CN106065681B - It is a kind of based on BIM technology overall assembled building in superimposed sheet hoard strip construction method - Google Patents

It is a kind of based on BIM technology overall assembled building in superimposed sheet hoard strip construction method Download PDF

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Publication number
CN106065681B
CN106065681B CN201610467328.3A CN201610467328A CN106065681B CN 106065681 B CN106065681 B CN 106065681B CN 201610467328 A CN201610467328 A CN 201610467328A CN 106065681 B CN106065681 B CN 106065681B
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China
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superimposed sheet
support
hoard strip
construction
hoard
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CN106065681A (en
Inventor
刘佳
黄�良
唐乐
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Chengdu Construction Industry Group Co.,Ltd.
CHENGDU SIXTH CONSTRUCTION ENGINEERING Co.,Ltd. OF CDCEG
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Chengdu No6 Construction Engineering Co
CHENGDU CONSTRUCTION ENGINEERING GROUP CORP
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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B5/00Floors; Floor construction with regard to insulation; Connections specially adapted therefor
    • E04B5/02Load-carrying floor structures formed substantially of prefabricated units
    • E04B5/04Load-carrying floor structures formed substantially of prefabricated units with beams or slabs of concrete or other stone-like material, e.g. asbestos cement

Abstract

The invention discloses a kind of building construction technologies.Superimposed sheet hoard strip construction method in a kind of overall assembled building based on BIM technology of the invention, comprising the following steps: levelling, unwrapping wire;Independent rack is installed, joist, composition superimposed sheet support system are placed on independent rack;It levels for the first time;Place adjustable steel beam support device;Lift superimposed sheet;Second of leveling;The stupefied and film coated plate of quarter bend time is installed;The stupefied spacing of quarter bend time and holding nut position are adjusted, film coated plate and superimposed sheet bottom are in close contact;Hoard strip concrete pouring construction.In the arrangement and method for construction, adjustable steel beam support device is using the independent support system of superimposed sheet as support, without separately setting bracket, improving construction efficiency, save the cost, and can guarantee and does not sink when hoard strip concreting, the technical effect of not spillage.

Description

It is a kind of based on BIM technology overall assembled building in superimposed sheet hoard strip construction Method
Technical field
The present invention relates to a kind of building construction technology, in particular in a kind of overall assembled building based on BIM technology Superimposed sheet hoard strip construction method.
Background technique
With advances in technology with the development of building trade, overall assembled building just widelyd popularize, laminated floor slab make For the main member in overall assembled building, have floor construction good integrity, rigidity are big, do not increase reinforcing bar consume, save The advantages that template, and superimposed sheet is suitable for industrialized production, pollution and waste are significantly less than produced on-site production, meet green and apply The requirement of work and green building, and based on BIM technology by the creation to buildings model, more truly obtain relative configurations letter Breath, construction simulation scene, so that this method is more preferably realized.
One of the important component of superimposed sheet assembled architecture as a whole, usage amount is big;But in compared with large bay, superimposed sheet Between be often attached using hoard strip so that how hoard strip supports as problem in the urgent need to address.In order to It solves the problems, such as the support of hoard strip, now invents a kind of adjustable steel beam support device, as depicted in figs. 1 and 2, including underbeam 1 and upper beam 2, the underbeam 1 and 2 center line of upper beam be located in the same vertical plane, further include connecting upper beam 1 and underbeam 2 Support adjusts bolt 3, and the support adjusts 3 one end of bolt and is connected on underbeam 1, and the other end penetrates upper beam 2 and extends the top of upper beam 2 Face, the upper beam 2 adjust bolt 3 along support and move up and down;A kind of adjustable steel beam support system is accordingly improved out, in girder steel On the basis of support device, a plurality of quarter bend time stupefied 6 is erected on upper beam 2, the quarter bend time stupefied 6 is mutually perpendicular to cloth with upper beam 2 It sets, the quarter bend time stupefied 6 is equipped with the film coated plate 7 for being used to support hoard strip, and such adjustable steel beam support system can benefit Use the independent rack jacking of superimposed sheet as the support system of hoard strip template, it is easy for construction, quick, safe and reliable and suitable It is strong with property.
