CN113653239A - Construction method of self-supporting steel bar truss template system - Google Patents
Construction method of self-supporting steel bar truss template system Download PDFInfo
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- CN113653239A CN113653239A CN202111120948.7A CN202111120948A CN113653239A CN 113653239 A CN113653239 A CN 113653239A CN 202111120948 A CN202111120948 A CN 202111120948A CN 113653239 A CN113653239 A CN 113653239A
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- steel bar
- bar truss
- truss floor
- floor bearing
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 207
- 239000010959 steel Substances 0.000 title claims abstract description 207
- 238000010276 construction Methods 0.000 title claims abstract description 31
- 238000009434 installation Methods 0.000 claims abstract description 14
- 238000009415 formwork Methods 0.000 claims description 22
- 238000000034 method Methods 0.000 claims description 17
- 238000003466 welding Methods 0.000 claims description 12
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 239000002023 wood Substances 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 claims description 3
- 230000001680 brushing effect Effects 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 claims description 3
- 239000000428 dust Substances 0.000 claims description 3
- 239000002893 slag Substances 0.000 claims description 3
- 239000002002 slurry Substances 0.000 claims description 3
- 230000007306 turnover Effects 0.000 abstract description 7
- 238000005265 energy consumption Methods 0.000 abstract description 6
- 239000000463 material Substances 0.000 abstract description 6
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 230000002787 reinforcement Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 3
- 239000002699 waste material Substances 0.000 description 2
- 229910001335 Galvanized steel Inorganic materials 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 239000010960 cold rolled steel Substances 0.000 description 1
- 239000008397 galvanized steel Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
- E04B5/48—Special adaptations of floors for incorporating ducts, e.g. for heating or ventilating
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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
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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
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses a construction method of a self-supporting steel bar truss template system, which comprises the following steps: assembling a steel bar truss floor bearing plate, wherein the steel bar truss floor bearing plate comprises a template panel and a steel bar truss detachably arranged on the template panel; hoisting the steel bar truss floor support plate to an installation position; placing a template panel datum line at an installation position, laying a first steel bar truss floor bearing plate at the datum line, and sequentially laying other steel bar truss floor bearing plates; after the steel bar truss floor support plates are laid, the steel bar truss floor support plates are tied up and bound firmly by using the connecting pieces; and pouring concrete, and removing the template panel of the steel bar truss floor bearing plate after the concrete strength meets the requirement. The construction method of the self-supporting steel bar truss template system has the characteristics of environmental protection, detachability, short construction period, material saving, low turnover energy consumption, labor and cost saving and the like.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a construction method of a self-supporting steel bar truss template system.
Background
At present, the template engineering of the cast-in-place floor slab is a difficult problem. The most formwork systems which are still scattered and scattered in dismantling need to adopt a large number of steel pipe supports, wood beams, panels and the like, and the formwork supporting mode of the type needs a large amount of labor, has long construction period, serious material waste and large supporting and turnover energy consumption, so that the construction cost of the formwork engineering accounts for 30 percent of the total construction cost of the concrete construction, and the cost is very high.
Disclosure of Invention
Based on the above, the invention aims to provide the construction method of the self-supporting steel bar truss template system, which is environment-friendly, detachable, short in construction period, material-saving, low in turnover energy consumption, labor-saving and cost-saving.
The invention discloses a construction method of a self-supporting steel bar truss template system, which comprises the following steps:
assembling a steel bar truss floor bearing plate, wherein the steel bar truss floor bearing plate comprises a template panel and a steel bar truss detachably arranged on the template panel;
hoisting the steel bar truss floor support plate to an installation position;
placing a template panel datum line at an installation position, laying a first steel bar truss floor bearing plate at the datum line, and sequentially laying other steel bar truss floor bearing plates;
after the steel bar truss floor support plates are laid, the steel bar truss floor support plates are tied up and bound firmly by using the connecting pieces;
and pouring concrete, and removing the template panel of the steel bar truss floor bearing plate after the concrete strength meets the requirement.
