CN104847045A - Precast integral casting #-shaped floor structure - Google Patents
Precast integral casting #-shaped floor structure Download PDFInfo
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- CN104847045A CN104847045A CN201510237619.9A CN201510237619A CN104847045A CN 104847045 A CN104847045 A CN 104847045A CN 201510237619 A CN201510237619 A CN 201510237619A CN 104847045 A CN104847045 A CN 104847045A
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Abstract
The invention relates to a precast integral casting #-shaped floor structure. The precast integral casting #-shaped floor structure comprises a precast laminated secondary beam precast part, a precast laminated frame beam precast part, a precast laminated plate precast part and a laminated cast-in-situ structure. The precast laminated secondary beam precast part and the precast laminated frame beam precast part are in #-shaped and orthogonal arrangement. The precast laminated plate precast part is arranged on the precast laminated secondary beam precast part and the precast laminated frame beam precast part. The laminated cast-in-situ structure is casted on the precast laminated secondary beam precast part, the precast laminated frame beam precast part and the precast laminated plate precast part. The precast integral casting #-shaped floor structure has the advantages of being light and compact in structure, simple and quick in construction, capable of saving labors and materials, low in cost and the like.
Description
Technical field
The present invention relates to a kind of building unit, be specifically related to a kind of integral precast groined type building cover structure, belong to construction engineering technical field.
Background technology
Groined slab floor, close rib building roof, arch without beam have the little advantage of deck-molding, relatively be suitable for the lower building floor of floor height, but for the groined type such as groined slab floor, close rib building roof superstructure because it is for common superstructure, although it is stressed rationally, deck-molding is also little, but the quantity of beam is more, the external surface area of beam is larger, cause the formwork workload of concrete cast-in-situ structure larger, so there is kind of way to be adopt to bury light filling thing Substitute For Partial underground without the concrete of stressed demand in the beam surrounding of groined type superstructure at present, then install horizontal shuttering by arch without beam.But this kind of way, its price of light filling thing buried underground exceedes alternative concrete, and process of burying underground comparatively bothers, also the problems such as floating, off normal may be produced during concreting, neither be very desirable, and the floor of common arch without beam is thicker, arrangement of reinforcement is more, dead load is comparatively large, and the stressed complexity of floor, be unfavorable for structural seismic.
Current industrialization of construction industry has become the only way of construction industry development, and concrete prefabricated production capacity and the existing significantly lifting of mechanized construction ability, adopt prefabricated units to make groined type building cover structure thus and there is good exploitativeness.
Therefore, for solving the problems of the technologies described above, the necessary integral precast groined type building cover structure providing a kind of innovation, to overcome described defect of the prior art.
Summary of the invention
For solving the problem, the object of the present invention is to provide a kind of light structure, construction simple and fast, saving artificial and material and the low integral precast groined type building cover structure of cost.
For achieving the above object, the technical scheme that the present invention takes is: a kind of integral precast groined type building cover structure, and it comprises prefabricated superimposed secondary beam prefabricated units, the beam prefabricated component of prefabricated composite frame, prefabricated superimposed sheet prefabricated units and superimposed cast-in-place structural; Wherein, described prefabricated superimposed secondary beam prefabricated units and the beam prefabricated component of prefabricated composite frame are groined type arrangement, and the setting that intersects vertically; Described prefabricated superimposed sheet prefabricated units are positioned on prefabricated superimposed secondary beam prefabricated units and the beam prefabricated component of prefabricated composite frame; Described superimposed cast-in-place structural is built on prefabricated superimposed secondary beam prefabricated units, the beam prefabricated component of prefabricated composite frame, prefabricated superimposed sheet prefabricated units.
Integral precast groined type building cover structure of the present invention is set to further: the first connection reinforcing bar that described prefabricated superimposed secondary beam prefabricated units comprise some prefabricated secondary beam sections and described some prefabricated secondary beam sections are connected in series successively; Wherein, built time beam stirrup in described prefabricated secondary beam section, prefabricated secondary beam section is exposed on the top of described beam stirrup; The top bilateral symmetry of described prefabricated secondary beam section is provided with the first right angle type breach, and this right angle type breach extends along the bearing of trend of prefabricated secondary beam section; The centre position, end of described prefabricated secondary beam section is provided with the first groove.
Integral precast groined type building cover structure of the present invention is set to further: be provided with one first opening between adjacent two prefabricated secondary beam sections, and the length of described first opening equals the width of prefabricated secondary beam section.
Integral precast groined type building cover structure of the present invention is set to further: the width of described first right angle type breach is 20mm, is highly 15mm; The cross section of described first groove is antiparallelogram shape.
