CN115977294A - Truss reinforced concrete laminated slab and construction method - Google Patents
Truss reinforced concrete laminated slab and construction method Download PDFInfo
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- CN115977294A CN115977294A CN202211693272.5A CN202211693272A CN115977294A CN 115977294 A CN115977294 A CN 115977294A CN 202211693272 A CN202211693272 A CN 202211693272A CN 115977294 A CN115977294 A CN 115977294A
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- 239000011150 reinforced concrete Substances 0.000 title claims abstract description 105
- 238000010276 construction Methods 0.000 title claims abstract description 29
- 239000002131 composite material Substances 0.000 claims abstract description 70
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 39
- 239000010959 steel Substances 0.000 claims abstract description 39
- 238000009434 installation Methods 0.000 claims abstract description 26
- 238000007493 shaping process Methods 0.000 claims description 19
- 238000000034 method Methods 0.000 claims description 9
- 239000006260 foam Substances 0.000 claims description 8
- 239000002390 adhesive tape Substances 0.000 claims description 7
- 239000004567 concrete Substances 0.000 claims description 7
- 239000004746 geotextile Substances 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 239000004744 fabric Substances 0.000 claims description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000002023 wood Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000004873 anchoring Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
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Abstract
The invention relates to a truss reinforced concrete composite slab and a construction method thereof. The adjustable top of triangular supports frame upper portion installation holds in the palm, adjustable top holds in the palm upper portion and sets up the height adjustment supporting shoe and adjusts the square timber height, square timber top support truss reinforced concrete superimposed sheet, truss reinforced concrete superimposed sheet middle part sets up design support rack and supports, design support rack lower part sets up channel steel track, walking wheel and end crossbeam, set up the head tree on the end crossbeam, head tree top installation crossbeam, set up adjustable top on the top crossbeam and hold in the palm, height adjustment supporting shoe and square timber support truss reinforced concrete superimposed sheet. The invention aims at the construction method of the truss reinforced concrete laminated plate structure, effectively reduces the engineering cost, accelerates the construction speed, and can obtain better technical and economic benefits when being applied to the actual engineering.
Description
Technical Field
The invention belongs to the field of civil engineering, and particularly relates to a truss reinforced concrete composite slab and a construction method thereof, which are suitable for construction of the truss reinforced concrete composite slab structure.
Background
With the great advocated on the fabricated building in China, the truss reinforced concrete composite slab is widely applied. The composite steel truss reinforced concrete slab consists of a truss reinforced concrete composite slab, studs and steel beams, and has the advantages of excellent mechanical property, high construction speed, high industrialization degree and the like. The truss reinforced composite slab composite beam is an important stress and force transmission component in an assembled structure, and can transmit load to a vertical stress component while bearing vertical load transmitted by a floor. The traditional construction of the truss reinforced concrete composite slab has the defects of difficult guarantee of construction quality, low construction efficiency and the like.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides a truss reinforced concrete composite slab and a construction method.
This kind of truss reinforced concrete superimposed sheet structure includes: the device comprises a floor slab, a shaping support rack, a wall body, a triangular support frame, an adjustable jacking, square wood, a truss reinforced concrete composite slab and a channel steel track; a wall body is arranged on the floor slab, a triangular support frame is arranged on the wall body, an adjustable jacking is arranged at the upper part of the triangular support frame, and the upper part of the adjustable jacking is connected with the end part of the reinforced concrete composite slab of the square wood support truss through a height adjusting support block; the steel channel rails are further mounted on the floor slab, the middle part of the truss reinforced concrete composite slab is supported through a shaping support rack, and the lower part of the shaping support rack is used for supporting the truss reinforced concrete composite slab through an adjustable jacking, a height adjusting support block and a square timber through a walking wheel connecting groove and the steel rail shaping support rack top; the joint of the truss reinforced concrete composite slab is provided with a disassembly-free supporting plate and post-cast micro-expansion concrete, the upper part of the joint of the truss reinforced concrete composite slab is provided with a top supporting plate, the lower part of the disassembly-free supporting plate is provided with a lower supporting plate, and the upper part of the truss reinforced concrete composite slab is provided with a pipeline.
