CN107023078A - Assemble cast-in-place combined type superposed box mesh-beam floor system and construction method - Google Patents

Assemble cast-in-place combined type superposed box mesh-beam floor system and construction method Download PDF

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Publication number
CN107023078A
CN107023078A CN201710173692.3A CN201710173692A CN107023078A CN 107023078 A CN107023078 A CN 107023078A CN 201710173692 A CN201710173692 A CN 201710173692A CN 107023078 A CN107023078 A CN 107023078A
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CN
China
Prior art keywords
plate
girt strip
superposed box
prefabricated
superposed
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Granted
Application number
CN201710173692.3A
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Chinese (zh)
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CN107023078B (en
Inventor
吴金兴
吴晓斌
吴晓峰
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SHENZHEN FUTIAN JIANAN CONSTRUCTION GROUP Co Ltd
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SHENZHEN FUTIAN JIANAN CONSTRUCTION GROUP Co Ltd
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Priority to CN201710173692.3A priority Critical patent/CN107023078B/en
Publication of CN107023078A publication Critical patent/CN107023078A/en
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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/342Structures covering a large free area, whether open-sided or not, e.g. hangars, halls
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B5/00Floors; Floor construction with regard to insulation; Connections specially adapted therefor
    • E04B5/16Load-carrying floor structures wholly or partly cast or similarly formed in situ
    • E04B5/17Floor structures partly formed in situ

Abstract

The present invention relates to the cast-in-place combined type superposed box mesh-beam floor system of one kind assembling, mainly including superposed box, girt strip, pull bar, tightening latch, shearing groove, girt strip prefabricated board, binding prestress reinforcement, rib post, hangs muscle etc..Superposed box side plate, bottom plate and top plate are lifted after being assembled in place when the cast-in-place combined type superposed box mesh-beam floor system of assembling of the present invention is constructed, girt strip sets the prefabricated panel and top sealing plate through multiple casings, binding prestress reinforcement is set inside girt strip, ensure girt strip bulk strength, whole work progress is simple to operate, consequently facilitating construction and management, with preferable economic technology benefit.