Integral precast groined type building cover structure of the present invention is set to further: prefabricated secondary beam section is extended at the described first two ends being communicated with reinforcing bar, and forms the first extension section.
Integral precast groined type building cover structure of the present invention is set to further: the second connection reinforcing bar that the beam prefabricated component of described prefabricated composite frame comprises some prefabricated frame sections of setting a roof beam in place and described some prefabricated frame sections of setting a roof beam in place is connected in series successively; Wherein, built Vierendeel girder stirrup in the described prefabricated frame section of setting a roof beam in place, the prefabricated frame section of setting a roof beam in place is exposed on the top of described Vierendeel girder stirrup, and bottom is built in the prefabricated frame section of setting a roof beam in place; The top bilateral symmetry of the described prefabricated frame section of setting a roof beam in place is provided with the second right angle type breach, and this right angle type breach extends along the bearing of trend of the prefabricated frame section of setting a roof beam in place; The centre position, end of the described prefabricated frame section of setting a roof beam in place is provided with the second groove.
Integral precast groined type building cover structure of the present invention is set to further: be provided with one second opening between the two adjacent prefabricated frame sections of setting a roof beam in place, and the length of described second opening equals the width of prefabricated secondary beam section.
Integral precast groined type building cover structure of the present invention is set to further: the width of described second right angle type breach is 20mm, is highly 15mm; The cross section of described second groove is antiparallelogram shape.
Integral precast groined type building cover structure of the present invention is set to further: the prefabricated frame section of setting a roof beam in place is extended at the described second two ends being communicated with reinforcing bar, and forms the second extension section.
Integral precast groined type building cover structure of the present invention is also set to: the cross section of the described prefabricated frame section of setting a roof beam in place is concave shape structure.
Compared with prior art, the present invention has following beneficial effect:
1. the prefabricated superimposed secondary beam of integral precast groined type building cover structure of the present invention and the prefabricated laminated frame prefabricated units structure of setting a roof beam in place is simple, is convenient to production and processing.
2. the prefabricated superimposed secondary beam of integral precast groined type building cover structure of the present invention and prefabricated laminated frame are set a roof beam in place and to be communicated with across interior all precast beam section bottom reinforcement barses at a post, thus by the integral hoisting of prefabricated units, Liang Liang arranges at the mutual vertical interlaced of opening part, the maximization that so can not only realize structural beams is prefabricated, the bar connecting workload of effective minimizing job site, and effectively can carry out do mechanization operation.
3. the right angle type breach that the precast beam section end face longitudinal corner of integral precast groined type building cover structure of the present invention is symmetrical can with the imbricate of prefabricated superimposed sheet pre-erection of splicing, effectively avoid staying seam between beam and plate, and spillage problem during concreting, constructability operates.
4. the precast beam section of integral precast groined type building cover structure of the present invention leaves width each other and equals the opening with the precast beam section width of described precast beam section square crossing, the Prefabricated superposed beam prefabricated units arranged crosswise of convenient vertical direction with it, groove is left in centre position, precast beam section end simultaneously, after opening concreting, shear connector can be formed, to improve the shear resistant capacity of groined type building roof beam crossover sites.
5. integral precast groined type building cover structure of the present invention is by lifting operation and special mould bases, the rapid-assembling of the superimposed weir of groined type building cover structure can be realized, shelve the beam prefabricated component of prefabricated composite frame again, namely last casting beams girder connection, bean column node and beam, plate overlapping layers concrete can form intersecting parallels building cover structure.Thus, structure is not only light and handy, and also eliminate filler, constructing operation simple and fast, cost is low.
6. the designing and calculating of integral precast groined type building cover structure of the present invention, and constructing operation all can perform by current specifications requirement, can carry out structure acceptance smoothly, avoids a lot of new technology and the inconsistent problems caused of existing code requirement.
7. integral precast groined type building cover structure of the present invention is by outside installing dedicated templates and supporting at beam infall, does not need to use other template, reduces the artificial and mold materials of formwork thus in a large number, effectively cost-saving.
8. the prefabricated laminated frame of integral precast groined type building cover structure of the present invention is set a roof beam in place and is adopted concave shape structure, under the prerequisite meeting working load effect, effectively can alleviate the weight of Vierendeel girder, so facilitate mechanical hoisting operation.
Accompanying drawing explanation
Fig. 1 is the plan view of integral precast groined type building cover structure of the present invention.
Fig. 2 is the sectional drawing along A-A in Fig. 1.
