the connecting portion other end through side form, in tear structure open and fixing.
Preferably, in described partition formwork, the connecting portion of adjacent side form is staggered, and connecting portion comprises screw bolt and nut, and bolt adopts hex bolts, the head of bolt is fixed on the outer inner surface tearing structure open, the screw rod of bolt successively inwardly through side form, in tear structure open and nut is fixed; Nut adopts hexagonal double nuts structure, and nut tears structure open and side form is fastening by interior.
Preferably, the interior lining panel of described partition formwork adopts Zinc-coated angle steel, and two right-angle sides of Zinc-coated angle steel are all fixed by self-tapping screw and side form and bed die.
A kind of formwork quick detach joint, for support combinations formula partition formwork, it is stupefied that quick detach joint comprises first jackscrew bracket, jackscrew, second jackscrew bracket, customization shaped steel and wood from bottom to top successively; Wood is stupefied, and to comprise the stupefied and secondary wood of main wood stupefied, and the stupefied bar that all adopts of the stupefied and secondary wood of main wood spreads mode, and the stupefied laying structure of the stupefied and secondary wood of main wood includes horizontal flitch and stands to flitch; Horizontal flitch is arranged between jackscrew and long girt strip template or short girt strip template, stands and stands to being arranged at horizontal flitch both sides to flitch, to stand to the upper and lower two ends of flitch respectively with adjacent partition formwork side plate with customize shaped steel and contact and connect; First jackscrew bracket upper end is connected with jackscrew, and jackscrew upper end holds out against through contacting with horizontal flitch after second jackscrew bracket, customization shaped steel successively; Jackscrew upwards holds long girt strip template or short girt strip template by horizontal flitch, and customization shaped steel is by the two edge-on side forms upwards holding adjacent partition formwork to flitch.
Preferably, the Custom Prosthesis ladle of described quick detach joint draws together shaped steel base plate and shaped steel wing plate, shaped steel base plate and shaped steel wing plate one-body molded, shaped steel floor level is installed, and shaped steel wing plate is positioned at top, shaped steel base plate two ends and outward-dipping relative to shaped steel base plate; The two edge-on minor face lower ends to flitch are all connected with shaped steel contacts baseplate, and shaped steel base plate edge-only upwards holds adjacent partition formwork side form to flitch by two.
The present invention's beneficial effect is compared with prior art:
1) wood is stupefied adopts bar paving mode to lay with girt strip template, can save template area area 80%, saves amount of reinforcement 30% ~ 40%, saves concrete amount 40% ~ 50% compared with common beam and slab structure; Compared with full paving template way, the turnover such as template area 80%, steel tube fastener flitch material tool can be saved and save about 70%, accelerate the number of turnover of formwork, at least 20 days reductions of erection time;
2) detachable combined type partition formwork, compared with existing integrated plastic formwork, can remove 20 days at least in advance time, accelerate formwork turn around time, save formwork rental charge, greatly shorten the construction period by formwork;
3) adopt quick detach joint, the combined type partition side form of formwork and the quick partition operation of bed die can be realized, and after formwork is removed, guarantee the rigidity of whole support system.
Accompanying drawing explanation
Fig. 1 is combined type partition formwork structure schematic diagram;
Fig. 2 is A portion enlarged drawing in Fig. 1;
Fig. 3 is side form structural representation;
Fig. 4 is the scheme of installation of quick detach joint;
Fig. 5 is the structural representation of quick detach joint;
Fig. 6 is bar paving paving mode structural representation.
In figure, 1 partition formwork; 101 bed dies; 102 side forms; 103 interior lining panels; 104 self-tapping screws; Structure is torn open outside 105; Structure is torn open in 106; 107 connecting portions; 1071 bolts; 1072 nuts;
2 quick detach joints; 201 first jackscrew brackets; 202 jackscrews; 203 second jackscrew brackets; 204 customization shaped steel; 205 main wood are stupefied; 2041 shaped steel base plates; 2042 shaped steel wing plates; 2051 horizontal flitches; 2052 stand to flitch; 206 times wood is stupefied;
301 long girt strips; 302 short girt strips.