Description

Assemble cast-in-place combined type superposed box mesh-beam floor system and construction method
Technical field
The present invention relates to a kind of combined type superposed box mesh-beam floor system, more particularly to a kind of cast-in-place combined type superposed box net of assembling Beam superstructure, belongs to room and builds field.
Background technology
Raising with people to large space demand, mesh-beam floor system structure can realize large span, large space, beam slab height It is identical, and non-prestressed form can reach 33m spans, construction matched template is smooth simple, saves, casing monomer split quality Gently, be readily transported and combine installation, construction technology is simply beneficial to shorten construction period, because of it from heavy and light, high capacity, may be selected Larger structure height formation beam slab compound section, the seismic force then produced from heavy and light is smaller, therefore its anti-seismic performance is good, overall Rigidity is very big, deflection deformation, corner deformation very little, more much smaller than common floor to the twisting action of superstructure side bar, nowadays business Field, library, underground garage, teaching building, office building, athletic training shop etc., large span, the building of large space are more and more, adopt Requirement can not be met with traditional in-situ reinforced concrete slab, and the combination cast-in-place mesh-beam floor system structure of superposed box is as a kind of new Type structure, have construction matched template be smooth, simple, saving, casing monomer split light weight, be readily transported and combine installation, The advantages of construction technology is simple.
But connectivity is not very strong between the adjacent superposed box side wall of traditional form of construction work, is easily caused the hair of edge joint position seepage It is raw.Simultaneously occur when girt strip is poured superposed box wall deformation, destruction and cause material, artificial waste.
In consideration of it, in order to overcome the shortcomings of the prior art, urgently inventing a kind of simple and effective cast-in-place combination of assembling Formula superposed box mesh-beam floor system and construction method, the construction quality and construction for improving the cast-in-place combined type superposed box mesh-beam floor system of assembling are imitated Rate.
The content of the invention
It is an object of the invention to improve the cast-in-place combined type superposed box mesh-beam floor system form of construction work of tradition assembling, adjacent overlapping The technical problem such as connection integrity is not strong between the wall of case side, improve the construction quality of the cast-in-place combined type superposed box mesh-beam floor system of assembling with Efficiency of construction.
To achieve the above object, present invention employs following technical scheme:
Assemble cast-in-place combined type superposed box mesh-beam floor system, including superposed box, girt strip, pull bar, tightening latch, shearing groove, girt strip are pre- The prefabricated top sealing plate of bottom plate processed, girt strip, binding prestress reinforcement, rib post, hangs muscle and occlusal crib;The bottom plate of the superposed box is adopted with side plate Connected with tightening latch, side plate top sets straight screw sleeve to be connected with top plate using tightening latch;The girt strip bottom is prefabricated provided with girt strip Bottom plate, top is provided with the prefabricated top sealing plate of girt strip, and inside is provided with binding prestress reinforcement, and girt strip prefabricated panel is provided with hangs muscle, girt strip Prefabricated top sealing plate is provided with grout hole.
The bottom plate two ends of superposed box are raised provided with concrete, and lobed interior is provided with recessed provided with bottom plate in the middle part of tightening latch hole, bottom plate Rib post is provided with groove, bottom plate groove, side plate bottom is provided with tightening latch hole, and bottom plate is connected with side plate by tightening latch;It is provided with the top of side plate Pre-buried straight screw sleeve, top plate is provided with shearing groove and dew muscle shearing groove, and top plate two ends are raised provided with concrete, and lobed interior is provided with Rib post is set in tightening latch hole, shearing groove, top plate is connected with side plate by tightening latch.
The rib column bottom is placed in bottom plate groove, and top is placed in shearing groove, and middle part is arranged with multiple straight thread sets Cylinder, straight screw sleeve is provided with pull bar.
Described pull bar one end is conical one end mantle fiber, and conical end is placed on side plate, and the other end is placed in straight screw sleeve On.