Fig. 3 is the structural representation of the prefabricated superimposed secondary beam prefabricated units in Fig. 1.
Fig. 4 is the sectional drawing along B-B in Fig. 3.
Fig. 5 is the structural representation of the beam prefabricated component of prefabricated composite frame in Fig. 1.
Fig. 6 is the sectional drawing along C-C in Fig. 5.
Fig. 7 is the schematic diagram at position of intersecting vertically between prefabricated superimposed secondary beam prefabricated units.
Fig. 8 is the schematic diagram at position of intersecting vertically between prefabricated superimposed secondary beam prefabricated units and the beam prefabricated component of prefabricated composite frame.
Detailed description of the invention
Refer to shown in Figure of description 1 to accompanying drawing 8, the present invention is a kind of integral precast groined type building cover structure, and it is made up of a few parts such as prefabricated superimposed secondary beam prefabricated units 1, the beam prefabricated component of prefabricated composite frame 2, prefabricated superimposed sheet prefabricated units 3 and superimposed cast-in-place structurals 4.
Wherein, described prefabricated superimposed secondary beam prefabricated units 1 and the arrangement in groined type of the beam prefabricated component 2 of prefabricated composite frame, and the setting that intersects vertically.Described prefabricated superimposed sheet prefabricated units 3 are positioned over prefabricated superimposed secondary beam prefabricated units 1 with on the beam prefabricated component 2 of prefabricated composite frame.Described superimposed cast-in-place structural 4 is built on prefabricated superimposed secondary beam prefabricated units 1, the beam prefabricated component of prefabricated composite frame 2, prefabricated superimposed sheet prefabricated units 3.
Further, described prefabricated superimposed secondary beam prefabricated units 1 comprise some prefabricated secondary beam sections 11 and described some prefabricated secondary beam sections 11 are connected in series successively first be communicated with reinforcing bar 12.Wherein, built time beam stirrup 13 in described prefabricated secondary beam section 11, prefabricated secondary beam section 11 is exposed on the top of described beam stirrup 13.
The top bilateral symmetry of described prefabricated secondary beam section 11 is provided with the first right angle type breach 14, and this right angle type breach 14 extends along the bearing of trend of prefabricated secondary beam section 11, and its width is 20mm, is highly 15mm.The centre position, end of described prefabricated secondary beam section 11 is provided with the first groove 15, and the cross section of this first groove 15 is antiparallelogram shape.
Be provided with one first opening 16 between adjacent two prefabricated secondary beam sections 11, the length of described first opening 16 equals the width of prefabricated secondary beam section 11.
Prefabricated secondary beam section 11 is extended at described first two ends being communicated with reinforcing bar 12, and forms the first extension section 121.
The beam prefabricated component of described prefabricated composite frame 2 by some prefabricated frame sections of setting a roof beam in place 21 and described some prefabricated frame sections of setting a roof beam in place 21 are connected in series successively second be communicated with reinforcing bar 22 form.Wherein, built Vierendeel girder stirrup 23 in the described prefabricated frame section of setting a roof beam in place 21, the prefabricated frame section of setting a roof beam in place 21 is exposed on the top of described Vierendeel girder stirrup 23, and bottom is built in the prefabricated frame section of setting a roof beam in place 21.
The top bilateral symmetry of the described prefabricated frame section of setting a roof beam in place 21 is provided with the second right angle type breach 24, and this right angle type breach 24 extends along the bearing of trend of the prefabricated frame section of setting a roof beam in place 21, and its width is 20mm, is highly 15mm.Described second right angle type breach 24 and the first right angle type breach 14 are shelved with described prefabricated superimposed sheet prefabricated units 3.
The centre position, end of the described prefabricated frame section of setting a roof beam in place 21 is provided with the second groove 25, and the cross section of this second groove 25 is antiparallelogram shape.The cross section of the described prefabricated frame section of setting a roof beam in place 21 is concave shape structure, and it can be convenient to fill superimposed cast-in-place structural 4.Be provided with one second opening 26 between the two adjacent prefabricated frame sections of setting a roof beam in place 21, the length of described second opening 26 equals the width of prefabricated secondary beam section 11.
The prefabricated frame section of setting a roof beam in place 21 is extended at described second two ends being communicated with reinforcing bar 22, and forms the second extension section 221.
Above detailed description of the invention is only the preferred embodiment of this creation, and not in order to limit this creation, any amendment made within all spirit in this creation and principle, equivalent replacement, improvement etc., within the protection domain that all should be included in this creation.