Preferably, the method comprises the following steps: the shaping support rack further comprises a bottom cross beam, a main stand column and a top cross beam, the main stand column is arranged on the bottom cross beam, the top cross beam is arranged above the main stand column, and the adjustable top support, the height adjusting support block and the square timber are sequentially arranged on the top cross beam.
Preferably, the method comprises the following steps: a lower supporting plate is arranged at the lower part of the disassembly-free supporting plate, a foam adhesive tape is arranged between the lower supporting plate and the joint position of the truss reinforced concrete composite slab, and a supporting batten and a bottom supporting plate are arranged at the lower part of the lower supporting plate; there is also a screw, one end of which is fixed to the top support plate and the other end of which is fixed to the bottom support plate.
Preferably, the method comprises the following steps: still including the hoisting support of borduring that is used for the hoist and mount of truss reinforced concrete superimposed sheet, the hoisting support upper portion of borduring is equipped with rings and main hanging beam, and main hanging beam below is equipped with vice hanging beam, and vice hanging beam below is connected with a bottom supporting beam through winch and wire rope, and when truss reinforced concrete superimposed sheet placed on a bottom supporting beam, truss reinforced concrete superimposed sheet end was equipped with geotechnological cloth and fixing clip, and the hoisting support outside of borduring is equipped with the rubber curtain.
Preferably, the method comprises the following steps: the pipeline installation fixing frame is used for installing a pipeline on the upper portion of the truss reinforced concrete composite slab, a reserved opening of a water pipe is formed in the upper portion of the pipeline installation fixing frame, an outer ring supporting plate and a horizontal supporting plate are arranged in the middle of the pipeline installation fixing frame, a pipeline supporting frame is arranged below the horizontal supporting plate, and the pipeline supporting frame is matched with the pipeline in size.
Preferably, the method comprises the following steps: a steel bottom die and a steel side die are erected at the connecting position of the truss reinforced concrete composite slab on a wall body, and foam adhesive tapes are arranged on the steel bottom die and the steel side die.
Preferably, the method comprises the following steps: the movable safety protection frame is arranged above the truss reinforced concrete composite slab, the traveling wheels are arranged on the lower portion of the movable safety protection frame, and the distribution beam, the protection frame and the safety net are arranged on the upper portion of the movable safety protection frame.
The construction method of the truss reinforced concrete laminated slab structure comprises the following steps:
step one, wall construction: performing wall construction on the floor slab; installing a steel rail;
step two, wall body support frame construction: installing a triangular support frame on the wall body, and installing an adjustable jacking, a height adjusting support block and square timbers on the upper part of the triangular support frame;
step three, installing a shaping support rack: the lower part of the shaping support rack is provided with a travelling wheel, and the upper part of the shaping support rack is provided with an adjustable jacking, a height adjusting support block and square timber;
step four, hoisting the truss reinforced concrete composite slab: hoisting the truss reinforced concrete composite slab through the edge-covered hoisting support, and arranging a movable safety protection frame above the air opening of the non-installation structure of the truss reinforced concrete composite slab to protect the air opening;
step five, seam treatment: the joint of the truss reinforced concrete composite slab is supported by a non-dismantling support plate, post-cast micro-expansion concrete is cast on the upper part of the non-dismantling support plate, and the joint of the truss reinforced concrete composite slab and the wall is cast through a steel bottom die and a steel side die;
step six, pipeline installation and floor slab construction: and installing a pipeline on the upper part of the truss reinforced concrete composite slab through the pipeline installation fixing frame, and then constructing an upper floor slab structure.
Preferably, in step four: when the truss reinforced concrete composite slab is hoisted, the end of the truss reinforced concrete composite slab is protected by the geotextile and the fixing clip, and the rubber curtain is installed outside the edge-covered hoisting support.