The construction method of the self-supporting steel bar truss template system comprises the steps of assembling, hoisting and laying the steel bar truss floor bearing plates, binding and binding each steel bar truss floor bearing plate firmly by using the connecting pieces, removing the template panels of the steel bar truss floor bearing plates after the concrete strength meets the requirement, and the whole construction process does not need a large number of support systems, is convenient to disassemble and turn around the templates, does not need to add a support system in the aspect of manpower, realizes streamlined production of a component factory, and directly hoists the component to the site for laying.
Above-mentioned technical scheme in an implementation, assemble steel bar truss floor carrier plate, include: the assembled steel bar truss floor support plates are stacked and bundled in a positive and negative buckling mode, the stacking height of each bundle is less than or equal to 1.2m, and each bundle is less than or equal to 7 groups of steel bar truss floor support plates; meanwhile, the stacking is less than or equal to 3 layers.
Above-mentioned technical scheme in an implementation, hoist and mount steel bar truss floor carrier plate to installation department, include: when lifting, adopt the handling wood system stay hoist and mount steel bar truss building carrier plate that has the U-shaped bayonet socket, and hoist and mount area setting is at steel bar truss building carrier plate middle part.
Above-mentioned technical scheme is in an embodiment, lay other steel bar truss floor carrier plates in order, include:
laying other steel bar truss floor bearing plates in sequence in a lateral lapping mode;
processing corner positions;
after the steel bar truss floor bearing plates are assembled, spot welding is firmly carried out on the vertical steel bars at the end parts of the steel bar truss floor bearing plates and the steel bars; along steel bar truss building carrier plate width direction, pass through plus reinforcing bar and girder steel spot welding with steel bar truss building carrier plate template panel chord reinforcing bar down.
Above-mentioned technical scheme is in an embodiment, lay other steel bar truss building carrier plates in order, still include:
fixing the lap joints of the floor bearing plates of the steel bar trusses by using pull rivets;
and plugging is carried out on each steel bar truss floor bearing plate, so that slurry leakage around the template panel and the steel bar truss is avoided.
Above-mentioned technical scheme is in an embodiment, lay other steel bar truss building carrier plates in order, still include: processing the node positions strictly according to the node pattern;
the node locations include: the building support plate comprises a reserved hole of the floor support plate, a lap joint and blocking joint with a beam or a concrete template, a column or a concrete shear wall, a lifting plate, a side template, a concrete pump pipe opening and a temporary support.
In one embodiment of the above technical solution, the connecting member includes a connecting reinforcement, a support reinforcement, and a double-thread double-buckle;
use the connecting piece to tie up the ligature firmly with each steel bar truss floor carrier plate, include:
connecting the steel bar truss floor bearing plates by using connecting steel bars, arranging support steel bars at the bottoms of the steel bar truss floor bearing plates, and connecting the vertically arranged connecting steel bars to the vertical direction of the steel bar truss floor bearing plates;
the connecting steel bars, the support steel bars and the steel bar truss floor bearing plate are firmly bound by double threads and double buckles.
In one embodiment of the foregoing technical solution, after the steel bar truss floor deck is tied and bound firmly by using the connecting members, the method further includes:
laying flexible line pipes between the steel bar truss floor bearing plates;
before concrete is poured, deposited dust and welding slag on a template panel of the steel bar truss floor bearing plate are cleaned.
Above-mentioned technical scheme in an implementation, demolish the template panel of steel bar truss floor carrier plate, include:
the temporary support arranged during installation is firstly removed, and then the connecting piece and the template panel of the steel bar truss floor bearing plate are sequentially removed.
In one embodiment, the method further includes: and cleaning the detached connecting piece and the template panel of the steel bar truss floor bearing plate, and brushing a release agent on the template panel of the steel bar truss floor bearing plate when the connecting piece and the template panel are reused.