Claims (10)
1. an integral precast groined type building cover structure, is characterized in that: comprise prefabricated superimposed secondary beam prefabricated units, the beam prefabricated component of prefabricated composite frame, prefabricated superimposed sheet prefabricated units and superimposed cast-in-place structural; Wherein, described prefabricated superimposed secondary beam prefabricated units and the beam prefabricated component of prefabricated composite frame are groined type arrangement, and the setting that intersects vertically; Described prefabricated superimposed sheet prefabricated units are positioned on prefabricated superimposed secondary beam prefabricated units and the beam prefabricated component of prefabricated composite frame; Described superimposed cast-in-place structural is built on prefabricated superimposed secondary beam prefabricated units, the beam prefabricated component of prefabricated composite frame, prefabricated superimposed sheet prefabricated units.
2. integral precast groined type building cover structure as claimed in claim 1, is characterized in that: the first connection reinforcing bar that described prefabricated superimposed secondary beam prefabricated units comprise some prefabricated secondary beam sections and described some prefabricated secondary beam sections are connected in series successively; Wherein, built time beam stirrup in described prefabricated secondary beam section, prefabricated secondary beam section is exposed on the top of described beam stirrup; The top bilateral symmetry of described prefabricated secondary beam section is provided with the first right angle type breach, and this right angle type breach extends along the bearing of trend of prefabricated secondary beam section; The centre position, end of described prefabricated secondary beam section is provided with the first groove.
3., as integral precast groined type building cover structure as claimed in claim 2, it is characterized in that: be provided with one first opening between adjacent two prefabricated secondary beam sections, the length of described first opening equals the width of prefabricated secondary beam section.
4. integral precast groined type building cover structure as claimed in claim 2, is characterized in that: the width of described first right angle type breach is 20mm, is highly 15mm; The cross section of described first groove is antiparallelogram shape.
5. integral precast groined type building cover structure as claimed in claim 2, is characterized in that: prefabricated secondary beam section is extended at the described first two ends being communicated with reinforcing bar, and forms the first extension section.
6. integral precast groined type building cover structure as claimed in claim 1, is characterized in that: the second connection reinforcing bar that the beam prefabricated component of described prefabricated composite frame comprises some prefabricated frame sections of setting a roof beam in place and described some prefabricated frame sections of setting a roof beam in place is connected in series successively; Wherein, built Vierendeel girder stirrup in the described prefabricated frame section of setting a roof beam in place, the prefabricated frame section of setting a roof beam in place is exposed on the top of described Vierendeel girder stirrup, and bottom is built in the prefabricated frame section of setting a roof beam in place; The top bilateral symmetry of the described prefabricated frame section of setting a roof beam in place is provided with the second right angle type breach, and this right angle type breach extends along the bearing of trend of the prefabricated frame section of setting a roof beam in place; The centre position, end of the described prefabricated frame section of setting a roof beam in place is provided with the second groove.
7., as integral precast groined type building cover structure as claimed in claim 6, it is characterized in that: be provided with one second opening between the two adjacent prefabricated frame sections of setting a roof beam in place, the length of described second opening equals the width of prefabricated secondary beam section.
8. integral precast groined type building cover structure as claimed in claim 6, is characterized in that: the width of described second right angle type breach is 20mm, is highly 15mm; The cross section of described second groove is antiparallelogram shape.
9. integral precast groined type building cover structure as claimed in claim 6, is characterized in that: the prefabricated frame section of setting a roof beam in place is extended at the described second two ends being communicated with reinforcing bar, and forms the second extension section.
10. integral precast groined type building cover structure as claimed in claim 6, is characterized in that: the cross section of the described prefabricated frame section of setting a roof beam in place is concave shape structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510237619.9A CN104847045A (en) | 2015-05-12 | 2015-05-12 | Precast integral casting #-shaped floor structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510237619.9A CN104847045A (en) | 2015-05-12 | 2015-05-12 | Precast integral casting #-shaped floor structure |
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| CN104847045A true CN104847045A (en) | 2015-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510237619.9A Pending CN104847045A (en) | 2015-05-12 | 2015-05-12 | Precast integral casting #-shaped floor structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105421632A (en) * | 2015-12-23 | 2016-03-23 | 上海欧本钢结构有限公司 | Quick and saving floor system and construction method thereof |
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2015
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105421632A (en) * | 2015-12-23 | 2016-03-23 | 上海欧本钢结构有限公司 | Quick and saving floor system and construction method thereof |
| CN105421632B (en) * | 2015-12-23 | 2018-02-06 | 上海欧本钢结构有限公司 | Prompt about floor system and its construction method |
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