The invention has the beneficial effects that:
1) The truss reinforced concrete composite slab is supported by the shaping support rack, so that the mounting construction efficiency of the truss reinforced concrete composite slab is improved;
2) The truss reinforced concrete composite slab is hoisted by adopting the edge-covered hoisting support, and is protected by the geotextile and the fixing clip, and the rubber curtain is arranged outside the edge-covered hoisting support 2, so that the damage of the truss reinforced concrete composite slab in the hoisting process is reduced;
3) The pipeline installation fixing frame is adopted to accurately position the pipeline installation position, so that the phenomenon that the pipeline is damaged by extrusion is reduced;
4) And the movable safety protection frame is adopted to carry out safety protection on the empty opening, so that the safety of the truss reinforced concrete composite slab in the construction process is improved.
Drawings
FIG. 1 is a structural view of a truss reinforced concrete composite slab;
FIG. 2 is a construction view of a lifting structure of the truss reinforced concrete composite slab;
FIG. 3 is a structural view illustrating a joint treatment of a reinforced concrete composite truss slab;
FIG. 4 is a connection structure view of the truss reinforced concrete composite slab;
FIG. 5 is a view of the structure of the pipe installation fixture;
FIG. 6 is a cross-sectional view of the fixture for mounting a pipeline;
fig. 7 is a diagram of a movable safety guard structure.
In the figure: 1, a floor slab; 2, a bottom cross beam; 3, shaping a support rack; 4, a wall body; 5, a main upright post; 6, a triangular support frame; 7, a top beam; 8, adjustable jacking; 9, truss reinforced concrete superimposed sheet; 10, adjusting the supporting block in height; 11, square wood; 12, a steel backing plate; 13, channel steel rails; 14, a travelling wheel; 15, a bottom support beam; 16, fixing the card; 17, geotextile; 18, a rubber curtain; 19, a steel wire rope; 20, lifting the winch; 21, a secondary hanging beam; 22, a main hoisting beam; 23, a hoisting ring; 24, hoisting the bracket by wrapping; 25, a hook; 26, a bottom support plate; 27, a screw; 28, supporting battens; 29, a lower support plate; 30, foam tape; 31, post-pouring micro-expansion concrete; 32, anchoring the bolts; 33, a top support plate; 34, a disassembly-free support plate; 35, a steel bottom die; 36, post-cast joints; 37, a steel side die; 38, a pipeline; 39, a pipe support frame; 40, a bolt; 41, a water pipe; 42, an outer ring support plate; 43, a horizontal support plate; 44, mounting and fixing the pipeline; 45, a safety net; 46, a protective frame; 47, movable safety protection frames; 48, distribution beam.
Detailed Description
The present invention will be further described with reference to the following examples. The following examples are set forth merely to aid in the understanding of the invention. It should be noted that, for a person skilled in the art, several modifications can be made to the invention without departing from the principle of the invention, and these modifications and modifications also fall within the protection scope of the claims of the present invention.
Example one
As an embodiment, as shown in fig. 1 to 7, the truss reinforced concrete composite slab structure mainly includes a floor slab 1, a shaped support rack 3, a wall 4, a triangular support frame 6, an adjustable top support 8, a square timber 11, and a truss reinforced concrete composite slab 9.
A wall 4 is installed on a floor 1, a triangular support frame 6 is installed on the wall 4, an adjustable jacking 8 is installed on the upper portion of the triangular support frame 6, a height adjusting support block 10 is arranged on the upper portion of the adjustable jacking 8 to adjust the height of a square timber 11, and the end portion of a truss reinforced concrete laminated slab 9 is supported above the square timber 11; still install channel-section steel track 13 on floor 1, truss reinforced concrete superimposed sheet 9 middle part sets up design support rack 3 and supports, 3 lower parts of design support rack set up, walking wheel 14 and end cross beam 2, set up head tree 5 on 3 lower parts of design support rack are through walking wheel 14 spread groove steel track 13 end cross beam 2, head tree 5 top installation top crossbeam 7, set up adjustable top on the top crossbeam 7 and hold in the palm 8, height adjustment supporting shoe 10 and square timber 11 support truss reinforced concrete superimposed sheet 9.
