CN109469241B - Assembled steel bar truss floor support plate combined structure and construction method thereof - Google Patents
Assembled steel bar truss floor support plate combined structure and construction method thereof Download PDFInfo
- Publication number
- CN109469241B CN109469241B CN201811438135.0A CN201811438135A CN109469241B CN 109469241 B CN109469241 B CN 109469241B CN 201811438135 A CN201811438135 A CN 201811438135A CN 109469241 B CN109469241 B CN 109469241B
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- steel bar
- back edge
- steel
- bar truss
- wire rope
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 134
- 239000010959 steel Substances 0.000 title claims abstract description 134
- 238000010276 construction Methods 0.000 title claims abstract description 10
- 230000008093 supporting effect Effects 0.000 claims abstract description 34
- 239000011241 protective layer Substances 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000009415 formwork Methods 0.000 claims 1
- 210000001503 joint Anatomy 0.000 abstract description 8
- 230000005484 gravity Effects 0.000 abstract description 3
- 238000009435 building construction Methods 0.000 abstract description 2
- 238000010079 rubber tapping Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
- E04B5/16—Load-carrying floor structures wholly or partly cast or similarly formed in situ
- E04B5/32—Floor structures wholly cast in situ with or without form units or reinforcements
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/01—Reinforcing elements of metal, e.g. with non-structural coatings
- E04C5/06—Reinforcing elements of metal, e.g. with non-structural coatings of high bending resistance, i.e. of essentially three-dimensional extent, e.g. lattice girders
- E04C5/065—Light-weight girders, e.g. with precast parts
-
- 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
- E04G11/38—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 plane ceilings of concrete
-
- 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
- E04G21/12—Mounting of reinforcing inserts; Prestressing
Landscapes
- 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)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Abstract
The invention is suitable for the technical field of building construction, and provides an assembled steel bar truss floor support plate combined structure and a construction method thereof. The combined structure comprises a plurality of steel bar trusses, bottom templates, supporting pieces and backing plates, wherein the bottom templates are detachably arranged at the lower ends of the steel bar trusses, a plurality of back ribs which are mutually spaced are arranged at the lower ends of the bottom templates, two adjacent bottom templates are mutually spliced, the two adjacent back ribs at the butt splicing positions are respectively provided with the supporting pieces, and the supporting pieces are propped against the backing plates on the lower surfaces of the butt splicing positions of the two adjacent bottom templates. According to the invention, the support piece is arranged on the two adjacent back edges at the butt joint position between the adjacent bottom templates, and the support piece is used for propping against the backing plate on the lower surface of the adjacent bottom templates; when the concrete is poured on the bottom templates, the backing plates play a role in propping the two adjacent bottom templates, so that the butt joint positions between the adjacent bottom templates can be leveled after the bottom templates bear the self gravity of the concrete, and the flatness of the bottom surface of the floor slab after the pouring and the demolding is ensured.
Description
Technical Field
The invention belongs to the technical field of building construction, and particularly relates to an assembled steel bar truss floor support plate combined structure and a construction method thereof.
Background
The prior assembled steel bar truss floor support plate structure is characterized in that a steel bar truss and a plurality of special C-shaped fasteners are mutually buckled, and a bottom template is mutually connected with the C-shaped fasteners through self-tapping screws so as to be fixed at the lower end of the steel bar truss through the C-shaped fasteners; however, in the process of mutually splicing the bottom templates to cast concrete, the rigidity of the bottom templates is weak, and the joint between the adjacent bottom templates is easy to be misplaced, so that the bottom surface of the floor slab after casting and demolding is uneven; and take out comparatively trouble at the demolding in-process self-tapping screw, C type fastener can remain in the floor permanently, can not retrieve, and is with high costs, causes the wasting of resources.
Disclosure of Invention
The technical problem to be solved by the embodiment of the invention is to provide an assembled steel bar truss floor support plate combined structure and a construction method thereof, and aims to solve the problem that the steel bar truss floor support plate structure in the prior art is easy to cause uneven floor bottom after concrete pouring is completed.