Detailed description of the invention
For making the object of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described.
Embodiment 1
The present invention discloses a kind of combined type partition formwork, see Fig. 1-Fig. 3, the inverted cone-shaped structure of this partition formwork 1 entirety in upper end open, this partition formwork 1 comprises bed die 101 and side form 102, bed die 101 horizontal positioned, side form 102 is assembled in the surrounding of bed die 101 by detachable interior lining panel 103, interior lining panel 103 adopts the Zinc-coated angle steel of 50mm*50mm*4mm, two right-angle sides of Zinc-coated angle steel are all fixed by self-tapping screw 104 and side form 102 and bed die 101, and interior lining panel 103 adopts Zinc-coated angle steel to guarantee lateral stiffness and the longitudinal rigidity of partition formwork.
By partition anatomical connectivity between adjacent side form 102, Fig. 2 is partition structural representation, partition structure comprise outer tear open structure 105, in tear structure 106 and connecting portion 107 open, tear open outward structure 105, in tear the Zinc-coated angle steel that structure 106 all adopts 50mm*50mm*4mm open, tear open outward structure 105, in tear structure 106 open and adopt Zinc-coated angle steel to guarantee the vertical rigidity of formwork of breaking.
Tear structure 105 outward open and be arranged at outside, adjacent side form 102 joint portion, and the external surface tearing structure 105 outward open flushes with side form 102 external surface.For guaranteeing partition formwork smooth outer surface, side form 102 with tear structure joint portion outward open and be provided with and the installation groove torn structure 105 outward open and coordinate.Inside tearing structure 106 open, to be arranged at adjacent side form 102 joint portion inner, and in tear the external surface of structure 106 open and side form 102 inwall fits tightly.
See Fig. 3, for ease of dismounting, the connecting portion 107 of adjacent side form 102 is staggered, connecting portion 107 comprises bolt 1071 and nut 1072, bolt 1071 adopts hex bolts, the head of bolt 1071 is fixed on the outer inner surface tearing structure 105 open, and the screw rod of bolt 1071 successively inwardly through side form 102, in tear structure 106 open and fix with nut 1072.Side form 102, in tear structure 106 open and be equipped with the round tube hole matched with bolt 1071, screw rod successively through side form 102, in tear the round tube hole of structure 106 open fixing with nut 1072.Nut 1072 adopts hexagonal double nuts structure, fastening with side form 102 for tearing structure 106 in realizing open.
Bed die 101 and side form 102 all adopt high-molecular polythene sheet material, have that intensity is high, good toughness and an on-deformable advantage.
When breaking to this partition formwork, first remove side form 102, the detailed process that side form 102 is removed is: removed from bolt 1071 by nut 1072, tear structure 106, side form 102 open and tear structure 105 outward open in taking off successively; Self-tapping screw 104 is removed from bed die 101 after removing by side form 102, after formwork is all removed, re-assemblies, for subsequent construction after being cleaned by partition formwork.
When this partition formwork is installed with partition, formwork quick detach joint is utilized to support combined type partition formwork.Formwork quick detach joint is arranged between adjacent partition formwork side form 102 and girt strip template.See Fig. 4-Fig. 5,
It is stupefied that quick detach joint 2 comprises first jackscrew bracket 201, jackscrew 202, second jackscrew bracket 203, customization shaped steel 204 and wood from bottom to top successively.First jackscrew bracket 201 lower end is connected with floor stand, first jackscrew bracket 201 upper end is connected with jackscrew 202, jackscrew 202 upper end holds out against through contacting with the stupefied middle part of wood after second jackscrew bracket 203, customization shaped steel 204 successively, first jackscrew bracket 201 for regulate quick detach joint 1 to ground level.Second jackscrew bracket 203 upwards holds partition formwork by customization shaped steel 204, wooden stupefied two ends successively, and by regulating the height of second jackscrew bracket 203 on jackscrew 202, regulate customization shaped steel 204 and wood stupefied to ground level.