The joint of the truss reinforced concrete composite slab 9 is supported by a disassembly-free support plate 34, the upper part of the joint of the truss reinforced concrete composite slab 9 is provided with a top support plate 33, the lower part of the truss reinforced concrete composite slab 9 is connected with a screw rod 27, the upper part of the disassembly-free support plate 34 is poured with post-pouring micro-expansion concrete 31, the lower part of the disassembly-free support plate 34 is provided with a lower support plate 29, a foam adhesive tape 30 is arranged between the joint of the lower support plate 29 and the truss reinforced concrete composite slab 9, the lower part of the lower support plate 29 is provided with a support batten 28 and a bottom support plate 26 for fixing, one end of the screw rod 27 is fixed on the top support plate 33, and the other end of the screw rod 27 is fixed on the bottom support plate 26.
Truss reinforced concrete superimposed sheet 9 hoists through bordure hoisting support 24, 24 upper portions of bordure hoisting support set up rings 23 and main hanging beam 22, main hanging beam 22 below sets up vice hanging beam 21, vice hanging beam 21 below sets up lifting hoist 20 and wire rope 19 and hoists truss reinforced concrete superimposed sheet 9, vice hanging beam 21 below sets up bottom sprag roof beam 15 and supports truss reinforced concrete superimposed sheet 9, truss reinforced concrete superimposed sheet 9 end sets up geotechnological cloth 17 and fixing clip 16 and protects, 24 outsides of borduring hoisting support set up rubber curtain 18.
The upper pipeline 38 of the truss reinforced concrete composite slab 9 is installed and positioned through a pipeline installation fixing frame 44, a reserved opening of a water pipe 41 is formed in the upper portion of the pipeline installation fixing frame 44, an outer ring supporting plate 42 and a horizontal supporting plate 43 are arranged in the middle of the pipeline installation fixing frame 44, and a pipeline supporting frame 39 is arranged on the horizontal supporting plate 43 to fix the installation position of the pipeline 38.
A steel bottom die 35 and a steel side die 37 are arranged at the connecting position of the truss reinforced concrete composite slab 9 on the wall 4 for template installation, and foam adhesive tapes 30 are arranged on the steel bottom die 35 and the steel side die 37.
A movable safety protection frame 47 is arranged above an empty opening of an unmounted structure of the truss reinforced concrete composite slab 9 to protect the empty opening, walking wheels 14 are arranged on the lower portion of the movable safety protection frame 47, and a distribution beam 48, a protection frame 46 and a safety net 45 are arranged on the upper portion of the movable safety protection frame 47.