Corresponding to the adjustable steel beam support system, the construction of the floor slab back casting band in existing cast-in-place concrete structure It can carry out further optimization design.
Summary of the invention
It is an object of the invention to provide a kind of based on BIM technology for the adjustable steel beam support system newly designed Overall assembled building in superimposed sheet hoard strip construction method, the construction method using adjustable steel beam support system come into The hoard strip of row superimposed sheet is constructed, adjustable steel beam support system can using the independent support system of superimposed sheet as supporting, Without separately setting bracket, improving construction efficiency, save the cost, and while can guarantee hoard strip concreting do not sink, not spillage.
In order to achieve the above-mentioned object of the invention, the present invention provides following technical schemes:
It is a kind of based on BIM technology overall assembled building in superimposed sheet hoard strip construction method, comprising the following steps:
(1) elevation line levelling, unwrapping wire: is copied into survey on the vertical member on floor periphery;It is positioned and is overlapped according to construction drawing The sideline of plate, further according to the nest point of superimposed sheet sideline positioning independent rack;
(2) independent rack is installed, joist, composition superimposed sheet support system are placed on independent rack;
(3) it levels for the first time: joist is leveled;
(4) adjustable steel beam support device is installed: placing adjustable steel beam support device using the jacking of independent rack;
(5) it lifts superimposed sheet: superimposed sheet is hung on joist;
(6) it levels for second: overlapping Board position is corrected and is leveled;
(7) the stupefied and film coated plate of installation quarter bend time forms adjustable steel beam support system, i.e. hoard strip support system;
(8) the adjustment stupefied spacing of quarter bend time and holding nut position are in close contact film coated plate and superimposed sheet bottom;
(9) hoard strip concrete pouring construction, the ulking thickness of strict control concrete in construction.
The construction method forms the support system of hoard strip, and adjustable steel beam using adjustable steel beam support device Support system can be installed and be supported using the independent rack of superimposed sheet, without separately set bracket, improve construction efficiency, save at This;And the adjustable steel beam support system is utilized, the position of upper beam can be adjusted and be fixed, so that directly and hoard strip The overlay film Board position of contact is adjustable so that install hoard strip support be when can anastrophe installation, i.e., first superimposed sheet is hung Dress is placing adjustable steel beam support device, placement quarter bend time is stupefied, finally places film coated plate, easy to operate in place and after leveling Convenient, high-efficient, supporting & stablizing is reliable, convenient for disassembly and assembly and reusable, not will increase circulation material dosage and hand labor Amount, applicability is extremely strong, conducive to the good quality project for realizing hoard strip.
Preferably, in the lower section of superimposed sheet to be installed, fixed point arranges multiple independent racks in step (2), each overlapping Plate is supported by the support system that two rows of independent racks form, and the independent rack is along the spacing that superimposed sheet length direction is arranged 1200-1500mm, the spacing along superimposed sheet lateral arrangement are overlapping board width -2 × 200mm.The branch for the superimposed sheet being arranged so After support body ties up to joist, superimposed sheet can be stablized and support, be also convenient for the subsequent support to hoard strip.
Preferably, the joist is aluminium alloy I-steel joist, and both ends are respectively placed on two independent racks, right It should be put between the independent rack below superimposed sheet.The joist is vertical with superimposed sheet length direction, and joist ends and overlapping The distance of plate end is less than 50mm.
Preferably, being leveled in step (3) according to joist of the elevation line to independent rack, so that joist apical side height It is consistent with superimposed sheet floor height to be installed.
Preferably, the adjustable steel beam support device in step (4) is placed in the independent rack of hoard strip two sides In jacking.Adjustable steel beam support device is placed in independent rack, carries out adjustable steel using the independent rack of superimposed sheet The installation and support of beam support device, so that vacateing more construction spaces, and energy without separately setting bracket when hoard strip is constructed It improves stock utilization, improve construction efficiency, save the cost.
Preferably, being lifted using tower crane or truck crane to superimposed sheet in step (5).
The riding position of superimposed sheet is detected using plumb bob in step (6) and is corrected and is leveled.It is detected using plumb bob folded Plywood installation site is simultaneously corrected, and correction terminates to carry out second of leveling.