It is connected on the outside of girt strip prefabricated panel and the prefabricated top sealing plate of girt strip provided with occlusal crib with superposed box shearing tooth, bottom plate Hangs muscle is provided with, hangs muscle is two drop shot muscle, a long hangs muscles, and drop shot muscle is placed on the principal rod of superposed box bottom, and long hangs muscle is put In on the principal rod of superposed box top.
Twice binding prestress reinforcement is provided with inside girt strip.
Girt strip prefabricated panel and the prefabricated top sealing plate of girt strip vertically and horizontally 2 or 3 superposed boxes will be connected as entirety, and girt strip is prefabricated The prefabricated top sealing plate of bottom plate, girt strip, stringer board and transverse slat intersection reinforcing steel bars exposed, during construction after pour.
Overlapping upper box part has poured concrete, and upper reinforcement is placed in the dew muscle shearing groove on top plate.
A kind of construction method for assembling cast-in-place combined type superposed box mesh-beam floor system, comprises the following steps:
1) superposed box makes:Bottom plate, top plate, the side plate of superposed box are made in factory according to design drawing;
2) superposed box is installed:Assembling superposed box, bottom plate is placed on level land, is connected side plate with bottom plate using tightening latch, Rib post is subsequently placed with, rib post surrounding is screwed on pull bar surrounding and fixed, finally covered top plate, be connected top plate with side plate using tightening latch;
3) girt strip prefabricated panel is placed:Girt strip prefabricated panel, stringer board and transverse slat intersection reinforcing bar are accurately placed according to unwrapping wire It is exposed;
4) superposed box is lifted:Superposed box is lifted to by precalculated position using tower crane;
5) superposed box is connected with girt strip prefabricated panel:Superposed box and girt strip prefabricated panel position are checked, makes cutting for superposed box Power tooth is engaged fixation with the occlusal crib of girt strip prefabricated panel, and bending hangs muscle makes the principal rod of hangs muscle and superposed box hang connection;
6) binding prestress reinforcement is set:Rib beam steel bar colligation is spaced 1~2 meter in the middle part of girt strip and sets to bond after finishing in advance should Power muscle;
7) the prefabricated top sealing plate of girt strip is placed:The prefabricated top sealing plate of girt strip, the occlusal crib of the prefabricated top sealing plate of girt strip are placed by drawing It is connected with the shearing tooth of superposed box;
8) concreting:By the grout hole on the prefabricated top sealing plate of girt strip to the vibrated concrete that is in the milk inside girt strip.
The characteristics of present invention has following and beneficial effect:
(1) in place, simplified form of construction work is lifted after superposed box side plate, top plate, bottom plate are assembled at the construction field (site).
(2) side plate of superposed box is connected with bottom plate, top plate with tightening latch, mortar leakage prevention, and inside sets rib post and pull bar, is prevented Only superposed box deforms in concreting process.
(3) superposed box is connected with girt strip using the hangs muscle of girt strip prefabricated panel, and girt strip sets the prefabricated top plate of girt strip, it is ensured that rib Beam strength and stability.
Brief description of the drawings
Fig. 1 is the cast-in-place combined type superposed box mesh-beam floor system schematic diagram of present invention assembling;
Fig. 2 is combined type superposed box schematic diagram;
Fig. 3 is combined type superposed box stereogram;
Fig. 4 is the prefabricated top slab connecting structure schematic diagram of girt strip;
Wherein:1. the rib post of 7. pull bar of superposed box 2. top plate, 3. bottom plate, 4. side plate, 5. tightening latch, 6. straight screw sleeve 8. 9. shear the prefabricated bottom of girt strip of 14. girt strip of the principal rod 11. of the groove 10. shearing tooth 12. dew muscle shearing groove of bottom plate groove 13. 15. The prefabricated girt strip prefabricated board cage bar 21. of 19. grout hole of top sealing plate 20. of the girt strip of 16. binding prestress reinforcement of plate, 17. hangs muscle 18. The stringer board of 22. transverse slat of occlusal crib 23..
Embodiment
Formwork erection technical requirements, concrete pouring construction technical requirements, Reinforcement binding technique requirement etc., the present invention is no longer Tired to state, emphasis illustrates that the present invention relates to the embodiment of structure.