Customization shaped steel 204 comprises shaped steel base plate 2041 and shaped steel wing plate 2042, shaped steel base plate 2041 and shaped steel wing plate 2042 one-body molded, shaped steel base plate 2041 level is installed, and shaped steel wing plate 2042 is positioned at top, shaped steel base plate 2041 two ends and outward-dipping relative to shaped steel base plate 2041.
See Fig. 5, wood is stupefied comprises main wood stupefied 205 and time wood stupefied 206, and stupefied 205 of main wood is laid on bottom long girt strip template and bottom frame beam, stupefied 206 of secondary wood is laid on bottom short girt strip template.Main wood stupefied 205 includes horizontal flitch 2051 with time laying structure of wood stupefied 206 and stands to flitch 2052.
Horizontal flitch 2051 is arranged between jackscrew 202 and long girt strip template or short girt strip template, the flitch of horizontal flitch 2051 is laterally placed, the i.e. long limit horizontal positioned of horizontal flitch 2051, the minor face of horizontal flitch 2051 is vertically placed, the upper and lower two ends, long limit of horizontal flitch 2051 contact with jackscrew 202 with long girt strip template or short girt strip template respectively and connect, and horizontal flitch 2051 is for holding long girt strip template and short girt strip template from below.
Stand and be arranged between shaped steel base plate 2041 and partition formwork side form 102 to flitch 2052, stand and have 2 to flitch 2052, be arranged at the left and right sides of horizontal flitch 2051, two edge-only stand to placement to flitch 2052, the long limit of namely standing to flitch 2052 is vertically placed, found the minor face horizontal positioned to flitch 2052, the two edge-on minor face lower ends to flitch 2052 all contact with shaped steel base plate 2041 and connect, the two edge-on minor face upper ends to flitch 2052 contact with adjacent partition formwork side form 102 respectively and connect, and stand to flitch 2052 for holding adjacent partition formwork side form 102 from below.
The use procedure of formwork quick detach joint 2 is: when partition formwork is installed, and is completed the adjustment of quick detach joint 2 and customization shaped steel 204 pairs of ground levels by first jackscrew bracket 201 and second jackscrew bracket 203 respectively.Until concreting complete intensity reach 1.2mpa time, unclamp second jackscrew bracket 203, customization shaped steel 204 and two edge-only to be moved down to flitch 2052 and pull down, and then partition formwork 1 is broken, reaching quick detach object.In this unloading process, first jackscrew bracket 201 keeps motionless, by horizontal flitch 2051, long girt strip template and short girt strip template are supported, ensure the rigidity of whole support system, meet until intensity the dismounting carrying out support system after girt strip form removable intensity.
Use combinations thereof formula partition formwork and formwork quick detach joint to the construction method that formwork carries out bar paving are:
1) bracing frame set up by full hall;
2) bar paving mode is adopted to lay wooden stupefied and girt strip template;
3) installation combined type partition formwork 1 is laid between girt strip;
4) colligation girt strip reinforcing bar and roof steel bar;
5) concreting;
6) break combined type partition formwork side form 101 and bed die 102;
7) bracing frame and girt strip template at the bottom of beam is removed.
In step 2) in, wood is stupefied all adopts bar paving mode to lay with girt strip template, and bar paving paving mode is see Fig. 6.