Compared with the prior art, the construction method of the self-supporting steel bar truss formwork system comprises the steps of assembling, hoisting and laying the steel bar truss floor bearing plates, binding and binding each steel bar truss floor bearing plate firmly by using the connecting piece, removing the formwork panel of each steel bar truss floor bearing plate after the concrete strength meets the requirement, eliminating a large number of supporting systems in the whole construction process, facilitating formwork disassembly and turnover, eliminating the need of an additional supporting system in the manual aspect, producing the components in a factory in a streamlined manner, directly hoisting the components to the site for laying, greatly reducing labor force (mainly woodworking) input, achieving considerable economic benefits under the background of high worker cost in the current building market, and solving the problems that a formwork supporting mode in the prior art needs a large amount of labor, the construction period is long, the material waste is serious, the supporting and turnover energy consumption is large, the cost is high and the like. The construction method of the self-supporting steel bar truss template system has the characteristics of environmental protection, detachability, short construction period, material saving, low turnover energy consumption, labor and cost saving and the like.
For a better understanding and practice, the invention is described in detail below with reference to the accompanying drawings.
Drawings
Fig. 1 is a construction schematic view of the construction method of the self-supporting steel bar truss formwork system of the invention.
Fig. 2 is a schematic structural view of a vertical surface of a steel bar truss floor deck.
Detailed Description
The terms of orientation of up, down, left, right, front, back, top, bottom, and the like, referred to or may be referred to in this specification, are defined relative to their configuration, and are relative concepts. Therefore, it may be changed according to different positions and different use states. Therefore, these and other directional terms should not be construed as limiting terms.
The implementations described in the exemplary embodiments below are not intended to represent all implementations consistent with the present disclosure. Rather, they are merely examples of implementations consistent with certain aspects of the present disclosure.
The terminology used in the present disclosure is for the purpose of describing particular embodiments only and is not intended to be limiting of the disclosure. As used in this disclosure, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.
Please refer to fig. 1 and fig. 2. Fig. 1 is a construction schematic view of the construction method of the self-supporting steel bar truss formwork system of the invention. Fig. 2 is a schematic structural view of a formwork panel and a steel bar truss.
The invention discloses a construction method of a self-supporting steel bar truss template system, which comprises the following steps:
step 101, assembling a steel bar truss floor support plate 1, wherein the steel bar truss floor support plate 1 comprises a template panel 11 and a steel bar truss 12 detachably arranged on the template panel 11.
The form panel 11 is made of thick cold-rolled steel plate. The steel-bar truss 12 includes an upper-chord steel bar 121, a lower-chord steel bar 122, and a web member steel bar 123 connected therebetween. The upper-chord reinforcement 121 and the lower-chord reinforcement 122 may preferably be cold-rolled ribbed reinforcements. The web member reinforcing bars 123 may preferably be cold rolled light source reinforcing bars.
Specifically, above-mentioned step 101, assemble steel bar truss floor carrier plate 1 includes: the assembled steel bar truss floor support plates 1 are stacked and bundled in a positive and negative buckling mode, the stacking height of each bundle is less than or equal to 1.2m, and each bundle is less than or equal to 7 groups of steel bar truss floor support plates 1; meanwhile, the stacking is less than or equal to 3 layers.
The assembling work of the steel bar truss floor support plate 1 is centralized on a construction site, and an assembling person who is trained professionally needs to adopt a special assembling wrench to assemble according to the specifications of the steel bar truss 12 and the template identified by a drawing.
In addition, the stacking site needs to be kept clean, accumulated water and sundries cannot be stored, and waterproof protection measures are taken.
And 102, hoisting the steel bar truss floor support plate 1 to an installation position.
Before hoisting, various preparation works are well done, technical interaction is carried out on operators, and a proper crane is selected.