Preferably, in step (7) film coated plate width than hoard strip width more than 100mm or more.By film coated plate Width setting is bigger than the width of hoard strip, and film coated plate is aligned with the center line of hoard strip, when reduction pours hoard strip The phenomenon that spillage, and by leveling twice, so that the position of independent rack and superimposed sheet is all in horizontality, then adjusting can The stupefied spacing of quarter bend time of mode girder steel support device and holding nut position make film coated plate and superimposed sheet bottom reach close contact State, guarantee the smooth construction of hoard strip.
Preferably, needing to complete the binding work of superimposed sheet upper reinforcement, and complete before progress hoard strip pours Preheating embedding line construction carries out hoard strip after concealment acceptance is qualified again and pours.
Preferably, hoard strip carries out moisture-keeping maintaining after the completion of pouring immediately, curing time is no less than 7 days.
Preferably, hoard strip carries out demoulding after conserving, the support of adjustable steel beam support device lower part is adjusted Nut declines upper beam, and extraction quarter bend time is stupefied, removes adjustable steel beam support device, removes film coated plate.
Compared with prior art, beneficial effects of the present invention:
1, the construction method forms the support system of hoard strip, and adjustable steel using adjustable steel beam support device Beam support system can be installed and be supported using the independent rack of superimposed sheet, without separately setting bracket, improving construction efficiency, saving Cost;And the adjustable steel beam support system is utilized, the position of upper beam can be adjusted and be fixed, so that directly and Bars In Poured Concrete Slab With contact overlay film Board position it is adjustable so that install hoard strip support be when can anastrophe installation, i.e., first place adjustable Formula girder steel support device, then to place quarter bend time stupefied, finally places film coated plate, simple to operate, high-efficient, supporting & stablizing can It leans on, it is convenient for disassembly and assembly and reusable, it not will increase circulation material dosage and manual labor amount, applicability is extremely strong, is conducive to realize The good quality project of hoard strip;
2, adjustable steel beam support device is placed in independent rack, is carried out using the independent rack of superimposed sheet adjustable The installation and support of girder steel support device vacate more construction spaces so that being not necessarily to separately set bracket when hoard strip is constructed, and Stock utilization can be improved, improve construction efficiency, save the cost;
3, the width setting of film coated plate is bigger than the width of hoard strip, and the center line pair of film coated plate and hoard strip Together, the phenomenon that reducing spillage when pouring hoard strip, and by leveling twice, so that the position of independent rack and superimposed sheet is all In horizontality, then adjust quarter bend time stupefied spacing and the holding nut position of adjustable steel beam support device, make film coated plate with Superimposed sheet bottom reaches the state of close contact, guarantees the smooth construction of hoard strip.
Detailed description of the invention:
Fig. 1 is the structural schematic diagram of adjustable steel beam support system.
Fig. 2 is the left view of Fig. 1.
The schematic diagram of girder steel support system when Fig. 3 is the hoard strip construction of superimposed sheet of the present invention.
Fig. 4 is the combining structure schematic diagram of independent rack and joist in Fig. 3.
Support system schematic diagram when Fig. 5 is hoard strip construction in embodiment.
Fig. 6 is superimposed sheet hoard strip three-dimensional construction simulation model in the overall assembled building based on BIM technology.
Marked in the figure: 1- underbeam, 2- upper beam, 3- support adjust bolt, 4- fore shaft nut, 5- holding nut, 6- quarter bend It is stupefied, 7- film coated plate, 8- independent rack, 9- jacking, 10- aluminium alloy I-steel joist, 11- superimposed sheet.
Specific embodiment
Below with reference to test example and specific embodiment, the present invention is described in further detail.But this should not be understood It is all that this is belonged to based on the technology that the content of present invention is realized for the scope of the above subject matter of the present invention is limited to the following embodiments The range of invention.