Stupefied 205 the paving modes of main wood are specially: with the main wood of frame beam bottom strip paving 10cm*10cm stupefied 205 bottom long girt strip template, and long girt strip 301 is forbidden to disconnect at the position of dereliction wood stupefied 205; The long limit horizontal positioned of the horizontal flitch 2051 of main wood stupefied 205, the upper and lower two ends, long limit of horizontal flitch 2051 contact with the jackscrew 202 of quick detach joint 2 with long girt strip template respectively and connect; Stand and be arranged between the shaped steel base plate 2041 of quick detach joint 2 and partition formwork side form 102 to flitch 2052, and all arrange in the left and right sides of horizontal flitch 2051 and stand to flitch 2052, the two edge-on edges to flitch 2052 lean out to long girt strip 301 deck-siding direction, stand and lean out part for installing partition formwork side form 102 to flitch 2052, horizontal flitch 2051 and the bar paving spacing stood to flitch 2052 are 10cm ~ 20cm.
Identical with the paving mode of main wood stupefied 205, short girt strip template bottom strip paving 10cm*10cm wood stupefied 206, the long limit horizontal positioned of the horizontal flitch 2051 of secondary wood stupefied 206, the upper and lower two ends, long limit of horizontal flitch 2051 contact with the jackscrew 202 of quick detach joint 2 with short girt strip template respectively and connect; Stand and be arranged between the shaped steel base plate 2041 of quick detach joint 2 and partition formwork side form 102 to flitch 2052, and all arrange in the left and right sides of horizontal flitch 2051 and stand to flitch 2052, the two edge-on edges to flitch 2052 lean out to short girt strip 302 deck-siding direction, stand and lean out part for installing partition formwork side form 102 to flitch 2052, horizontal flitch 2051 and the bar paving spacing stood to flitch 2052 are 5cm ~ 20cm.
Girt strip template bar paving mode is specially: long girt strip 301 place bar spreads long girt strip template, and long girt strip template bottom and main wood stupefied 205 are fixed; Short girt strip 302 place bar spreads short girt strip template, and short girt strip template bottom is closely fixed with time wood stupefied 206.
Stupefied and the girt strip template of above-mentioned wood adopts bar paving mode, namely only lay girt strip template at girt strip template place and wood stupefied, stupefied without the need to full paving template and wood, the turnover material tools such as the stupefied and steel pipe of a large amount of templates, wood can be saved, saving construction cost about 70 ~ 80%.
In step 3) in, lay between girt strip and install combined type partition formwork 1, after wood stupefied and girt strip template bar spread, carry out combined type and to break the laying of formwork 1, formwork 1 entirety that broken by combined type is layed between adjacent girt strip.The bed die 101 of combined type partition formwork 1 upward, the side form 102 of combined type partition formwork 1 and girt strip template close contact.
In step 4) in, after partition formwork has been laid, the colligation operation of girt strip reinforcing bar need be carried out, after girt strip reinforcing bar binding completes, then colligation carried out to roof steel bar.
In step 6) in, when concrete strength reaches 1.2mpa, partition combined type partition formwork side form 102 and bed die 101.In 48 hours general summers, 36 hours winters, i.e. detachable combined type partition formwork 1, compared with existing integrated plastic formwork, can remove 20 days at least in advance time, accelerate formwork turn around time, and save formwork rental charge, greatly shorten the construction period by formwork.
Partition detailed process is: the second jackscrew bracket 203 unclamping formwork quick detach joint 2, and the nut 1072 of the formwork that broken by combined type is removed from bolt 1071, tear structure 106, side form 102 in taking off successively open and tear structure 105 outward open, the side form 102 of partition combined type partition formwork 1; Self-tapping screw 104 is removed from bed die 101 after removing by side form 102, completes the partition of whole combined type partition formwork.
Side form 102 after partition and bed die 101 need clean, and re-assembly, and use for subsequent construction turnover is continuous.
In step 7) in, need after concrete strength meet girt strip form removable intensity, carry out the dismounting of girt strip formwork and formwork supports frame, demolishing process is: unclamp first jackscrew bracket 201, contact the support of horizontal flitch 2052 to long girt strip template, remove girt strip template and bracing frame.