Step 102, hoisting the steel bar truss floor support plate 1 to the installation position includes: when lifting, adopt the handling wood system stay hoist and mount steel bar truss building carrier plate 1 that has the U-shaped bayonet socket, and hoist and mount area setting is at steel bar truss building carrier plate 1 middle part.
The steel bar truss floor support plate 1 is hoisted by adopting the hoisting wooden stay with the U-shaped bayonet, so that the problems of deformation, deflection and the like of the steel bar truss floor support plate 1 can be prevented.
The hoisting belt is arranged in the middle of the steel bar truss floor bearing plate 1, and the balance of two ends of the steel bar truss floor bearing plate 1 in the hoisting process can be kept.
103, placing a reference line of the template panel 11 at the installation position, laying a first steel bar truss floor bearing plate 1 at the reference line, and laying other steel bar truss floor bearing plates 1 in sequence.
Lay steel bar truss floor carrier plate 1 according to the plan of typesetting, the location of steel bar truss floor carrier plate 1 should be accurate, before steel bar truss floor carrier plate 1 was laid, place template panel 11 datum line according to the starting position that the drawing shows.
Specifically, above-mentioned step 103, lay other steel bar truss floor carrier plates 1 in order, include:
laying other steel bar truss floor bearing plates 1 in sequence in a lateral lapping mode;
processing corner positions;
after the steel bar truss floor support plates 1 are assembled, spot welding of vertical steel bars at the end parts of the steel bar truss floor support plates 1 and the steel bars is firm; and (3) spot welding the lower chord steel bars of the template panel 11 of the steel bar truss floor bearing plate 1 with the steel beam through the additional steel bars along the width direction of the steel bar truss floor bearing plate 1, wherein the interval between welding points is preferably less than or equal to 200 mm. The spot welding may preferably be resistance spot welding.
It should be noted that, in the implementation process, the galvanized steel sheet is not lapped on the beam, and is convenient to detach. The formwork panels 11 of each layer of steel bar trusses 12 are preferably laid in sequence from one side according to the initial position of the construction drawing.
After a district check is laid to steel bar truss building carrier plate 1, should in time each steel bar truss building carrier plate 1 carry out connection processing, guarantee that the overlap joint connects reliably.
Specifically, lay other steel bar truss building carrier plates 1 in order, still include:
fixing the lap joint of each steel bar truss floor support plate 1 by using a pull rivet;
and (3) plugging the floor bearing plate 1 of each steel bar truss to avoid slurry leakage around the template panel 11 and the steel bar truss 12.
It should be noted that, the template of the steel bar truss floor support plate 1 which is repeatedly used can be fixed at the old hole by pulling rivets at the lap joint under the condition of meeting the requirement of the space.
Optionally, lay other steel bar truss floor carrier plates 1 in order, still include: processing the node positions strictly according to the node pattern;
the node locations include: the building support plate comprises a reserved hole of the floor support plate, a lap joint and blocking joint with a beam or a concrete template, a column or a concrete shear wall, a lifting plate, a side template, a concrete pump pipe opening and a temporary support.
It should be noted that, when the node positions are processed strictly according to the node patterns, the positioning is accurate, the connection is firm, and the concrete pouring molding of the steel bar truss floor support plate 1 and the smooth dismantling of the template panel 11 are ensured.
And step 104, after the steel bar truss floor support plates 1 are laid, using the connecting pieces 13 to tie up and bind the steel bar truss floor support plates 1 firmly.
Preferably, the connecting member 13 includes a connecting bar, a support bar, and a double-thread double-buckle. Wherein, the support reinforcing steel bars comprise support vertical reinforcing steel bars 131 and support horizontal reinforcing steel bars 132.