Fig. 1 is the cast-in-place combined type superposed box mesh-beam floor system of present invention assembling and construction method structural representation, is assembled cast-in-place Combined type superposed box mesh-beam floor system, superposed box camera-lucida base plate thickness is 80mm, and camera-lucida top plate thickness is 120mm, superposed box side wall For thin-walled, thickness is 10mm, superposed box height 450mm.Girt strip width 100mm, pull bar are the iron of bottom pyramidal, conical lower portion Diameter 50mm, bar footpath 10mm, tightening latch diameter 5mm coordinate 6mm internal diameters nut, shearing groove depth for 30mm, square width 55mm, Girt strip prefabricated panel thickness of slab 10mm, the prefabricated top sealing plate thickness of slab 10mm of girt strip, length are respectively three superposed box width, binding prestress Muscle diameter 18mm, rib post are wooden square bar, hem width 50mm, top placement diameter 12mm straight screw sleeves, hangs muscle diameter 18mm;Reveal muscle shearing groove deep 20mm, hem width 50mm, bottom plate is provided with bottom plate groove 30mm, and square width 50mm, girt strip is prefabricated Top sealing plate is provided with diameter 60mm grout holes.
It is connected on the outside of the prefabricated top sealing plate of girt strip prefabricated panel, girt strip provided with occlusal crib and superposed box shearing tooth, bottom plate Hangs muscle hangs muscle diameter 18mm is provided with, hangs muscle is 2 drop shot muscle length 300mm, hangs muscle length 600mm one long, and drop shot muscle is put In principal rod diameter 28mm on the principal rod of superposed box bottom, long hangs muscle is placed at the top of superposed box on principal rod.
Fig. 2 is combined type superposed box schematic diagram, and Fig. 3 is combined type superposed box stereogram, the superposed box bottom as shown in Fig. 2~3 Plate two ends are raised provided with concrete, raised high 15mm, and lobed interior is provided with recessed provided with bottom plate in the middle part of tightening latch hole, aperture 6mm, bottom plate Rib post is provided with groove deep 20mm, hem width 52mm, groove, rib post is wooden square bar, and hem width 50mm, side plate bottom is provided with bolt Rod aperture, aperture 6mm, bottom plate is connected with side plate by tightening latch 5;Pre-buried straight screw sleeve, internal diameter 6mm, top plate are provided with the top of side plate Provided with shearing groove and dew muscle shearing groove, shearing groove depth is 30mm, square width 55mm, dew muscle shearing groove deep 20mm, side Last layer reinforcing bar can be set in wide 50mm, dew muscle shearing groove, top plate two ends are raised provided with concrete, and lobed interior is provided with tightening latch hole, Shear and rib post is set in groove, top plate is connected with side plate by tightening latch.Rib column bottom is placed in bottom plate groove, and top is placed in top plate and cut In power groove, middle part is arranged with 4 diameter 12mm straight screw sleeve, and straight screw sleeve is provided with diameter 10mm pull bar.
Fig. 4 is the prefabricated top slab connecting structure schematic diagram of girt strip, as shown in Figure 4 the prefabricated top sealing plate of girt strip prefabricated panel, girt strip Vertically and horizontally 3 superposed boxes it will be connected as outside entirety, the prefabricated top sealing plate stringer board of girt strip prefabricated panel, girt strip, transverse slat intersection reinforcing bar Dew, during construction after pour.
The present invention also provides a kind of construction method for assembling cast-in-place combined type superposed box mesh-beam floor system, comprises the following steps:
1) superposed box 1 makes:Bottom plate 3, top plate 2, the side plate 4 of superposed box 1 are made in factory according to design drawing.
2) superposed box 1 is installed:Assembling superposed box 1, bottom plate 3 is placed on level land, using tightening latch 5 by side plate 4 and bottom plate 4 Connection, is subsequently placed with rib post 8, the surrounding of rib post 8 is screwed on the surrounding of pull bar 7 and fixed, and finally covers top plate 2, using tightening latch 5 by top plate 2 It is connected with side plate 4.
3) girt strip prefabricated panel 15 is placed:Girt strip prefabricated panel 15 is accurately placed according to unwrapping wire, stringer board 23, transverse slat 22 have a common boundary Locate reinforcing bar exposed.
4) superposed box 1 is lifted:Superposed box 1 is lifted to by precalculated position using tower crane.
5) superposed box 1 is connected with girt strip prefabricated panel 15:Superposed box 1 and the position of girt strip prefabricated panel 15 are checked, makes overlapping The shearing tooth 11 of case is engaged fixation with the occlusal crib 21 of girt strip prefabricated panel 15, and bending hangs muscle 17 makes hangs muscle and the stress of superposed box 1 The suspension connection of muscle 10.
6) binding prestress reinforcement 16 is set:The reinforcing bar colligation of girt strip 14 is viscous in 1~2 meter of the interval setting of the middle part of girt strip 14 after finishing Tie presstressed reinforcing steel 16.
7) the prefabricated top sealing plate 18 of girt strip is placed:Prefabricated top sealing plate 18, occlusal crib 21 and the overlapping of top sealing plate are placed by drawing The shearing tooth 11 of case 1 is connected.
8) concreting:By the grout hole 19 on prefabricated top sealing plate 18 to the vibrated concrete that is in the milk inside girt strip 14.