Embodiment 1
As shown in Figures 1 to 5, superimposed sheet hoard strip in the overall assembled building based on BIM technology of the present embodiment Construction method carries out the support of hoard strip using a kind of adjustable steel beam support device and its system, as depicted in figs. 1 and 2, The adjustable steel beam support device includes underbeam 1 and upper beam 2, and the underbeam 1 and 2 center line of upper beam are located at same perpendicular It is interior, it further include that the support for connecting upper beam 1 and underbeam 2 adjusts bolt 3, the support adjusts 3 one end of bolt and is connected on underbeam 1, The other end penetrates upper beam 2 and extends 2 top surface of upper beam, adjusts 3 end of bolt corresponding to the support outside 2 top surface of upper beam and is provided with lock Nut 4, the maximum position moved up for limiting upper beam 2 are detained, the upper beam 2 adjusts bolt 3 along support and moves up and down;And utilize steel The adjustable steel beam support system that boom device obtains, is erected with a plurality of quarter bend times stupefied 6 on upper beam 2, the quarter bend time stupefied 6 with it is upper Beam 2 is mutually perpendicular to arrange, the quarter bend time stupefied 6 is equipped with the film coated plate 7 for being used to support hoard strip, is directly propped up using film coated plate Hoard strip is supportted, and the height of film coated plate is adjusted by the adjustment of the upper beam position of lower end, realizes the support to hoard strip;This The adjustable steel beam support system of sample can be specific using the independent rack of superimposed sheet as the support system of hoard strip template Construction procedure it is as follows:
(1) elevation line levelling, unwrapping wire: is copied into survey on the vertical member on floor periphery;It is positioned and is overlapped according to construction drawing The sideline of plate, further according to the nest point of superimposed sheet sideline positioning independent rack;
(2) independent rack 8 is installed, joist, composition superimposed sheet support system are placed on independent rack;The joist of the present embodiment For aluminium alloy I-steel joist 10, both ends distribution is placed on two independent racks 8, corresponding to be put in the two of 11 lower section of superimposed sheet Between a independent rack 8;In the lower section of superimposed sheet to be installed, fixed point arranges multiple independent racks 8, each superimposed sheet 11 is by two The support system support that independent rack 8 forms is arranged, the independent rack 8 is along the spacing that 11 length direction of superimposed sheet is arranged 1500mm, the spacing along 11 lateral arrangement of superimposed sheet are overlapping board width -2 × 200mm.The supporter for the superimposed sheet being arranged so After tying up to joist, superimposed sheet can be stablized and support, be also convenient for the subsequent support to hoard strip;
(3) it levels for the first time: joist is leveled;According to elevation line to the aluminium alloy I-steel support on independent rack 8 Beam 10 is leveled, so that the floor height one of the apical side height of aluminium alloy I-steel joist 10 and superimposed sheet 11 to be installed It causes, and keeps horizontal;
(4) adjustable steel beam support device is installed: placing adjustable steel beam support device using the jacking 9 of independent rack 8; The adjustable steel beam support device is placed in the jacking 9 of the independent rack 8 of hoard strip two sides.Adjustable steel beam is supported and is filled Placement location is carried out the installation and support of adjustable steel beam support device using the independent rack of superimposed sheet, made in independent rack Without separately setting bracket when obtaining hoard strip construction, more construction spaces are vacateed, and stock utilization can be improved, improve to construct and imitate Rate, save the cost;
(5) it lifts superimposed sheet: superimposed sheet 11 is hung on aluminium alloy I-steel joist 10;The present embodiment rotates tower crane will Superimposed sheet is lifted on aluminium alloy I-steel joist;
(6) it levels for second: the position of superimposed sheet 11 is corrected and is leveled;Utilize the peace of plumb bob detection superimposed sheet 11 It puts position and is corrected and levels.Superimposed sheet installation site is detected using plumb bob and is corrected, and correction terminates to carry out second Secondary leveling;
(7) installation quarter bend time stupefied 6 and film coated plate 7, form adjustable steel beam support system, i.e. hoard strip support system; The width of the film coated plate 7 of the present embodiment is 100mm bigger than the width of hoard strip.The width of film coated plate is arranged than hoard strip Width is big, and film coated plate is aligned with the center line of hoard strip, when reduction pours hoard strip the phenomenon that spillage, and passes through two Secondary leveling so that the position of independent rack and superimposed sheet is all in horizontality, then adjusts the square of adjustable steel beam support device Time stupefied spacing and holding nut position are managed, film coated plate and superimposed sheet bottom is made to reach the state of close contact, guarantees hoard strip Smooth construction;
(8) position of adjustment quarter bend time stupefied 6 spacing and holding nut 5, connects film coated plate 7 closely with 11 bottom of superimposed sheet Touching;
(9) hoard strip pouring construction, the ulking thickness of strict control concrete in construction.