Further, in step 104, the step of using the connecting member 13 to tie and bind each steel bar truss floor support plate 1 firmly includes:
connecting the steel bar truss floor bearing plates 1 by using connecting steel bars according to design requirements, arranging support steel bars at the bottoms, and connecting the vertically arranged connecting steel bars to the vertical direction of the steel bar truss floor bearing plates 1;
connecting steel bars, support steel bars and the steel bar truss floor bearing plate 1 are firmly bound by double threads, and the steel bar truss floor bearing plate 1 is ensured to be connected into a whole.
In one embodiment, after the steel bar truss floor deck 1 is bound and bound firmly by using the connecting pieces 13, the method further comprises the following steps:
flexible line pipes are laid between the steel bar truss floor bearing plates 1;
before concrete is poured, deposited dust and welding slag on the template panel 11 of the steel bar truss floor bearing plate 1 are cleaned.
The flexible line pipe is made of a material with good flexibility, and is laid between the steel bar trusses 12 of the steel bar truss floor bearing plate 1 according to the requirements of drawings.
And 105, pouring concrete, and removing the template panel 11 of the steel bar truss floor support plate 1 after the strength of the concrete meets the requirement.
When concreting, avoid causing the impact to steel bar truss building carrier plate 1, prevent that 1 local bearing capacity of steel bar truss building carrier plate from too big etc. from, guarantee that the concrete pours smoothly.
Specifically, demolish template panel 11 of steel bar truss floor carrier plate 1, include:
the temporary support arranged during installation is firstly removed, and then the connecting piece 13 and the template panel 11 of the steel bar truss floor bearing plate 1 are sequentially removed.
It should be noted that the formwork panel 11 is not allowed to be thrown down at high altitude after being removed, and should be placed neatly in a switching manner, and is not allowed to be strong, so as to avoid the influence on subsequent use due to large deformation of the member caused by the removal.
And 106, cleaning the detached connecting piece 13 and the template panel 11 of the steel bar truss floor bearing plate 1, and brushing a release agent on the template panel 11 of the steel bar truss floor bearing plate 1 when the connecting piece and the template panel 11 of the steel bar truss floor bearing plate 1 are reused.
And the rest of the control members which are arranged in an auxiliary way are taken out except the plastic sleeve.
Compared with the prior art, the construction method of the self-supporting type steel bar truss 12 template system comprises the steps of assembling, hoisting and laying the steel bar truss floor bearing plates 1, bundling and binding each steel bar truss floor bearing plate 1 firmly by using the connecting pieces 13, and dismantling the template panels 11 of the steel bar truss floor bearing plates 1 after the concrete strength meets the requirement. The construction method of the self-supporting steel bar truss 12 template system has the characteristics of environmental protection, detachability, short construction period, material saving, low turnover energy consumption, labor and cost saving and the like.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.
Claims (10)
1. A construction method of a self-supporting steel bar truss template system is characterized by comprising the following steps:
assembling a steel bar truss floor bearing plate, wherein the steel bar truss floor bearing plate comprises a template panel and a steel bar truss detachably arranged on the template panel;
hoisting the steel bar truss floor support plate to an installation position;
placing a template panel datum line at an installation position, laying a first steel bar truss floor bearing plate at the datum line, and sequentially laying other steel bar truss floor bearing plates;
after the steel bar truss floor support plates are laid, the steel bar truss floor support plates are tied up and bound firmly by using the connecting pieces;
and pouring concrete, and removing the template panel of the steel bar truss floor bearing plate after the concrete strength meets the requirement.
2. The method of constructing a self-supporting steel bar truss formwork system as claimed in claim 1, wherein the assembling steel bar truss floor deck comprises: the assembled steel bar truss floor support plates are stacked and bundled in a positive and negative buckling mode, the stacking height of each bundle is less than or equal to 1.2m, and each bundle is less than or equal to 7 groups of steel bar truss floor support plates; meanwhile, the stacking is less than or equal to 3 layers.
