CN102817473B - Hollow slab form used for building and construction method - Google Patents
Hollow slab form used for building and construction method Download PDFInfo
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- CN102817473B CN102817473B CN201210281003.8A CN201210281003A CN102817473B CN 102817473 B CN102817473 B CN 102817473B CN 201210281003 A CN201210281003 A CN 201210281003A CN 102817473 B CN102817473 B CN 102817473B
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- side template
- template
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- prefabricated panel
- hollow slab
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Abstract
The invention discloses a hollow slab form used for a building and a construction method. The hollow slab form comprises a side template (1) and a prefabricated soleplate (8), wherein the side template (1) is dislocated and lapped by a lower side template (2) and an upper side template (3), and a hole or a notch (4) is arranged at the bottom of the lower side template (2) and is located at the inner side of the upper side template (3). The construction method comprises the following steps: a bottom template (11) is supported, a rib beam reinforcing steel bar (10) is bound, and the spliced side template (1) is placed; the prefabricated soleplate (8) is placed on a support part (7), and a horizontal support is provided; the concrete is poured, after the concrete reaches a certain intensity, the lower side template (2) is dismounted, the prefabricated soleplate (8) is arranged on the support rib (7), and mortar is painted on the prefabricated soleplate to form the hollow slab. The hollow slab form has the advantages of less material consumption, easiness in splicing, recycling, simple construction, and capability of minimizing widths of seams between the prefabricated soleplate and cast-in-place dense ribs, and improving integrity of the hollow slab.
Description
Technical field:
The present invention relates to the realm of building construction, specifically refer to a kind of hollow slab template for buildings and construction method.
Background technology:
Reinforced concrete cast-in-situ hollow floor plate has saving constructional materials, and alleviate superstructure deadweight, building energy conservation is effective, constructs convenient, and line layout is convenient, and heat insulating effect is good, is applicable to the plurality of advantages such as large span, volumed space building.
Existing a kind of hollow slab template for buildings (number of patent application 201010558067.9), this template is by module, angle mould, bolt or latch, prefabricated panel, polylith module is assembled, module is connected by angle mould at cassette ceiling template external corner place, the most top-level module of cassette ceiling template is dihedral module, other modules are flute profile module, prefabricated panel is placed on the base plate of dihedral module, gap top cover upper cover between prefabricated panel end and the side plate of most top layer dihedral module stitches plate, fluid concrete again, after the intensity that concrete reaches certain, remove soffit formwork successively, bolt, module, angle mould, then prefabricated panel is placed on brace rod, whitewash mortar under prefabricated panel, form integral hollow floor.
This construction formwork can assembled and dismounting flexibly, but assembled operation is relatively many, and assembly and disassembly bothers relatively, and this template cost is relatively high; Prefabricated panel is placed into after on brace rod simultaneously, wider gap is there is before prefabricated panel and cast-in-place close rib, when the gap of prefabricated panel surrounding makes whitewash mortar under prefabricated panel, mortar not easily fills up gap, wider straight joint destroys the globality of hollow building cover, reduces rigidity and the bearing capacity of hollow building cover.
Summary of the invention:
In view of this, the object of the present invention is to provide a kind of cheap, feed consumption is few, can be recycled, easily assembled, and the gap width between prefabricated panel and cast-in-place close rib can be made to reach minimum, finally make the hollow slab template for buildings that hollow building cover globality improves greatly.The present invention also aims to provide a kind of construction method making this cassette ceiling template.
To achieve these goals, the present invention adopts following technical scheme: a kind of hollow slab template for buildings, this cassette ceiling template comprises side template, prefabricated panel, the one-sided side template of described cassette ceiling is formed by lower side template and upper side template dislocation lap joint, lower side template, inside the upper side template overlapped with it, has hole or breach bottom lower side template.
Further in the inventive solutions, described cassette ceiling template unilateral side template is made up of the hard plate of more than two pieces; Vertical support member is had in described cassette ceiling template; Be provided with in described cassette ceiling template in length and breadth to horizontal support; Be installed with brace rod in hole bottom described cassette ceiling template lower side template or breach, bottom prefabricated panel, be provided with groove.