The embodiment of the invention is realized in such a way that an assembled steel bar truss floor support plate combined structure is provided, which comprises a plurality of steel bar trusses and a bottom template, wherein the bottom template is detachably arranged at the lower end of the steel bar trusses; the combined structure further comprises a supporting piece and a backing plate, wherein a plurality of back ribs which are spaced mutually are arranged at the lower end of the bottom template, two adjacent bottom templates are spliced mutually, the supporting piece is arranged on each back rib of each butt-spliced position, and the supporting piece abuts against the backing plate on the lower surface of each butt-spliced position of the two adjacent bottom templates.
Further, the support piece is L-shaped, one end of the support piece is arranged on the back edge, and the other end of the support piece abuts against the backing plate.
Further, the support piece is an L-shaped steel pin, the back edge is square steel, two opposite through holes are formed in two opposite side walls of the back edge, and one end of the support piece can be detached and rotatably arranged in the through holes in a penetrating mode.
Further, the backing plate is L-shaped and comprises a transverse plate and a longitudinal plate which are connected into a whole, and the supporting piece abuts against the lower surfaces of the transverse plate and the two adjacent bottom templates.
Further, the back ribs are uniformly distributed at the lower end of the bottom template in parallel, and the length direction of the back ribs is parallel to the length direction of the steel bar truss.
Further, the combined structure also comprises a steel wire rope and a plastic hose; the steel wire rope is characterized in that a resisting piece is fixed at one end of the steel wire rope, the other end of the steel wire rope is wound to form a ring, an opening of the ring is sealed through a fastener, the plastic hose is hung on the steel bar truss in a surrounding mode, after the steel wire rope passes through the back edge, the bottom template and the plastic hose from bottom to top, the steel wire rope sequentially passes through the bottom template and the back edge from top to bottom on the adjacent side, the resisting piece is abutted to the lower end face of the back edge, the upper end face of the back edge is abutted to the bottom template, the ring is partially exposed at the lower end of the back edge, and a wedge is driven into the ring to enable the wedge to be abutted to the lower end face of the back edge.
Further, protective layer cushion blocks are arranged on the inner sides of two ends of the plastic hose, and the protective layer cushion blocks are arranged between the bottom template and the steel bar truss.
Further, the steel bar truss comprises a vertical beam, a supporting beam, a first beam, a second beam and connecting steel bars which are welded into a whole, wherein two ends of the vertical beam are respectively welded with the end part of the first beam and the middle part of the supporting beam, two ends of the supporting beam are welded with the second beam, the connecting steel bars are welded on the vertical beam, the first beam and the second beam, the plastic hose is hung on the second beam, and the protective layer cushion block is arranged between the bottom template and the second beam.
Further, the protective layer cushion block is provided with a supporting notch, and the second cross beam is arranged in the supporting notch.
The embodiment of the invention also provides a construction method of the assembled steel bar truss floor support plate combined structure, which comprises the following steps:
a. one end of the steel wire rope is fastened with a resisting piece, the other end of the steel wire rope is wound into a ring, and the opening of the ring is sealed by a fastener;
b. a plastic hose is hung on the steel bar truss, one end of the steel wire rope with a ring penetrates through the back edge, the bottom template and the plastic hose from bottom to top, then penetrates through the bottom template and the back edge from top to bottom in sequence on the adjacent side, so that a resisting piece at one end of the steel wire rope is abutted against the lower end of the back edge, the ring part at the other end of the steel wire rope is exposed out of the lower end of the back edge, and a wedge is driven into the ring to enable the wedge to be abutted against the lower end of the back edge, so that the back edge, the bottom template and the steel bar truss are fixed together to form an assembled steel bar truss;
c. fixedly mounting two ends of a plurality of assembled steel bar trusses on a steel beam, oppositely splicing bottom templates on the assembled steel bar trusses, mounting L-shaped steel pins on two adjacent back edges at the oppositely spliced position, and propping the L-shaped steel by the L-shaped steel pins so that the L-shaped steel is propped against the lower surfaces of the oppositely spliced positions of the two adjacent bottom templates;
d. and pouring concrete on the upper surface of the bottom template, after the concrete pouring is completed and the demolding standard is met, detaching the L-shaped steel pin and the L-shaped steel, knocking out a wedge at the lower end of the back edge, pulling a resisting piece at one end of the steel wire rope to draw out the steel wire rope, and detaching the bottom template and the back edge to finish the construction of the poured floor slab.