3. The method of constructing a self-supporting steel bar truss formwork system as claimed in claim 1, wherein said hoisting the steel bar truss deck to the installation site comprises: when lifting, adopt the handling wood system stay hoist and mount steel bar truss building carrier plate that has the U-shaped bayonet socket, and hoist and mount area setting is at steel bar truss building carrier plate middle part.
4. The method of constructing a self-supporting steel bar truss formwork system as claimed in any one of claims 1 to 3, wherein the sequentially laying of the other steel bar truss floor decks comprises:
laying other steel bar truss floor bearing plates in sequence in a lateral lapping mode;
processing corner positions;
after the steel bar truss floor bearing plates are assembled, spot welding is firmly carried out on the vertical steel bars at the end parts of the steel bar truss floor bearing plates and the steel bars; along steel bar truss building carrier plate width direction, pass through plus reinforcing bar and girder steel spot welding with steel bar truss building carrier plate template panel chord reinforcing bar down.
5. The method of constructing a self-supporting steel bar truss formwork system as claimed in claim 4, wherein the sequentially laying of the other steel bar truss floor decks further comprises:
fixing the lap joints of the floor bearing plates of the steel bar trusses by using pull rivets;
and plugging is carried out on each steel bar truss floor bearing plate, so that slurry leakage around the template panel and the steel bar truss is avoided.
6. The method of constructing a self-supporting steel bar truss formwork system as claimed in claim 5, wherein the sequentially laying of the other steel bar truss floor decks further comprises: processing the node positions strictly according to the node pattern;
the node locations include: the building support plate comprises a reserved hole of the floor support plate, a lap joint and blocking joint with a beam or a concrete template, a column or a concrete shear wall, a lifting plate, a side template, a concrete pump pipe opening and a temporary support.
7. The method of constructing a self-supporting steel bar truss formwork system as claimed in claim 6, wherein the connecting member comprises a connecting bar, a support bar and a double-screw double-buckle;
use the connecting piece to tie up the ligature firmly with each steel bar truss floor carrier plate, include:
connecting the steel bar truss floor bearing plates by using connecting steel bars, arranging support steel bars at the bottoms of the steel bar truss floor bearing plates, and connecting the vertically arranged connecting steel bars to the vertical direction of the steel bar truss floor bearing plates;
the connecting steel bars, the support steel bars and the steel bar truss floor bearing plate are firmly bound by double threads and double buckles.
8. The method of constructing a self-supporting steel bar truss formwork system as claimed in claim 7, wherein after the tying and binding of the respective steel bar truss floor decks using the connecting members are secured, the method further comprises:
laying flexible line pipes between the steel bar truss floor bearing plates;
before concrete is poured, deposited dust and welding slag on a template panel of the steel bar truss floor bearing plate are cleaned.
9. The method of constructing a self-supporting steel bar truss formwork system according to claim 8, wherein the formwork panel for removing the steel bar truss floor slab comprises:
the temporary support arranged during installation is firstly removed, and then the connecting piece and the template panel of the steel bar truss floor bearing plate are sequentially removed.
10. The method of constructing a self-supporting rebar truss formwork system of claim 9, further comprising: and cleaning the detached connecting piece and the template panel of the steel bar truss floor bearing plate, and brushing a release agent on the template panel of the steel bar truss floor bearing plate when the connecting piece and the template panel are reused.
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| CN202111120948.7A CN113653239A (en) | 2021-09-24 | 2021-09-24 | Construction method of self-supporting steel bar truss template system |
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| CN202111120948.7A CN113653239A (en) | 2021-09-24 | 2021-09-24 | Construction method of self-supporting steel bar truss template system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114319882A (en) * | 2021-12-27 | 2022-04-12 | 中铁三局集团建筑安装工程有限公司 | Construction method and construction structure of steel bar truss floor support plate |
| CN114319882B (en) * | 2021-12-27 | 2023-01-13 | 中铁三局集团建筑安装工程有限公司 | Construction method and construction structure of steel bar truss floor bearing plate |
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Application publication date: 20211116 |