Further in the inventive solutions, a kind of construction method making described hollow slab template for buildings, its step comprises: the soffit formwork first setting up cassette ceiling, colligation girt strip reinforcing bar; Lower side template and upper side template are overlapped to form one-sided side template, and lower side template is positioned at inside upper side template, and the unitary side template be assembled into by one-sided side template is placed in the girt strip reinforcing bar both sides good in colligation; In the hole or breach of lower side template, insert brace rod or brace rod inserts in the concrete of cast-in-place close rib by the hole of lower side template or breach before concrete ot-yet-hardened after having built concrete; In the space that side template surrounds, install vertical support piece, cloth in length and breadth to horizontal support, prefabricated panel is placed in vertical support piece; Concreting, reach after some strength until concrete, remove lower side template or remove upper side template after first removing lower side template, remove vertical support piece, horizontal support, prefabricated panel is placed on brace rod, cast-in-place close rib, prefabricated panel, casting top slab form cavity, then under prefabricated panel whitewash mortar, form integral hollow floor.
As can be seen from technique scheme, hollow slab template for buildings side template provided by the invention is overlapped to form one-sided side template by lower side template and upper side template, be assembled into unitary side template by one-sided side template again, this side template composition component is drawn materials easily as seen, assembled simple.
Wherein, the lower side template-setup of one-sided side template is inside upper side template, and this assembling method is convenient to the dismounting that concrete that the later stage pours into a mould reaches template on rear side of some strength.Lower side template is pulled down by inside translation or first lower side template is pulled down by inside translation, after upper side template is pulled down, thus reach some strength in cast-in-situ concrete, prefabricated panel is positioned over after on brace rod, and the wide seam formed because side template detaches does not appear in the cast-in-place close intercostal of prefabricated panel and its surrounding.And when if side template is straight plate, when side template does not detach, the cast-in-place close intercostal of prefabricated panel and its surrounding can be made to be separated with one deck side template, and prefabricated panel can not effectively be connected with cast-in-place close rib, also can not ensure the durability of brace rod, obviously can reduce the globality of hollow building cover; Detach straight plate, the gap being more than or equal to side template thickness by producing width of the cast-in-place close intercostal of prefabricated panel and its surrounding, not easily fills mortar, reduces the globality of hollow building cover while can not ensureing the durability of brace rod.
Simultaneously, in described cassette ceiling template, establish vertical support member, in length and breadth to horizontal support, this creates positioning action to side template and prefabricated panel, side template is not toppled unstability, prefabricated panel can better play template action, finally ensure that the construction quality of hollow building cover entirety.
Accompanying drawing illustrates:
In the following drawings, 1 is cassette ceiling template side template, and 2 is lower side template, 3 is upper side template, and 4 is hole bottom lower side template 2 or breach, and 5 is vertical support member, 6 is in length and breadth to horizontal support, and 7 is brace rod, and 8 is prefabricated panel, 9 are provided with groove for bottom prefabricated panel 8, and 10 is girt strip reinforcing bar, and 11 is soffit formwork, 12 is casting top slab, 13 is cast-in-place close rib, and 14 is the whitewash mortar bottom prefabricated panel 8, and 15 is reinforced concrete hollow floor cavity.
Fig. 1 is cassette ceiling template unilateral side template structural representation;
Fig. 2 is the assembled schematic diagram of one-sided side template;
Fig. 3 has vertical support piece structural representation in unitary side template;
Fig. 4 is the vertical support piece structural representation in cassette ceiling template;
Fig. 5 is another embodiment having vertical support piece in unitary side template;
Fig. 6 has in length and breadth to horizontal support structure schematic diagram in unitary side template;
Fig. 7 be in cassette ceiling template in length and breadth to horizontal support structure schematic diagram;
Fig. 8 is cassette ceiling formwork structure schematic diagram;
Fig. 9 is prefabricated panel structural representation;
Figure 10 is the construction schematic diagram of cassette ceiling;
Figure 11 is the final cassette ceiling partial structurtes schematic diagram formed;
Figure 12 is side template when being straight plate, and straight plate is detached the cassette ceiling partial structurtes schematic diagram of formation after cast-in-situ concrete reaches some strength;
Figure 13 is side template when being straight plate, and side template does not pull down the cassette ceiling partial structurtes schematic diagram of formation after cast-in-situ concrete reaches some strength;
Detailed description of the invention:
Below in conjunction with accompanying drawing, the invention will be further described.
