CN104763086A - Assembling self-bearing die of ribbed floor - Google Patents
Assembling self-bearing die of ribbed floor Download PDFInfo
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- CN104763086A CN104763086A CN201510061536.9A CN201510061536A CN104763086A CN 104763086 A CN104763086 A CN 104763086A CN 201510061536 A CN201510061536 A CN 201510061536A CN 104763086 A CN104763086 A CN 104763086A
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- reinforcing bar
- inner core
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- connecting piece
- bed die
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Abstract
The invention relates to an assembling self-bearing die of a ribber floor. The assembling self-bearing die comprises an inner core and an outer die, wherein the outer die comprises a bottom die, and a baffle arranged on the outer edge of the bottom die; the bottom die comprises a grid structure where multiple bottom die cavities are formed; the inner core is respectively arranged in each bottom die cavity, and a casting gap is retained between the baffle and the inner core and between the inner cores, and formed by the space surrounded by the baffle, the bottom die and the inner core; a steel bar truss structure is arranged on the bottom die and fixedly arranged in the casting space and comprises a planar grid structure, and steel bars crossing over the planar grid structure; the height of the inner core is less than that of the steel bar truss structure. The assembling self-bearing die is large in construction load bearing capacity, high in integral rigidity and good in anti-seismic property.
Description
Technical field
The present invention relates to building construction field, particularly relate to a kind of assembly type self-supporting mould of ribbed slab floor.
Background technology
In recent ten years, concrete ribbed beams superstructure is used widely in China's construction work.This house demolition has that building cover structure height is low, superstructure is from heavy and light, concrete cast-in-situ amount and amount of reinforcement is few, the construction period is fast, be suitable for the features such as longspan structure, therefore be widely used in how high-rise business and the public buildings such as megastore, exhibition hall, style shop, warehouse style building, library, underground structure, teaching building, office premises, be especially generally applied in the structure types of large space, large span, high Clearance requirement.
The form of waffle beam superstructure is mainly divided into two kinds, and one is cast-in-situ concrete waffle beam superstructure, and another kind is the cast-in-place and prefabricated waffle beam superstructure combined.Current use is cast-in-situ concrete waffle beam house demolition comparatively widely.Its typified form is mainly divided into releasable to have enough to meet the need template and light filling formula inner formword (non-disconnectable except).Ordinary reinforced concrete cast-in-situ beam slab structure construction exist workman's technical level require high, labour intensity is large, lumber consumption is many, beam section size easily produces deviation, poor seismic behavior, need to use full hall scaffold to prop up, produce a large amount of building waste, and it is shorter to there is fire resistance period, the problems such as anti-fire capability is poor.
Summary of the invention
Assembly type self-supporting mould provided by the invention has simple installation, and carrying working load ability is large, the performance that integral rigidity is large, anti-seismic performance is good.
For reaching this object, the present invention by the following technical solutions:
The assembly type self-supporting mould that the invention provides a kind of ribbed slab floor comprises inner core and external mold, and described external mold comprises bed die and is arranged on the outer peripheral baffle plate of bed die; Described bed die has network, is formed with multiple bed die cavity; Be respectively arranged with described inner core in each bed die cavity, leave gap of casting between described baffle plate and inner core and between inner core and inner core, the space that described baffle plate, bed die and inner core surround forms casting space; Described bed die is positioned at casting space internal fixtion and is provided with steel bar girder structure, and described steel bar girder structure comprises plane grid and intersects the reinforcing bar be located on plane grid, and the height of described inner core is less than the height of described steel bar girder structure.
Further technical scheme is, described bed die comprises angle steel with draw-in groove and U-shaped steel, described U-shaped steel end is connected in the draw-in groove on angle steel one side, another side of adjacent angle steel overlap mutually and form U-shaped structure, U-shaped structure dual-side is all connected with U-shaped steel, U-shaped steel and angle steel transverse and longitudinal are staggered into hollow frame structures, described plane grid is fixed on the side of angle steel overlap joint, and with angle steel length direction in the same way, described reinforcing bar includes upper reinforcing bar and the next reinforcing bar, described upper reinforcing bar and the next reinforcing bar be positioned at U-shaped steel upper end and with the U-shaped steel length direction of short in the same way, plane grid is located between upper reinforcing bar and the next reinforcing bar.
Further technical scheme is, the side that described angle steel overlaps is provided with installing hole, and described plane grid and reinforcing bar to be connected with installing hole by fastening devices and then to be fixed on described angle steel.
Further technical scheme is, described fastening devices comprises fixed connecting piece, described fixed connecting piece comprises arcuate body and is fixed on the junction plate of its both sides, described junction plate offers connecting hole, junction plate is located on screw rod by connecting hole, screw rod is for connecting the installing hole of described angle steel, and described arcuate body is for wrapping up reinforcing bar; Plane grid and reinforcing bar staggered place are all provided with fixed connecting piece, for fixing reinforcing bar and plane grid.