Example two
As another embodiment, the construction method of the truss reinforced concrete laminated slab structure in the first embodiment includes the following steps:
step one, wall construction: constructing a wall 4 on the floor slab 1; installing a steel rail 13;
step two, wall body support frame construction: a triangular support frame 6 is arranged on the wall 4, and an adjustable jacking 8, a height adjusting support block 10 and a square timber 11 are arranged at the upper part of the triangular support frame 6;
step three, installing a shaping support rack: the lower part of the shaping support rack 3 is provided with a walking wheel 14 and a bottom beam 2, and the upper part is provided with an adjustable jacking 8, a height adjusting support block 10 and a square timber 11;
step four, hoisting the truss reinforced concrete composite slab: the truss reinforced concrete composite slab 9 is hoisted through a bound hoisting support 24, the end of the truss reinforced concrete composite slab 9 is provided with a geotextile 17 and a fixing clamp 16 for protection, a rubber curtain 18 is installed outside the bound hoisting support 24, and the truss reinforced concrete composite slab 9 is provided with a movable safety protection frame 47 above an empty opening of a non-installed structure for protecting the empty opening;
step five, seam treatment of the truss reinforced concrete composite slab: the joint of the truss reinforced concrete composite slab 9 is supported by a non-dismantling support plate 34, post-pouring micro-expansion concrete 31 is poured on the upper part of the non-dismantling support plate 34, a steel bottom die 35 and a steel side die 37 are arranged at the connecting position of the truss reinforced concrete composite slab 9 on the wall 4 for template installation, and foam adhesive tapes 30 are arranged on the steel bottom die 35 and the steel side die 37; then pouring a post-cast joint 36;
step six, pipeline installation: the upper part of the truss reinforced concrete composite slab 9 is used for installing and positioning the pipeline 38 through a pipeline installation fixing frame 44, and the upper part of the pipeline installation fixing frame 44 is provided with a reserved opening of the water pipe 41;
step seven, floor construction: and (5) carrying out structural construction on the floor slab 1 above the truss reinforced concrete composite slab 9.
Claims (9)
1. A truss reinforced concrete composite slab structure, comprising: the device comprises a floor (1), a shaping support rack (3), a wall (4), a triangular support frame (6), an adjustable top support (8), square timbers (11), a truss reinforced concrete laminated slab (9) and a channel steel rail (13); a wall (4) is installed on the floor (1), a triangular support frame (6) is installed on the wall (4), an adjustable jacking support (8) is installed on the upper portion of the triangular support frame (6), and the upper portion of the adjustable jacking support (8) supports the end portion of the truss reinforced concrete composite slab (9) through a height adjusting support block (10) and a square timber (11); the floor (1) is also provided with a channel steel track (13), the middle part of the truss reinforced concrete composite slab (9) is supported by a shaping support rack (3), the lower part of the shaping support rack (3) is connected with the top of the shaping support rack (3) through a walking wheel (14) and a channel steel track (13), and the truss reinforced concrete composite slab (9) is supported by an adjustable jacking (8), a height adjusting support block (10) and a square timber (11); a disassembly-free supporting plate (34) and post-poured micro-expansion concrete (31) are arranged at the joint of the truss reinforced concrete laminated slab (9), a top supporting plate (33) is arranged at the upper part of the joint of the truss reinforced concrete laminated slab (9), a lower supporting plate (29) is arranged at the lower part of the disassembly-free supporting plate (34), and a pipeline (38) is arranged at the upper part of the truss reinforced concrete laminated slab (9).
2. The truss reinforced concrete laminated slab structure according to claim 1, wherein: design support rack (3) still include end crossbeam (2), head tree (5) and top crossbeam (7), and head tree (5) set up on end crossbeam (2), and install in head tree (5) top crossbeam (7), and adjustable top holds in the palm (8), height adjustment supporting shoe (10) and square timber (11) and set gradually on top crossbeam (7).
3. The truss reinforced concrete laminated slab structure according to claim 1, wherein: a lower supporting plate (29) is arranged at the lower part of the disassembly-free supporting plate (34), a foam adhesive tape (30) is arranged between the lower supporting plate (29) and the joint position of the truss reinforced concrete laminated slab (9), and a supporting batten (28) and a bottom supporting plate (26) are arranged at the lower part of the lower supporting plate (29); there is also a screw (27), the screw (27) being fixed at one end to the top support plate (33) and at the other end to the bottom support plate (26).
4. The laminated truss reinforced concrete slab structure as claimed in claim 1, wherein: still including bordure hoisting support (24) that is used for hoist and mount of truss reinforced concrete superimposed sheet (9), bordure hoisting support (24) upper portion is equipped with rings (23) and main hanging beam (22), main hanging beam (22) below is equipped with vice hanging beam (21), vice hanging beam (21) below is connected with a bottom supporting beam (15) through hoist engine (20) and wire rope (19), when placing on a bottom supporting beam (15) truss reinforced concrete superimposed sheet (9), truss reinforced concrete superimposed sheet (9) end is equipped with geotechnological cloth (17) and fixing clip (16), it is equipped with rubber curtain (18) to bordure hoisting support (24) outside.