The present invention, as shown in accompanying drawing 1 ~ 13, the invention provides a kind of hollow slab template for buildings and construction method.
Figure 1 shows that the side template 1 that cassette ceiling is one-sided, as shown in Figure 1, the one-sided side template 1 of cassette ceiling is formed by lower side template 2 and upper side template 3 dislocation lap joint, and lower side template 2, inside the upper side template 3 overlapped with it, has hole or breach 4 bottom lower side template 2.
Fig. 2 is the one-sided assembled schematic diagram of side template 1, is connected between two adjacent side templates 1 by the connected mode effectively efficiently in engineer applied.Fig. 3,5,6 is depicted as unitary side template 1.Be arranged at inside upper side template 3 by the lower side template 2 of one-sided side template 1, this assembling method is convenient to the dismounting that concrete that the later stage pours into a mould reaches template on rear side of some strength.Lower side template 2 is pulled down by inside translation or first lower side template 2 is pulled down by inside translation, after upper side template 3 is pulled down, thus reach some strength in cast-in-situ concrete, prefabricated panel 8 is positioned over after on brace rod 7, the wide seam formed because side template 1 detaches is there is not, as shown in the cassette ceiling partial schematic diagram that Figure 11 is finally formed between the cast-in-place close rib 13 of prefabricated panel 8 and its surrounding.Lower side template 2 and the erection method of upper side template 3, also make the durability of the brace rod of the hole bottom through lower side template 2 or breach 4 be guaranteed.
And if side template 1 is straight plate, namely upper and lower sides template vertically dock but not dislocation lap joint time.Detach straight plate, the gap being more than or equal to side template 1 thickness by producing width between the cast-in-place close rib 13 of prefabricated panel 8 and its surrounding, not easily fills mortar 14, can not ensure the durability of brace rod 7, also reduce the globality of hollow building cover, the hollow building cover that this situation is formed as shown in figure 12 simultaneously; When side template 1 does not detach, can make to be separated with one deck side template 1 between the cast-in-place close rib 13 of prefabricated panel 8 and its surrounding, prefabricated panel 8 can not effectively be connected with cast-in-place close rib 13, the durability of brace rod 7 can not ensure, reduce the globality of hollow building cover, the hollow building cover that this situation is formed as shown in figure 13.
Fig. 3,5 is the schematic diagram being provided with vertical support piece 5 in unitary side template, and Fig. 4 is the schematic diagram of vertical support piece 5.Support member 5 is used for supporting prefabricated panel 8, unitary side template 1 assembled good after, in side template 1, places vertical support piece 5, then in vertical support piece 5, shelve prefabricated panel 8, thus when cast-in-situ concrete layer, prefabricated panel 8 plays the effect of template.Reach after some strength until cast-in-situ concrete, remove vertical support piece 5, prefabricated panel 8 is placed on the brace rod 7 bottom side template 1.
Fig. 6 is provided with in length and breadth to the schematic diagram of horizontal support 6 in unitary side template, Fig. 7 is in length and breadth to the schematic diagram of horizontal support 6.Create positioning action to horizontal support 6 pairs of side templates 1 in length and breadth, side template 1 is not toppled unstability, finally ensure that the construction quality of hollow building cover entirety.
Fig. 8 is cassette ceiling formwork integral schematic diagram.Wherein, brace rod 7 side template 1 is assembled complete after, insert in the hole or breach 4 preset bottom lower side template 2; Or brace rod 7 is inserted in the concrete of cast-in-place close rib 13 by the hole of lower side template 2 or breach 4 before concrete ot-yet-hardened after having built concrete.Brace rod 7 through the hole bottom lower side template 2 or breach 4 is used for supporting prefabricated panel 8.