Compared with the prior art, the embodiment of the invention has the beneficial effects that: according to the invention, two ends of a plurality of steel bar trusses are fixedly arranged on a steel beam, after adjacent bottom templates are mutually spliced, supporting pieces are arranged on two adjacent back edges at the spliced position, the supporting pieces are used for abutting against the lower surface of a backing plate, and the upper surface of the backing plate is abutted against the lower surface of the mutually spliced position of the adjacent bottom templates; when concrete is poured on the bottom templates, the backing plates play a role in propping the two adjacent bottom templates, so that the butt joint positions between the adjacent bottom templates can be leveled with each other after the bottom templates bear the self gravity of the concrete, and the flatness of the bottom surface of the floor slab after the pouring and the demolding is ensured.
Drawings
Fig. 1 is a schematic front view of a fabricated steel bar truss floor carrier plate combined structure according to an embodiment of the present invention;
FIG. 2 is a schematic side elevational view of FIG. 1;
FIG. 3 is a schematic top view of the structure of FIG. 1;
FIG. 4 is an enlarged schematic view of the area A in FIG. 1;
FIG. 5 is a schematic view of the shim plate of FIG. 4;
FIG. 6 is a schematic view of the connection structure of the plastic hose and the protective layer pad in FIG. 1;
fig. 7 is a schematic view of the connection between the wire rope, the abutment and the fastener of fig. 1.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Fig. 1 to 4 show a fabricated steel bar truss floor support plate assembly structure according to an embodiment of the present invention. The combined structure comprises a plurality of steel bar trusses 1, a bottom template 2, supporting pieces 3 and a backing plate 4, wherein the bottom template 2 is detachably arranged at the lower end of the steel bar trusses 1, a plurality of back ribs 5 which are mutually spaced are arranged at the lower end of the bottom template 2, the back ribs 5 are uniformly distributed at the lower end of the bottom template 2 in parallel, and the length direction of the back ribs is parallel to the length direction of the steel bar trusses 1. The two adjacent bottom templates 2 are mutually spliced, and the supporting pieces 3 are respectively arranged on the two adjacent back edges 5 at the butt-spliced position of the bottom templates 2, and the supporting pieces 3 are propped against the lower surfaces of the butt-spliced position of the two adjacent bottom templates 2, so that the base plates 4 can be stably clamped between the bottom templates 2 and the supporting pieces 3, and the base plates 4 can be simultaneously propped against the two adjacent bottom templates 2, so that the two adjacent bottom templates 2 can be mutually flush and butt-jointed.
In this embodiment, the supporting element 3 is L-shaped, and the supporting element 3 is an L-shaped steel pin, one end of the supporting element 3 is detachably mounted on the back edge 5, specifically, the back edge 5 is a square steel, two opposite through holes are formed in two opposite side walls of the back edge 5, one end of the supporting element 3 is rotatably penetrating into the two opposite through holes of the back edge 5 under the action of external force, so that the other end of the supporting element 3 can be rotated to upwards prop against the backing plate 4, and the backing plate 4 props against the lower surface of the bottom template 2. Referring to fig. 5 together, the backing plate 4 is L-shaped and includes a transverse plate 41 and a longitudinal plate 42 that are integrally connected and perpendicular to each other, and the support member 3 abuts against the lower surfaces of two adjacent bottom templates 2 and presses the transverse plate 41, so that the backing plate 4 can well level the joint of the two adjacent bottom templates 2.