5. The laminated truss reinforced concrete slab structure as claimed in claim 1, wherein: still have pipeline installation mount (44) that is used for installing pipeline (38) on truss reinforced concrete superimposed sheet (9) upper portion, pipeline installation mount (44) upper portion is equipped with the reservation mouth of water pipe (41), and pipeline installation mount (44) middle part is equipped with outer lane backup pad (42) and horizontal support board (43), and horizontal support board (43) below is equipped with pipeline support frame (39), and the size of pipeline support frame (39) and pipeline (38) matches.
6. The laminated truss reinforced concrete slab structure as claimed in claim 1, wherein: a steel bottom die (35) and a steel side die (37) are supported at the connecting position of the truss reinforced concrete composite slab (9) on the wall body (4), and foam adhesive tapes (30) are arranged on the steel bottom die (35) and the steel side die (37).
7. The laminated truss reinforced concrete slab structure as claimed in claim 1, wherein: a movable safety protection frame (47) is arranged above the truss reinforced concrete composite slab (9), walking wheels (14) are arranged on the lower portion of the movable safety protection frame (47), and a distribution beam (48), a protection frame (46) and a safety net (45) are arranged on the upper portion of the movable safety protection frame (47).
8. A method of constructing a laminated truss reinforced concrete slab structure as claimed in any one of claims 1 to 7 including the steps of:
step one, wall construction: constructing a wall body (4) on the floor slab (1); mounting a channel steel rail (13);
step two, wall body support frame construction: a triangular support frame (6) is arranged on the wall body (4), and an adjustable jacking support (8), a height adjusting support block (10) and a square timber (11) are arranged at the upper part of the triangular support frame (6);
step three, installing a shaping support rack: the lower part of the shaping support rack (3) is provided with a walking wheel (14), and the upper part of the shaping support rack (3) is provided with an adjustable jacking (8), a height adjusting support block (10) and a square timber (11);
step four, hoisting the truss reinforced concrete composite slab: hoisting the truss reinforced concrete composite slab (9) through the edge-covered hoisting support (24), and arranging a movable safety protection frame (47) above the empty opening of the uninstalled structure of the truss reinforced concrete composite slab (9) to protect the empty opening;
step five, seam treatment: the joint of the truss reinforced concrete composite slab (9) is supported by a non-dismantling support plate (34), post-cast micro-expansion concrete (31) is poured on the upper part of the non-dismantling support plate (34), and a post-cast joint (36) is poured at the connecting position of the truss reinforced concrete composite slab (9) and the wall body (4) through a steel bottom die (35) and a steel side die (37);
step six, pipeline installation and floor construction: and (3) installing the pipeline (38) on the upper part of the truss reinforced concrete composite slab (9) through a pipeline installation fixing frame (44), and then constructing the upper floor slab (1) structure.
9. The construction method of the truss reinforced concrete laminated slab structure according to claim 8, wherein the step four is: when the truss reinforced concrete composite slab (9) is hoisted, the end of the truss reinforced concrete composite slab (9) is provided with the geotextile (17) and the fixing clamp (16) for protection, and the rubber curtain (18) is installed on the outer side of the edge-covering hoisting support (24).
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| CN202211693272.5A CN115977294A (en) | 2022-12-28 | 2022-12-28 | Truss reinforced concrete laminated slab and construction method |
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| CN202211693272.5A CN115977294A (en) | 2022-12-28 | 2022-12-28 | Truss reinforced concrete laminated slab and construction method |
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| CN115367609A (en) * | 2022-07-12 | 2022-11-22 | 五冶集团上海有限公司 | Hoisting method of disassembly-free template for floor slab |
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