Claims (9)

1. the cast-in-place combined type superposed box mesh-beam floor system of one kind assembling, it is characterised in that including superposed box (1), girt strip (14), pull bar (7), tightening latch (5), shearing groove (9), girt strip prefabricated panel (15), the prefabricated top sealing plate of girt strip (18), binding prestress reinforcement (16), rib Post (8), hangs muscle (17) and occlusal crib (21);The bottom plate (3) of the superposed box (1) is connected with side plate (4) using tightening latch (5), side Plate (4) top sets straight screw sleeve (6) to be connected with top plate (2) using tightening latch (5);Girt strip (14) bottom is pre- provided with girt strip Bottom plate (15) processed, top is provided with the prefabricated top sealing plate of girt strip (18), and inside is provided with binding prestress reinforcement (16), girt strip prefabricated panel (15) hangs muscle (17) is provided with, the prefabricated top sealing plate of girt strip (18) is provided with grout hole (19).
2. the cast-in-place combined type superposed box mesh-beam floor system of assembling according to claim 1, it is characterised in that:Superposed box (1) Bottom plate (3) two ends are raised provided with concrete, and lobed interior, which is provided with the middle part of tightening latch hole, bottom plate (3), is provided with bottom plate groove (12), bottom plate Rib post (8) is provided with groove (12), side plate (4) bottom is provided with tightening latch hole, and bottom plate (3) is connected with side plate (4) by tightening latch (5); Pre-buried straight screw sleeve (6) is provided with the top of side plate (4), top plate (2) is provided with shearing groove (9) and dew muscle shearing groove (13), top plate (2) Two ends are raised provided with concrete, and lobed interior, which is provided with tightening latch hole, shearing groove (9), sets rib post (8), top plate (2) and side plate (4) Connected by tightening latch (5).
3. the cast-in-place combined type superposed box mesh-beam floor system of assembling according to claim 1, it is characterised in that:The rib post (8) Bottom is placed in bottom plate groove (12), and top is placed in shearing groove (9), and middle part is arranged with multiple straight screw sleeves (6), straight spiral shell Line sleeve (6) is provided with pull bar (7).
4. the cast-in-place combined type superposed box mesh-beam floor system of assembling according to claim 1, it is characterised in that:The pull bar (7) One end is conical one end mantle fiber, and conical end is placed on side plate (4), and the other end is placed on straight screw sleeve (6).
5. the cast-in-place combined type superposed box mesh-beam floor system of assembling according to claim 1, it is characterised in that:Girt strip prefabricated panel (15) and on the outside of the prefabricated top sealing plate of girt strip (18) provided with occlusal crib (21) it is connected with superposed box shearing tooth (11), bottom plate (3) Hangs muscle (17) is provided with, hangs muscle (17) is two drop shot muscle, a long hangs muscles, and drop shot muscle is placed in superposed box (1) bottom principal rod (10) on, long hangs muscle is placed at the top of superposed box (1) on principal rod (10).
6. the cast-in-place combined type superposed box mesh-beam floor system of assembling according to claim 1, it is characterised in that:Girt strip (14) is internal Provided with twice binding prestress reinforcement (16).
7. the cast-in-place combined type superposed box mesh-beam floor system of assembling according to claim 1, it is characterised in that:Girt strip prefabricated panel (15) and the prefabricated top sealing plate of girt strip (18) vertically and horizontally 2 or 3 superposed boxes (1) will be connected as entirety, girt strip prefabricated panel (15), The prefabricated top sealing plate of girt strip (18), stringer board (23) and transverse slat (22) intersection reinforcing steel bars exposed, during construction after pour.
8. the cast-in-place combined type superposed box mesh-beam floor system of assembling according to claim 1, it is characterised in that:On superposed box (1) Portion has poured concrete, and upper reinforcement is placed in the dew muscle shearing groove (13) on top plate (2).
9. a kind of construction method for assembling cast-in-place combined type superposed box mesh-beam floor system, it is characterised in that comprise the following steps:
1) superposed box (1) makes:Bottom plate (3), top plate (2), the side plate (4) of superposed box (1) are made in factory according to design drawing;
2) superposed box (1) is installed:Assembling superposed box (1), bottom plate (3) is placed on level land, using tightening latch (5) by side plate (4) It is connected with bottom plate (3), is subsequently placed with rib post (8), rib post (8) surrounding is screwed on pull bar (7) surrounding and fixed, and finally covers top plate (2), Top plate (2) is connected with side plate (4) using tightening latch (5);
3) girt strip prefabricated panel (15) is placed:Girt strip prefabricated panel (15), stringer board (23) and transverse slat are accurately placed according to unwrapping wire (22) intersection reinforcing bar is exposed;
4) superposed box (1) is lifted:Superposed box (1) is lifted to by precalculated position using tower crane;
5) superposed box (1) is connected with girt strip prefabricated panel (15):Superposed box (1) and girt strip prefabricated panel (15) position are checked, is made The shearing tooth (11) of superposed box is engaged fixation with the occlusal crib (21) of girt strip prefabricated panel (15), and bending hangs muscle (17) makes hangs muscle (17) it is connected with principal rod (10) suspension of superposed box (1);
6) binding prestress reinforcement (16) is set:1~2 meter of the interval setting in the middle part of girt strip (14) after girt strip (14) reinforcing bar colligation is finished Binding prestress reinforcement (16);
7) the prefabricated top sealing plate of girt strip (18) is placed:The prefabricated top sealing plate of girt strip (18), the prefabricated top sealing plate of girt strip (18) are placed by drawing The shearing tooth (11) of occlusal crib (21) and superposed box (1) be connected;
8) concreting:Vibrated by the grout hole (19) on the prefabricated top sealing plate of girt strip (18) to grouting inside girt strip (14) mixed Solidifying soil.
CN201710173692.3A 2017-03-22 2017-03-22 Assembled cast-in-situ combined type superposed box net beam floor and construction method Active CN107023078B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111576708A (en) * 2020-04-23 2020-08-25 北京天源建筑工程有限责任公司 Assembly box floor structure and construction process thereof

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1702252A (en) * 2005-06-17 2005-11-30 李克翔 Method for processing concrete mesh-beam floor system
CN1773049A (en) * 2004-11-12 2006-05-17 李克翔 Concrete superimposed structural component box
CN201850687U (en) * 2010-11-17 2011-06-01 山东鸿泰建设集团有限公司 Ribbed cast-in-situ reinforced concrete floor slab box mold
CN203514593U (en) * 2013-07-26 2014-04-02 王本淼 Combined meshed box-shaped component for cast-in-place hollow floor pore forming

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1773049A (en) * 2004-11-12 2006-05-17 李克翔 Concrete superimposed structural component box
CN1702252A (en) * 2005-06-17 2005-11-30 李克翔 Method for processing concrete mesh-beam floor system
CN201850687U (en) * 2010-11-17 2011-06-01 山东鸿泰建设集团有限公司 Ribbed cast-in-situ reinforced concrete floor slab box mold
CN203514593U (en) * 2013-07-26 2014-04-02 王本淼 Combined meshed box-shaped component for cast-in-place hollow floor pore forming

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111576708A (en) * 2020-04-23 2020-08-25 北京天源建筑工程有限责任公司 Assembly box floor structure and construction process thereof

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