Referring to fig. 6 and 7 together, the assembled steel bar truss floor carrier plate assembly structure further comprises a steel wire rope 6 and a plastic hose 7. A stopper 61 is fixed to one end of the wire rope 6, the other end of the wire rope 6 is wound into a loop 62, and the opening of the loop 62 is sealed by a fastener 63 to have a hole therethrough. The plastic hose 7 is hung around the steel bar truss 1, and both ends thereof are extended to contact with the bottom mold plate 2. The inner sides of the two ends of the plastic hose 7 are provided with protective layer cushion blocks 71, and the protective layer cushion blocks 71 are arranged between the bottom template 2 and the steel bar truss 1 in a cushioning mode. After one end of the steel wire rope 6 with a ring 62 passes through the back edge 5, the bottom template 2 and the plastic hose 7 from bottom to top, the steel wire rope 6 is tensioned by passing through the bottom template 2 and the back edge 5 from top to bottom in sequence on the adjacent sides, a resisting piece 61 on one end of the steel wire rope 6 is abutted against the lower end face of the back edge 5, the ring 62 on the other end is partially exposed out of the lower end of the back edge 5, the steel wire rope 6 is in a encircling routing shape, and a wedge (not shown) is driven into the ring 62 to enable the wedge to abut against the lower end face of the back edge 5, so that the steel wire rope 6 is fastened in a wedge driving mode, and the upper end face of the back edge 5 abuts against the lower end face of the bottom template 2. In this embodiment, the bottom form 2 is a wooden form. The protective layer cushion block 71 is a flexible cushion block, and the protective layer cushion block 71 is clamped between the bottom template 2 and the steel bar truss 1, so that an auxiliary supporting effect is achieved on the steel bar truss 1 on one hand, and the bottom template 2 can be protected from being damaged on the other hand. The back edge 5 in this embodiment may be a single member, and is abutted against the bottom template 2 without being fixedly connected, so as to facilitate the disassembly and reuse of the back edge 5. In other embodiments, when the turnover speed and the disassembly speed are convenient to increase, the back edge 5 can be fixedly connected to the bottom template 2 through welding or screw connection.
In the above embodiment, the steel bar truss 1 includes the vertical beam 11, the supporting beam 12, the first beam 13, the second beam 14 and the connecting steel bar 15 welded as a whole, two ends of the vertical beam 11 are welded with the end portion of the first beam 13 and the middle portion of the supporting beam 12, two ends of the supporting beam 12 are welded with the second beam 14, and the connecting steel bar 15 is welded on the vertical beam 11, the first beam 13 and the second beam 14, so as to ensure the overall structural stability of the steel bar truss 1. The plastic hose 7 is hung on the second beam 14, the protective layer cushion block 71 is arranged between the bottom template 2 and the second beam 14, the protective layer cushion block 71 is provided with a supporting notch 710, and the second beam 14 is erected in the supporting notch 710. The second cross beam 14, the bottom template 2, the plastic hose 7 and the back edge 5 are fastened together by using the steel wire rope 6, after concrete pouring is completed on the bottom template 2, the bottom template 2 and the back edge 5 can be removed, recycled and reused after the steel wire rope 6 is pulled out, and the plastic hose 7 is embedded in a floor slab formed by concrete and the steel bar truss 1, so that the cost is low, the installation and the disassembly are convenient, and the resource waste is saved.
The embodiment of the invention also provides a construction method of the assembled steel bar truss floor support plate combined structure, which comprises the following steps:
a. a retainer 61 is fastened to one end of the wire rope 6, and a loop 62 is wound around the other end, and an opening of the loop 62 is sealed by a fastener 63 to form a hole for driving a wedge.
b. The plastic hose 7 is hung on the steel bar truss 1, one end of the steel wire rope 6 with the ring 62 penetrates through the back edge 5, the bottom template 2 and the plastic hose 7 from bottom to top, then penetrates through the bottom template 2 and the back edge 5 from top to bottom in sequence on the adjacent sides, the steel wire rope 6 is tensioned, the resisting piece 61 on one end of the steel wire rope 6 is abutted against the lower end of the back edge 5, the ring 62 on the other end of the steel wire rope 6 is partially exposed out of the lower end of the back edge 5, and then a wedge is driven into the ring 62 on the steel wire rope 6 to tighten the steel wire rope 6, so that the wedge is firmly abutted against the lower end of the back edge 5, and the bottom template 2 and the steel bar truss 1 are fixed together to form the assembled steel bar truss.
c. The supporting beams 12 at two ends of the assembled steel bar truss 1 are fixedly arranged on steel beams (not shown) in a welding mode, adjacent bottom templates 2 on the assembled steel bar truss 1 are aligned and spliced, L-shaped steel pins are inserted and arranged in through holes on the side walls of two adjacent back ribs 5 at the butt joint position, the L-shaped steel pins are used for abutting against the L-shaped steel, the L-shaped steel is abutted against the lower surfaces of the butt joint positions of the two adjacent bottom templates 2, and the height of the butt joint edges of the two adjacent bottom templates 2 is equal.
d. And pouring concrete on the upper surface of the bottom template 2, after the concrete pouring is completed and the demolding standard is met, detaching the L-shaped steel pin and the L-shaped steel, knocking out a wedge sleeved in the ring 62 at the lower end of the back edge 5, and pulling a resisting piece 61 on one end of the steel wire rope 6 to draw out the steel wire rope 6, so as to detach the bottom template 2 and the back edge 5, thereby completing the construction of a poured floor slab.