The construction method forms the support system of hoard strip, and adjustable steel beam using adjustable steel beam support device Support system can be installed and be supported using the independent rack of superimposed sheet, without separately set bracket, improve construction efficiency, save at This;And the adjustable steel beam support system is utilized, the position of upper beam can be adjusted and be fixed, so that directly and hoard strip The overlay film Board position of contact is adjustable so that install hoard strip support be when can anastrophe installation, i.e., first superimposed sheet is hung Dress is placing adjustable steel beam support device, placement quarter bend time is stupefied, finally places film coated plate, easy to operate in place and after leveling Convenient, high-efficient, supporting & stablizing is reliable, convenient for disassembly and assembly and reusable, not will increase circulation material dosage and hand labor Amount, applicability is extremely strong, conducive to the good quality project for realizing hoard strip.
In addition, before progress hoard strip pours, needing to complete the binding work of 11 upper reinforcement of superimposed sheet in the present embodiment Make, and complete preheating embedding line construction, carries out hoard strip again after concealment acceptance is qualified and pour.
In the present embodiment, hoard strip needs to carry out moisture-keeping maintaining immediately after the completion of pouring, and curing time is no less than 7 days.
In the present embodiment, hoard strip carries out demoulding after conserving, and adjusts the branch of adjustable steel beam support device lower part Nut 5 is supportted, upper beam 2 is declined, extraction quarter bend time stupefied 6 removes adjustable steel beam support device, removes film coated plate 7.
Embodiment 2
The present embodiment is based on BIM technology and carries out superimposed sheet hoard strip three-dimensional construction simulation in overall assembled building, such as Shown in Fig. 1-Fig. 6, specific construction procedure is as follows:
(1) elevation line levelling, unwrapping wire: is copied into survey on the vertical member on floor periphery;It is positioned and is overlapped according to construction drawing The sideline of plate, further according to the nest point of superimposed sheet sideline positioning independent rack;
(2) independent rack 8 is installed, joist, composition superimposed sheet support system are placed on independent rack;The joist of the present embodiment For aluminium alloy I-steel joist 10, both ends distribution is placed on two independent racks 8, corresponding to be put in the two of 11 lower section of superimposed sheet Between a independent rack 8;In the lower section of superimposed sheet to be installed, fixed point arranges multiple independent racks 8, each superimposed sheet 11 is by two The support system support that independent rack 8 forms is arranged, the independent rack 8 is along the spacing that 11 length direction of superimposed sheet is arranged 1200mm, the spacing along 11 lateral arrangement of superimposed sheet are overlapping board width -2 × 200mm.The supporter for the superimposed sheet being arranged so After tying up to joist, superimposed sheet can be stablized and support, be also convenient for the subsequent support to hoard strip;Specifically, this is independently propped up Frame 8 is that existing extension type overlaps plate bracing frame;
(3) it levels for the first time: joist is leveled;According to elevation line to the aluminium alloy I-steel support on independent rack 8 Beam 10 is leveled, so that the floor height one of the apical side height of aluminium alloy I-steel joist 10 and superimposed sheet 11 to be installed It causes, and keeps horizontal;
(4) adjustable steel beam support device is installed: placing adjustable steel beam support device using the jacking 9 of independent rack 8; The adjustable steel beam support device is placed in the jacking 9 of the independent rack 8 of hoard strip two sides.Adjustable steel beam is supported and is filled Placement location is carried out the installation and support of adjustable steel beam support device using the independent rack of superimposed sheet, made in independent rack Without separately setting bracket when obtaining hoard strip construction, more construction spaces are vacateed, and stock utilization can be improved, improve to construct and imitate Rate, save the cost;
(5) it lifts superimposed sheet: superimposed sheet 11 is hung on aluminium alloy I-steel joist 10;The present embodiment rotates tower crane will Superimposed sheet is lifted on aluminium alloy I-steel joist;
(6) it levels for second: the position of superimposed sheet 11 is corrected and is leveled;Utilize the peace of plumb bob detection superimposed sheet 11 It puts position and is corrected and levels.Superimposed sheet installation site is detected using plumb bob and is corrected, and correction terminates to carry out second Secondary leveling;