Claims (9)
1. formwork bar paving construction method, is characterized in that comprising following construction sequence:
1) bracing frame set up by full hall;
2) bar paving mode is adopted to lay wooden stupefied and girt strip template;
3) installation combined type partition formwork is laid between girt strip;
4) colligation girt strip reinforcing bar and roof steel bar;
5) concreting;
6) break combined type partition formwork side form and bed die;
7) bracing frame and girt strip template at the bottom of beam is removed.
2. formwork bar paving construction method according to claim 1, it is characterized in that: described step 2) in wood stupefied bar paving mode be: wood is stupefied, and to comprise the stupefied and secondary wood of main wood stupefied, stupefied with the main wood of frame Liang Dibutiaopu bottom long girt strip, main wood stupefied bar paving spacing be 10cm ~ 20cm, the stupefied edge of main wood leans out to long girt strip deck-siding direction, and main wood is stupefied leans out the side form that part installs adjacent partition formwork; Short girt strip bottom strip paving time wood is stupefied, and secondary wood stupefied bar paving spacing is 10cm ~ 20cm, and the stupefied edge of secondary wood leans out to short girt strip deck-siding direction, and secondary wood is stupefied leans out the side form that part installs adjacent partition formwork.
3. formwork bar according to claim 1 paving construction method, is characterized in that: described step 2) the bar paving mode of middle rib beam forms is: long girt strip place bar spreads long girt strip template, and long girt strip template bottom is fixed with main wood is stupefied; Short girt strip place bar spreads short girt strip template, and short girt strip template bottom is stupefied fixing with time wood.
4. combined type partition formwork, it is characterized in that: for construction method according to claim 1, partition formwork is the pyramidal structure of one end open, partition formwork comprises bed die and side form, bed die horizontal positioned, side form is assembled in the surrounding of bed die by detachable interior lining panel, by partition anatomical connectivity between adjacent side form.
5. combined type partition formwork according to claim 4, it is characterized in that: described partition structure comprise outer tear open structure, in tear structure and connecting portion open, tear open outward structure, in tear structure open and all adopt Zinc-coated angle steel, tear vibrational power flow outward open outside in adjacent side form joint portion, tear structural outer surface outward open and flush with side form external surface; Inside tear vibrational power flow open inner in adjacent side form joint portion, inside tear structural outer surface open and side form inwall fits tightly; The outer inner surface tearing structure open is fixed in connecting portion one end, the connecting portion other end through side form, in tear structure open and fixing.
6. combined type partition formwork according to claim 5, it is characterized in that: the connecting portion of described adjacent side form is staggered, connecting portion comprises screw bolt and nut, bolt adopts hex bolts, the head of bolt is fixed on the outer inner surface tearing structure open, the screw rod of bolt successively inwardly through side form, in tear structure open and nut is fixed; Nut adopts hexagonal double nuts structure, and nut tears structure open and side form is fastening by interior.
7. combined type according to claim 4 partition formwork, is characterized in that: described interior lining panel adopts Zinc-coated angle steel, and two right-angle sides of Zinc-coated angle steel are all fixed by self-tapping screw and side form and bed die.
8. formwork quick detach joint, is characterized in that: for supporting partition formwork according to claim 4, and it is stupefied that quick detach joint comprises first jackscrew bracket, jackscrew, second jackscrew bracket, customization shaped steel and wood from bottom to top successively; Wood is stupefied, and to comprise the stupefied and secondary wood of main wood stupefied, and the stupefied bar that all adopts of the stupefied and secondary wood of main wood spreads mode, and the stupefied laying structure of the stupefied and secondary wood of main wood includes horizontal flitch and stands to flitch; Horizontal flitch is arranged between jackscrew and long girt strip template or short girt strip template, stands and stands to being arranged at horizontal flitch both sides to flitch, to stand to the upper and lower two ends of flitch respectively with adjacent partition formwork side plate with customize shaped steel and contact and connect; First jackscrew bracket upper end is connected with jackscrew, and jackscrew upper end holds out against through contacting with horizontal flitch after second jackscrew bracket, customization shaped steel successively; Jackscrew upwards holds long girt strip template or short girt strip template by horizontal flitch, and customization shaped steel is by the two edge-on side forms upwards holding adjacent partition formwork to flitch.