In summary, the support 3 is installed on two adjacent back ridges 5 at the butt joint position between the adjacent bottom templates 2, and the support 3 is used to prop against the backing plate 4 on the lower surface of the adjacent bottom templates 2; when the concrete is poured on the bottom templates 2, as the backing plates 4 play a role in propping the two adjacent bottom templates 2, the butt joint parts between the adjacent bottom templates 2 can be mutually aligned and leveled after the bottom templates 2 bear the self gravity of the concrete, the flatness of the bottom surface of the floor after the pouring and the demolding is ensured, and the bottom templates 2 and the back edges 5 can be conveniently removed for recycling after the pouring is finished, so that the cost is saved.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (6)
1. The assembled steel bar truss floor support plate combined structure comprises a plurality of steel bar trusses and a bottom template, wherein the bottom template is detachably arranged at the lower end of each steel bar truss; the combined structure is characterized by further comprising a supporting piece and a backing plate, wherein a plurality of back ribs which are spaced from each other are arranged at the lower end of the bottom template, two adjacent bottom templates are spliced mutually, the supporting piece is arranged on each of the two adjacent back ribs at the splicing position, and the supporting piece abuts against the lower surface of the backing plate at the splicing position of the two adjacent bottom templates; the support piece is L-shaped, one end of the support piece is arranged on the back edge, and the other end of the support piece abuts against the backing plate; the support piece is an L-shaped steel pin, the back edge is square steel, two opposite through holes are formed in two opposite side walls of the back edge, and one end of the support piece is detachably and rotatably arranged in the through holes in a penetrating mode; the backing plate is L-shaped and comprises a transverse plate and a longitudinal plate which are connected into a whole, and the supporting piece abuts against the lower surfaces of the transverse plates and the lower surfaces of the two adjacent bottom templates; the combined structure also comprises a steel wire rope and a plastic hose; the steel wire rope is characterized in that a resisting piece is fixed at one end of the steel wire rope, the other end of the steel wire rope is wound to form a ring, an opening of the ring is sealed through a fastener, the plastic hose is hung on the steel bar truss in a surrounding mode, after the steel wire rope passes through the back edge, the bottom template and the plastic hose from bottom to top, the steel wire rope sequentially passes through the bottom template and the back edge from top to bottom on the adjacent side, the resisting piece is abutted to the lower end face of the back edge, the upper end face of the back edge is abutted to the bottom template, the ring is partially exposed at the lower end of the back edge, and a wedge is driven into the ring to enable the wedge to be abutted to the lower end face of the back edge.
2. The fabricated steel bar truss floor support plate assembly structure according to claim 1, wherein a plurality of the back ribs are uniformly distributed at the lower end of the bottom formwork in parallel with each other, and the length direction of the back ribs is parallel to the length direction of the steel bar truss.
3. The fabricated steel bar truss floor deck assembly structure of claim 1, wherein the inner sides of both ends of the plastic hose are provided with protective layer cushion blocks, and the protective layer cushion blocks are arranged between the bottom template and the steel bar truss.
4. The assembled steel bar truss floor support plate combined structure according to claim 3, wherein the steel bar truss comprises a vertical beam, a support beam, a first beam, a second beam and connecting steel bars which are welded into a whole, two ends of the vertical beam are respectively welded with the end part of the first beam and the middle part of the support beam, two ends of the support beam are welded with the second beam, the connecting steel bars are welded on the vertical beam, the first beam and the second beam, the plastic hose is hung on the second beam, and the protective layer cushion block is arranged between the bottom template and the second beam.
5. The fabricated steel bar truss floor support plate assembly structure of claim 4, wherein the protective layer cushion block is provided with a support notch, and the second cross beam is arranged in the support notch.