(7) installation quarter bend time stupefied 6 and film coated plate 7, form adjustable steel beam support system, i.e. hoard strip support system; The width of the film coated plate 7 of the present embodiment is 120mm bigger than the width of hoard strip.The width of film coated plate is arranged than hoard strip Width is big, and film coated plate is aligned with the center line of hoard strip, when reduction pours hoard strip the phenomenon that spillage, and passes through two Secondary leveling so that the position of independent rack and superimposed sheet is all in horizontality, then adjusts the square of adjustable steel beam support device Time stupefied spacing and holding nut position are managed, film coated plate and superimposed sheet bottom is made to reach the state of close contact, guarantees hoard strip Smooth construction;
(8) position of adjustment quarter bend time stupefied 6 spacing and holding nut 5, connects film coated plate 7 closely with 11 bottom of superimposed sheet Touching;
(9) hoard strip pouring construction, the ulking thickness of strict control concrete in construction.
The construction method forms the support system of hoard strip, and adjustable steel beam using adjustable steel beam support device Support system can be installed and be supported using the independent rack of superimposed sheet, without separately set bracket, improve construction efficiency, save at This;And the adjustable steel beam support system is utilized, the position of upper beam can be adjusted and be fixed, so that directly and hoard strip The overlay film Board position of contact is adjustable so that install hoard strip support be when can anastrophe installation, i.e., first superimposed sheet is hung Dress is in place and after leveling, then places adjustable steel beam support device, and placement quarter bend time is stupefied, finally places film coated plate, easy to operate Convenient, high-efficient, supporting & stablizing is reliable, convenient for disassembly and assembly and reusable, not will increase circulation material dosage and hand labor Amount, applicability is extremely strong, conducive to the good quality project for realizing hoard strip.
In addition, before progress hoard strip pours, needing to complete the binding work of 11 upper reinforcement of superimposed sheet in the present embodiment Make, and complete preheating embedding line construction, carries out hoard strip again after concealment acceptance is qualified and pour.
In the present embodiment, hoard strip needs to carry out moisture-keeping maintaining immediately after the completion of pouring, and curing time is no less than 7 days.
In the present embodiment, hoard strip carries out demoulding after conserving, and adjusts the branch of adjustable steel beam support device lower part Nut 5 is supportted, upper beam 2 is declined, extraction quarter bend time stupefied 6 removes adjustable steel beam support device, removes film coated plate 7.
All features disclosed in this specification or disclosed all methods or in the process the step of, in addition to mutually exclusive Feature and/or step other than, can combine in any way.
Any feature disclosed in this specification (including any accessory claim, abstract and attached drawing), except non-specifically chatting It states, can be replaced by other alternative features that are equivalent or have similar purpose.That is, unless specifically stated, each feature is only It is an example in a series of equivalent or similar characteristics.

Claims (10)

1. superimposed sheet hoard strip construction method in a kind of overall assembled building based on BIM technology, which is characterized in that including Following steps:
(1) elevation line levelling, unwrapping wire: is copied into survey on the vertical member on floor periphery;Superimposed sheet is positioned according to construction drawing Sideline, further according to the nest point of superimposed sheet sideline positioning independent rack;
(2) independent rack is installed, joist, composition superimposed sheet support system are placed on independent rack;
(3) it levels for the first time: joist is leveled;
(4) install adjustable steel beam support device: using independent rack jacking place adjustable steel beam support device, it is described can Mode girder steel support device includes underbeam and upper beam, and the underbeam and upper beam center line are located in the same vertical plane, and further includes The support that upper beam is connected with underbeam adjusts bolt, and the support adjusts bolt one end and is connected on underbeam, and the other end penetrates upper beam And extend upper top surface of the beam;
(5) it lifts superimposed sheet: superimposed sheet is lifted on joist;
(6) it levels for second: overlapping Board position is corrected and is leveled;
(7) the stupefied and film coated plate of installation quarter bend time forms adjustable steel beam support system, i.e. hoard strip support system, on upper beam It is stupefied to set up a plurality of quarter bend time, the quarter bend time is stupefied to be mutually perpendicular to arrange with upper beam, and stupefied be equipped with of the quarter bend time is used to support now Pour the film coated plate of strip;
(8) position of adjustment quarter bend time stupefied spacing and holding nut is in close contact film coated plate and superimposed sheet bottom;
(9) hoard strip concrete pouring construction, the ulking thickness of strict control concrete in construction.