9. formwork quick detach joint according to claim 8, it is characterized in that: the Custom Prosthesis ladle of described quick detach joint draws together shaped steel base plate and shaped steel wing plate, shaped steel base plate and shaped steel wing plate one-body molded, shaped steel floor level is installed, and shaped steel wing plate is positioned at top, shaped steel base plate two ends and outward-dipping relative to shaped steel base plate; The two edge-on minor face lower ends to flitch are all connected with shaped steel contacts baseplate, and shaped steel base plate edge-only upwards holds adjacent partition formwork side form to flitch by two.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710600181.5A CN107355072A (en) | 2016-01-18 | 2016-01-18 | Formwork quick disconnecting joint |
| CN201710599726.5A CN107386634A (en) | 2016-01-18 | 2016-01-18 | Decouple structure |
| CN201610031920.9A CN105544969B (en) | 2016-01-18 | 2016-01-18 | Formwork bar paving construction method, combined type partition formwork and formwork quick disconnecting joint |
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| CN201710600181.5A Division CN107355072A (en) | 2016-01-18 | 2016-01-18 | Formwork quick disconnecting joint |
| CN201710599726.5A Division CN107386634A (en) | 2016-01-18 | 2016-01-18 | Decouple structure |
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| CN201610031920.9A Active CN105544969B (en) | 2016-01-18 | 2016-01-18 | Formwork bar paving construction method, combined type partition formwork and formwork quick disconnecting joint |
| CN201710599726.5A Pending CN107386634A (en) | 2016-01-18 | 2016-01-18 | Decouple structure |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110374321A (en) * | 2019-07-23 | 2019-10-25 | 天津洪晟基业建材有限公司 | A kind of assembled waffle beam superstructure gang form and construction method |
| CN111691593A (en) * | 2020-06-24 | 2020-09-22 | 天津洪晟基业建材有限公司 | Dense rib support-free system and construction method thereof |
| CN111734031A (en) * | 2020-07-20 | 2020-10-02 | 烟台众诚新型建材科技有限公司 | Fast-assembling and fast-disassembling formwork system of building multi-ribbed structure and construction process thereof |
| CN111779169A (en) * | 2020-06-24 | 2020-10-16 | 天津洪晟基业建材有限公司 | Support-free assembled formwork device for ribbed floor and construction method |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111535580A (en) * | 2020-05-15 | 2020-08-14 | 启东建筑集团有限公司 | Cast-in-situ one-way dense ribbed slab thin steel plate lining mold construction method |
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| CN110374321A (en) * | 2019-07-23 | 2019-10-25 | 天津洪晟基业建材有限公司 | A kind of assembled waffle beam superstructure gang form and construction method |
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| CN111691593A (en) * | 2020-06-24 | 2020-09-22 | 天津洪晟基业建材有限公司 | Dense rib support-free system and construction method thereof |
| CN111779169A (en) * | 2020-06-24 | 2020-10-16 | 天津洪晟基业建材有限公司 | Support-free assembled formwork device for ribbed floor and construction method |
| CN111691593B (en) * | 2020-06-24 | 2022-01-18 | 天津洪晟基业建材有限公司 | Dense rib support-free system and construction method thereof |
| CN111779169B (en) * | 2020-06-24 | 2022-01-18 | 天津洪晟基业建材有限公司 | Support-free assembled formwork device for ribbed floor and construction method |
| CN111734031A (en) * | 2020-07-20 | 2020-10-02 | 烟台众诚新型建材科技有限公司 | Fast-assembling and fast-disassembling formwork system of building multi-ribbed structure and construction process thereof |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN105544969B (en) | 2017-08-18 |
| CN107355072A (en) | 2017-11-17 |
| CN107386634A (en) | 2017-11-24 |
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