Further technical scheme is, described sub-installing hole is installed on bolt, and attaching nut one end is connected with bolt thread, other end connecting screw rod.
Further technical scheme is, described plane grid comprises stirrup and web member, and described web member has two, and described stirrup is welded between described web member.
Further technical scheme is, described fixed connecting piece is divided into the first fixed connecting piece established and the second fixed connecting piece relatively, and upper reinforcing bar is positioned at the web member top of upside and is fixed by the first fixed connecting piece; The next reinforcing bar is positioned at the web member bottom of downside and is fixed by the second fixed connecting piece; The junction plate of described second fixed connecting piece to be set up on attaching nut and is carried out Vertical dimension location by attaching nut.
Further technical scheme is, described inner core material adopts fly ash foam concrete.
Further technical scheme is, also comprises by wire gauze, and described wire gauze is arranged in steel bar girder structure, and after cast molding, steel bar girder structure, wire gauze and concrete form integrative-structure.
Beneficial effect of the present invention is:
1, the assembly type self-supporting mould carrying working load ability of ribbed slab floor of the present invention is large, and integral rigidity is large, anti-seismic performance good.
2, adopt the lower fly ash foam concrete of nonrecurring cost as disposable inner core, not only Appropriate application industrial waste, and improve the fire resistance of floor.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the assembly type self-supporting mould of the ribbed slab floor that the embodiment of the present invention provides;
Fig. 2 is the assembly type self-supporting mould structure schematic diagram of the ribbed slab floor that the embodiment of the present invention provides;
Fig. 3 is the structural representation of the bed die that the embodiment of the present invention provides;
Fig. 4 and Fig. 5 is the structural representation of the external mold that provides of the embodiment of the present invention and steel bar girder structure;
Fig. 6 is the partial enlarged drawing of part A in Fig. 5;
Fig. 7 is the front view of the plane grid that the embodiment of the present invention provides;
Fig. 8 is the structural representation of the fixed connecting piece that the embodiment of the present invention provides;
In figure:
1-inner core; 2-angle steel; 3-U shaped steel; 4-reinforcing bar; 5-plane grid; 6-baffle plate; 7-fixed connecting piece; 8-screw rod; 9-attaching nut; 10-casting space; 11-wire gauze; 51-web member; 52-stirrup; 71-arcuate body; 72-junction plate.
Detailed description of the invention
Technical scheme of the present invention is further illustrated by detailed description of the invention below in conjunction with accompanying drawing.
As depicted in figs. 1 and 2, the assembly type self-supporting mould that the invention provides a kind of ribbed slab floor comprises inner core 1 and external mold, and described external mold comprises bed die and is arranged on the outer peripheral baffle plate 6 of bed die; Described bed die has network, is formed with multiple bed die cavity; Be respectively arranged with described inner core 1 in each bed die cavity, leave gap of casting between described baffle plate 6 and inner core 1 and between inner core 1 and inner core 1, the space that described baffle plate 6, bed die and inner core 1 surround forms casting space 10; Described bed die is positioned at casting space 10 internal fixtion and is provided with steel bar girder structure, and described steel bar girder structure comprises plane grid 5 and intersects the reinforcing bar 4 be located on plane grid 5, and the height of described inner core 1 is less than the height of described steel bar girder structure.During casting, concrete casting is to casting space 10 until concrete covers steel bar girder structure completely, and after cast molding, steel bar girder structure and concrete form integrative-structure.Also comprise by wire gauze 11, described wire gauze 11 is arranged in steel bar girder structure, and after cast molding, steel bar girder structure, wire gauze 11 and concrete form integrative-structure.Wire gauze 11 and steel bar girder structure, for reinforcing ribbed slab floor, strengthen its rigidity.
Bed die simultaneously in reference Fig. 3-Fig. 6 the application is self assembling type, described bed die comprises angle steel 2 with draw-in groove and U-shaped steel 3, described U-shaped steel 3 end is connected in the draw-in groove on angle steel 2 one side, another side of adjacent angle steel 2 overlap mutually and form U-shaped structure, U-shaped structure dual-side is all connected with U-shaped steel 3, U-shaped steel 3 and angle steel 2 transverse and longitudinal are staggered into hollow frame structures, described plane grid 5 is fixed on the side of angle steel 2 overlap joint, and with angle steel 2 length direction in the same way, described reinforcing bar 4 includes upper reinforcing bar 4 and the next reinforcing bar 4, described upper reinforcing bar 4 and the next reinforcing bar 4 be positioned at U-shaped steel 3 upper end and with short U-shaped steel 3 length direction in the same way, plane grid 5 is located between upper reinforcing bar 4 and the next reinforcing bar 4.The draw-in groove of angle steel 2 adopts clod wash machine-shaping.