6. A method of constructing a fabricated steel bar truss floor deck assembly structure as defined in any one of claims 1 to 5, said method comprising the steps of:
a. one end of the steel wire rope is fastened with a resisting piece, the other end of the steel wire rope is wound into a ring, and the opening of the ring is sealed by a fastener;
b. a plastic hose is hung on the steel bar truss, one end of the steel wire rope with a ring penetrates through the back edge, the bottom template and the plastic hose from bottom to top, then penetrates through the bottom template and the back edge from top to bottom in sequence on the adjacent side, so that a resisting piece at one end of the steel wire rope is abutted against the lower end of the back edge, the ring part at the other end of the steel wire rope is exposed out of the lower end of the back edge, and a wedge is driven into the ring to enable the wedge to be abutted against the lower end of the back edge, so that the back edge, the bottom template and the steel bar truss are fixed together to form an assembled steel bar truss;
c. fixedly mounting two ends of a plurality of assembled steel bar trusses on a steel beam, oppositely splicing bottom templates on the assembled steel bar trusses, mounting L-shaped steel pins on two adjacent back edges at the oppositely spliced position, and propping an L-shaped backing plate by the L-shaped steel pins to enable the L-shaped backing plate to prop against the lower surfaces of the oppositely spliced positions of the two adjacent bottom templates;
d. and pouring concrete on the upper surface of the bottom template, after the concrete pouring is completed and the demolding standard is met, detaching the L-shaped steel pins and the L-shaped backing plates, knocking out wedges at the lower ends of the back edges, pulling a resisting piece at one end of the steel wire rope to draw out the steel wire rope, and detaching the bottom template and the back edges to finish the construction of the poured floor slab.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811438135.0A CN109469241B (en) | 2018-11-27 | 2018-11-27 | Assembled steel bar truss floor support plate combined structure and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811438135.0A CN109469241B (en) | 2018-11-27 | 2018-11-27 | Assembled steel bar truss floor support plate combined structure and construction method thereof |
Publications (2)
| Publication Number | Publication Date |
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| CN109469241A CN109469241A (en) | 2019-03-15 |
| CN109469241B true CN109469241B (en) | 2023-12-12 |
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| Application Number | Title | Priority Date | Filing Date |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000336746A (en) * | 1999-06-02 | 2000-12-05 | Okumura Corp | Concrete separate casting method of beam/floor and beam/ floor structure by concrete separate casting |
| JP5406398B1 (en) * | 2012-08-14 | 2014-02-05 | 株式会社ダクシンハウジング | Demolding deck |
| CN106760494A (en) * | 2016-12-17 | 2017-05-31 | 中建钢构有限公司 | One kind is exempted to support detachable steel bar truss floor support plate |
| CN107237437A (en) * | 2017-07-27 | 2017-10-10 | 安徽建工集团有限公司 | Combined type reinforced truss floor support plate and its construction method |
| CN209686686U (en) * | 2018-11-27 | 2019-11-26 | 中建钢构四川有限公司 | Type steel bar truss floor support plate composite structure |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2848750B1 (en) * | 2012-05-08 | 2017-07-12 | Kunshan Ecological Building Technology Co., Ltd | Method of casting in-situ steel wire mesh cement slab with spliced rack and suspended formwork |
-
2018
- 2018-11-27 CN CN201811438135.0A patent/CN109469241B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000336746A (en) * | 1999-06-02 | 2000-12-05 | Okumura Corp | Concrete separate casting method of beam/floor and beam/ floor structure by concrete separate casting |
| JP5406398B1 (en) * | 2012-08-14 | 2014-02-05 | 株式会社ダクシンハウジング | Demolding deck |
| CN106760494A (en) * | 2016-12-17 | 2017-05-31 | 中建钢构有限公司 | One kind is exempted to support detachable steel bar truss floor support plate |
| CN107237437A (en) * | 2017-07-27 | 2017-10-10 | 安徽建工集团有限公司 | Combined type reinforced truss floor support plate and its construction method |
| CN209686686U (en) * | 2018-11-27 | 2019-11-26 | 中建钢构四川有限公司 | Type steel bar truss floor support plate composite structure |
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| Publication number | Publication date |
|---|---|
| CN109469241A (en) | 2019-03-15 |
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