2. superimposed sheet hoard strip construction method in overall assembled building according to claim 1, which is characterized in that step Suddenly in the lower section of superimposed sheet to be installed, fixed point arranges multiple independent racks in (2), each superimposed sheet is by two rows of independent rack groups At support system support, the spacing that the independent rack arrange along superimposed sheet length direction is 1200-1500mm, along superimposed sheet The spacing of lateral arrangement is overlapping board width -2 × 200mm.
3. superimposed sheet hoard strip construction method in overall assembled building according to claim 1, which is characterized in that institute Stating joist is aluminium alloy I-steel joist, and both ends are respectively placed on two independent racks, and correspondence is put in below superimposed sheet Between two neighboring independent rack.
4. superimposed sheet hoard strip construction method in overall assembled building according to claim 1, which is characterized in that step Suddenly it is leveled in (3) according to joist of the elevation line to independent rack, so that joist apical side height and superimposed sheet bottom to be installed Face height is consistent.
5. superimposed sheet hoard strip construction method in overall assembled building according to claim 1, which is characterized in that step Suddenly in the jacking for the independent rack that the adjustable steel beam support device in (4) is placed in hoard strip two sides.
6. superimposed sheet hoard strip construction method in overall assembled building according to claim 1, which is characterized in that step Suddenly superimposed sheet is lifted using tower crane or truck crane in (5).
7. superimposed sheet hoard strip construction method in overall assembled building according to claim 1, which is characterized in that step Suddenly in (7) film coated plate width than hoard strip width more than 100mm or more.
8. superimposed sheet hoard strip construction method in the building of overall assembled described in one of -7 according to claim 1, feature It is, before progress hoard strip pours, needs to complete the binding work of superimposed sheet upper reinforcement, and complete preheating embedding line and apply Work carries out hoard strip after concealment acceptance is qualified again and pours.
9. superimposed sheet hoard strip construction method in the building of overall assembled described in one of -7 according to claim 1, feature It is, hoard strip carries out moisture-keeping maintaining after the completion of pouring immediately, and curing time is no less than 7 days.
10. superimposed sheet hoard strip construction method in overall assembled building according to claim 9, which is characterized in that Hoard strip carries out demoulding after conserving, adjust the holding nut of adjustable steel beam support device lower part, decline upper beam, takes out Quarter bend time is stupefied out, removes adjustable steel beam support device, removes film coated plate.
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CN107178168B (en) * 2017-06-16 2019-03-29 中交一航局第一工程有限公司 Cast-in-place surface layer formwork support process
CN110306707A (en) * 2019-06-20 2019-10-08 四川省劲腾环保建材有限公司 It is a kind of based on BIM technology overall assembled building in superimposed sheet hoard strip construction method
CN111667751A (en) * 2020-06-27 2020-09-15 海南晟基建筑科技有限公司 Assembled structural model based on BIM
CN111980400A (en) * 2020-07-09 2020-11-24 中国十七冶集团有限公司 Aluminum alloy template for joint of laminated slab and construction method

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CN105544970A (en) * 2016-02-01 2016-05-04 成都市第六建筑工程公司 Composite floor slab cast-in-place slab fixing device with bottom mold and construction method
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Publication number Priority date Publication date Assignee Title
CN2580029Y (en) * 2002-10-18 2003-10-15 浙江杭萧钢构股份有限公司 Adjustable building surface steel formwork support combined piece
KR100908266B1 (en) * 2009-02-12 2009-07-20 주식회사 공간이동 Height regulation device with handle for steal box abridge
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