Fix in order to plane grid 5 and reinforcing bar 4 are carried out position, the side that described angle steel 2 overlaps is provided with installing hole, and installing hole is installed on bolt, and described attaching nut 9 one end is connected with bolt thread, other end connecting screw rod 8.The side that adjacent two angle steel 2 overlap is fixed together by bolt, forms supporting surface.Described plane grid 5 and reinforcing bar 4 are coordinated by fastening devices and the screw rod 8 on installing hole, and then are fixed on described angle steel 2.Described installing hole is many groups, and often group installing hole includes the sub-installing hole being no less than four.Namely often organize screw rod 8 and be no less than 4.
As shown in Figure 7, described fastening devices includes fixed connecting piece 7, described fixed connecting piece 7 comprises arcuate body 71 and is fixed on the junction plate 72 of its both sides, described junction plate 72 offers connecting hole, junction plate 72 is located on screw rod 8 by connecting hole, described arcuate body 71 is for wrapping up reinforcing bar 4, and plane grid 5 and reinforcing bar 4 staggered place are all provided with fixed connecting piece 7.
As shown in Figure 8, described plane grid 5 comprises stirrup 52 and web member 51, and described web member 51 has two, and described stirrup 52 is welded between described web member 51.
Described fixed connecting piece is divided into the first fixed connecting piece established and the second fixed connecting piece relatively, and upper reinforcing bar is positioned at the web member top of upside and is fixed by the first fixed connecting piece; The next reinforcing bar is positioned at the web member bottom of downside and is fixed by the second fixed connecting piece; The junction plate 72 of described second fixed connecting piece to be set up on attaching nut 9 and is carried out Vertical dimension location by attaching nut 9.Upper and lower fixed connecting piece includes two, is arranged in the left and right sides of plane grid 5, positions plane grid 5.
Preferably, described inner core 1 material adopts fly ash foam concrete.Adopt the lower fly ash foam concrete of nonrecurring cost as disposable inner core 1, not only Appropriate application industrial waste, and improve the fire resistance of floor.
The cast processing step of ribbed slab floor of the application is:
(1) bed die is assembled;
(2) be fixed on angle steel 2 by plane grid 5, fixing reinforcing bar 4 and plane grid 5, complete the assembling of steel bar girder structure and fix;
(3) inner core 1, wire gauze and baffle plate 6 is placed;
(4) concrete casting covers steel bar girder structure completely to casting space 10 to concrete, after cast molding, and steel bar girder structure, wire gauze and concrete form integrative-structure;
(5) bed die and baffle plate 6 is taken off;
(6) bed die and baffle plate 6 reuse.
Below know-why of the present invention is described in conjunction with specific embodiments.These describe just in order to explain principle of the present invention, and can not be interpreted as limiting the scope of the invention by any way.Based on explanation herein, those skilled in the art does not need to pay performing creative labour can associate other detailed description of the invention of the present invention, and these modes all will fall within protection scope of the present invention.
Claims (9)
1. an assembly type self-supporting mould for ribbed slab floor, is characterized in that: comprise inner core (1) and external mold, and described external mold comprises bed die and is arranged on the outer peripheral baffle plate of bed die (6); Described bed die has network, is formed with multiple bed die cavity; Described inner core (1) is respectively arranged with in each bed die cavity, leave gap of casting between described baffle plate (6) and inner core (1) and between inner core (1) and inner core (1), the space that described baffle plate (6), bed die and inner core (1) surround forms casting space (10); Described bed die is positioned at casting space (10) internal fixtion and is provided with steel bar girder structure, described steel bar girder structure comprises plane grid (5) and intersection and is located in reinforcing bar (4) on plane grid (5), and the height of described inner core (1) is less than the height of described steel bar girder structure.
2. the assembly type self-supporting mould of ribbed slab floor according to claim 1, it is characterized in that: described bed die comprises angle steel (2) with draw-in groove and U-shaped steel (3), described U-shaped steel (3) end is connected in the draw-in groove on angle steel (2) side, another side of adjacent angle steel (2) overlaps mutually and forms U-shaped structure, U-shaped structure dual-side is all connected with U-shaped steel (3), U-shaped steel (3) and angle steel (2) transverse and longitudinal are staggered into hollow frame structures, described plane grid (5) is fixed on the side that angle steel (2) overlaps, and with angle steel (2) length direction in the same way, described reinforcing bar (4) includes upper reinforcing bar and the next reinforcing bar, described upper reinforcing bar and the next reinforcing bar be positioned at U-shaped steel (3) upper end and with the U-shaped steel of short (3) length direction in the same way, plane grid (5) is located between upper reinforcing bar and the next reinforcing bar.