Fig. 9 is prefabricated panel 8 schematic diagram, establishes groove 9 bottom prefabricated panel 8.The object that groove 9 is arranged is, prefabricated panel 8 is placed on brace rod 7, and brace rod 7 can stretch in the groove 9 bottom prefabricated panel 8, the position one_to_one corresponding of brace rod 7 and groove 9.This set-up mode makes prefabricated panel 8 have reliable support, and can ensure the overall body of cassette ceiling and improve its holistic resistant behavior.
Figure 10 is the construction schematic diagram of cassette ceiling, and its construction sequence is: the soffit formwork 11 first setting up cassette ceiling, colligation girt strip reinforcing bar 10; Lower side template 2 and upper side template 3 are overlapped to form one-sided side template 1, and the unitary side template be assembled into by one-sided side template 1 is placed in girt strip reinforcing bar 10 both sides good in colligation; Brace rod 7 is inserted or brace rod 7 inserts in the concrete of cast-in-place close rib 13 by the hole of lower side template 2 or breach 4 before concrete ot-yet-hardened after having built concrete in the hole or breach 4 of lower side template 2;
In the space that side template 1 surrounds, install vertical support piece 5, cloth in length and breadth to horizontal support 6, prefabricated panel 8 is placed in vertical support piece 5; Concreting, reach after some strength until concrete, remove lower side template 2 or remove upper side template 3 after first removing lower side template 2, remove vertical support piece 5, horizontal support 6, prefabricated panel 8 is placed on brace rod 7, cast-in-place close rib 13, prefabricated panel 8, casting top slab 12 form cavity, then at prefabricated panel 8 times whitewash mortars 14, form integral hollow floor.
Figure 11 is the final cassette ceiling partial structurtes schematic diagram formed, and due to the special setting mode of cassette ceiling side template 1, makes gap between prefabricated panel 8 and cast-in-place close rib 13 reach minimum.Make formation I-shaped cross-section, cast-in-place close rib 13 cross section simultaneously.In identical bearing capacity situation, section form is that the waffle beam of I-shaped cross-section more saves concrete amount compared with the waffle beam that section form is T-shaped, thus further alleviates the deadweight of cassette ceiling.
Figure 12,13 adopts straight plate as the cassette ceiling partial structurtes schematic diagram formed in side template situation.Figure 12 for detaching straight plate, the situation being more than or equal to the gap of side template 1 thickness by producing width between the cast-in-place close rib 13 of prefabricated panel 8 and its surrounding; Figure 13 is that straight plate does not detach, and makes the situation being separated with one deck side template 1 between the cast-in-place close rib 13 of prefabricated panel 8 and its surrounding.Compared with technical scheme proposed by the invention, it is not good that both of these case all also exists cassette ceiling globality, and brace rod durability can not guaranteed shortcoming.
Claims (6)
1. a hollow slab template for buildings, this cassette ceiling template comprises side template (1), prefabricated panel (8), it is characterized in that: the one-sided side template of described cassette ceiling (1) is formed by lower side template (2) and upper side template (3) dislocation lap joint, upper side template (3) inner side that lower side template (2) is overlapping with it, hole or breach (4) are arranged at lower side template (2) bottom.
2. hollow slab template for buildings according to claim 1, is characterized in that: the one-sided side template of cassette ceiling (1) is made up of the hard plate of more than two pieces.
3. hollow slab template for buildings according to claim 1, is characterized in that: have vertical support member (5) in described cassette ceiling template.
4. hollow slab template for buildings according to claim 1, is characterized in that: be provided with in described cassette ceiling template in length and breadth to horizontal support (6).
5. hollow slab template for buildings according to claim 1, it is characterized in that: be installed with brace rod (7) in the hole of described cassette ceiling template lower side template (2) bottom or breach (4), prefabricated panel (8) bottom is provided with groove (9).
6. make a construction method for hollow slab template for buildings described in claim 1, comprise the steps:
A, first set up the soffit formwork (11) of cassette ceiling, colligation girt strip reinforcing bar (10);
B, lower side template (2) and upper side template (3) are overlapped to form one-sided side template (1), lower side template (2) is positioned at upper side template (3) inner side, and the unitary side template be assembled into by one-sided side template (1) is placed in girt strip reinforcing bar (10) both sides good in colligation;
C, in the hole of lower side template (2) or breach (4), insert brace rod (7) or brace rod (7) inserts in the concrete of cast-in-place close rib (13) by the hole of lower side template (2) or breach (4) before concrete ot-yet-hardened after having built concrete;
D, in the space that side template (1) surrounds, install vertical support piece (5), cloth in length and breadth to horizontal support (6), prefabricated panel (8) is placed in vertical support piece (5);
E, concreting, reach after some strength until concrete, remove lower side template (2) or first remove lower side template (2) and remove upper side template (3) afterwards, remove vertical support piece (5), horizontal support (6), prefabricated panel (8) is placed on brace rod (7), cast-in-place close rib (13), prefabricated panel (8), casting top slab (12) form cavity (15), whitewash mortar (14) under prefabricated panel again, forms integral hollow floor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210281003.8A CN102817473B (en) | 2012-08-08 | 2012-08-08 | Hollow slab form used for building and construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210281003.8A CN102817473B (en) | 2012-08-08 | 2012-08-08 | Hollow slab form used for building and construction method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102817473A CN102817473A (en) | 2012-12-12 |
| CN102817473B true CN102817473B (en) | 2015-04-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210281003.8A Expired - Fee Related CN102817473B (en) | 2012-08-08 | 2012-08-08 | Hollow slab form used for building and construction method |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109680929B (en) * | 2018-12-29 | 2021-03-26 | 贵州皆盈科技开发有限公司 | Cover die for construction of laminated-section ribbed floor and construction method thereof |
| CN112809893B (en) * | 2021-01-20 | 2022-11-01 | 中国十七冶集团有限公司 | Forming die of cross beam prefabricated part and mounting and using method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1284402A (en) * | 1968-08-06 | 1972-08-09 | Rheinbau Gmbh | Improvements in and relating to building constructions |
| CN1584242A (en) * | 2004-05-27 | 2005-02-23 | 吴方伯 | Steel reinforced concrete hollow floorslab |
| CN2703810Y (en) * | 2004-05-12 | 2005-06-08 | 吴方伯 | Reinforced concrete hollow floorslab |
| CN101864821A (en) * | 2010-06-23 | 2010-10-20 | 吴方伯 | Reinforced concrete hollow floor slab |
| CN101914967A (en) * | 2010-08-17 | 2010-12-15 | 吴方伯 | Reinforced concrete hollow floor and construction method |
-
2012
- 2012-08-08 CN CN201210281003.8A patent/CN102817473B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1284402A (en) * | 1968-08-06 | 1972-08-09 | Rheinbau Gmbh | Improvements in and relating to building constructions |
| CN2703810Y (en) * | 2004-05-12 | 2005-06-08 | 吴方伯 | Reinforced concrete hollow floorslab |
| CN1584242A (en) * | 2004-05-27 | 2005-02-23 | 吴方伯 | Steel reinforced concrete hollow floorslab |
| CN101864821A (en) * | 2010-06-23 | 2010-10-20 | 吴方伯 | Reinforced concrete hollow floor slab |
| CN101914967A (en) * | 2010-08-17 | 2010-12-15 | 吴方伯 | Reinforced concrete hollow floor and construction method |
Non-Patent Citations (1)
| Title |
|---|
| 混凝土密肋空心楼盖试验研究;吴方伯等;《建筑科学与工程学报》;20060331;第23卷(第1期);第59-62页 * |
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| CN102817473A (en) | 2012-12-12 |
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Effective date of registration: 20180605 Address after: 410300 No. 288 West Renmin Road, Chengnan Road, Tianxin District, Changsha, Hunan Patentee after: HUNAN HANG KAI BUILDING MATERIALS TECHNOLOGY DEVELOPMENT CO.,LTD. Address before: 410082 Structural Engineering Research Institute, Hunan University, Lushan South Road, Changsha, Hunan Patentee before: Wu Fangbo |
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Granted publication date: 20150401 Termination date: 20210808 |
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