3. the assembly type self-supporting mould of ribbed slab floor according to claim 2, it is characterized in that: on the side that described angle steel (2) overlaps, be provided with installing hole, described plane grid (5) and reinforcing bar (4) to be connected with installing hole by fastening devices and then to be fixed on described angle steel (2).
4. the assembly type self-supporting mould of ribbed slab floor according to claim 3, it is characterized in that: described fastening devices comprises fixed connecting piece (7), described fixed connecting piece (7) comprises arcuate body (71) and is fixed on the junction plate (72) of its both sides, (72) offer connecting hole to described junction plate, junction plate (72) is located on screw rod (8) by connecting hole, screw rod is for connecting the installing hole of described angle steel (2), and described arcuate body (71) is for wrapping up reinforcing bar (4); Plane grid (5) and reinforcing bar (4) staggered place are all provided with fixed connecting piece (7), for fixing reinforcing bar (4) and plane grid (5).
5. the assembly type self-supporting mould of ribbed slab floor according to claim 4, is characterized in that: described installing hole is installed on bolt, and attaching nut (9) one end is connected with bolt thread, other end connecting screw rod (8).
6. the assembly type self-supporting mould of ribbed slab floor according to claim 5, it is characterized in that: described plane grid (5) comprises stirrup (52) and web member (51), described web member (51) has two, and described stirrup (52) is welded between described web member (51).
7. the assembly type self-supporting mould of ribbed slab floor according to claim 6, it is characterized in that: described fixed connecting piece is divided into the first fixed connecting piece established and the second fixed connecting piece relatively, and upper reinforcing bar is positioned at the web member top of upside and is fixed by the first fixed connecting piece; The next reinforcing bar is positioned at the web member bottom of downside and is fixed by the second fixed connecting piece; The junction plate (72) of described second fixed connecting piece is set up attaching nut (9) upper and carry out Vertical dimension location by attaching nut (9).
8. ribbed slab floor according to claim 1 assembly type self-supporting mould and, it is characterized in that: described inner core (1) material adopt fly ash foam concrete.
9. the assembly type self-supporting mould of ribbed slab floor according to claim 1, it is characterized in that: also comprise by wire gauze (11), described wire gauze (11) is arranged in steel bar girder structure, after cast molding, steel bar girder structure, wire gauze (11) and concrete form integrative-structure.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510061536.9A CN104763086B (en) | 2015-02-05 | 2015-02-05 | A kind of assembly type self-supporting mould of rib floor |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510061536.9A CN104763086B (en) | 2015-02-05 | 2015-02-05 | A kind of assembly type self-supporting mould of rib floor |
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| CN104763086A true CN104763086A (en) | 2015-07-08 |
| CN104763086B CN104763086B (en) | 2017-11-03 |
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| CN106013455A (en) * | 2016-06-24 | 2016-10-12 | 东南大学 | Prefabricated combination reinforcement cage member and reinforcement arrangement assembling method thereof |
| CN106013454A (en) * | 2016-06-24 | 2016-10-12 | 东南大学 | Building based on large-space structure body and freestanding type external envelope structure as well as construction method |
| CN106284990A (en) * | 2016-08-05 | 2017-01-04 | 王清 | A kind of central island prefabricated Cavity structural member of force type cavity building roof |
| CN107842145A (en) * | 2017-12-07 | 2018-03-27 | 阿博建材（昆山）有限公司 | A kind of card article hoop, card article truss assembly and its assembly method |
| CN108442594A (en) * | 2018-03-23 | 2018-08-24 | 昆山生态屋建筑技术有限公司 | A kind of thin floor and its construction technology |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105952062A (en) * | 2016-06-24 | 2016-09-21 | 东南大学 | Prefabricated floor slab reinforcement cage member, floor slab, member assembling method and floor slab construction method |
| CN106013455A (en) * | 2016-06-24 | 2016-10-12 | 东南大学 | Prefabricated combination reinforcement cage member and reinforcement arrangement assembling method thereof |
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| CN106284990A (en) * | 2016-08-05 | 2017-01-04 | 王清 | A kind of central island prefabricated Cavity structural member of force type cavity building roof |
| CN107842145A (en) * | 2017-12-07 | 2018-03-27 | 阿博建材（昆山）有限公司 | A kind of card article hoop, card article truss assembly and its assembly method |
| CN108442594A (en) * | 2018-03-23 | 2018-08-24 | 昆山生态屋建筑技术有限公司 | A kind of thin floor and its construction technology |
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|---|---|
| CN104763086B (en) | 2017-11-03 |
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