CN102535851A - Board integrated construction process of prefabricated floor board of masonry house - Google Patents
Board integrated construction process of prefabricated floor board of masonry house Download PDFInfo
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- CN102535851A CN102535851A CN2012100800347A CN201210080034A CN102535851A CN 102535851 A CN102535851 A CN 102535851A CN 2012100800347 A CN2012100800347 A CN 2012100800347A CN 201210080034 A CN201210080034 A CN 201210080034A CN 102535851 A CN102535851 A CN 102535851A
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- floor slab
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Abstract
The invention relates to a board integrated construction process of prefabricated floor boards of a masonry house, which includes the following process steps: before-construction preparation, setting holes on a wall body, fixing a square wooden board and a ring beam template with the wall body, placing ring beam rebar, placing the prefabricated floor boards and pouring concrete. The board integrated construction process firstly props up the prefabricated floor boards, reserves a pouring space for a ring beam and then integrally pours spaces between the ring beam and the prefabricated floor boards, so that the ring beam and all the prefabricated floor boards form an integral structure through concrete pouring, rigidity of the prefabricated floor boards is improved, integrity and shock resistance performance of a prefabricated-structural house are greatly improved, construction speed is greatly improved, and construction period is shortened.
Description
Technical field:
The invention belongs to the masonry structure building technical field of construction, be specifically related to integrated construction technology between a kind of masonry house precast floor slab plate.
Background technology:
Masonry structure building has obtained using widely because it has conveniently remarkable advantage such as gather materials on the spot, cheap, easy construction, thermal and insulating performance are good.Masonry structure building accounts for quite great proportion at China's building field, and especially masonry structure building is to be employed maximum a kind of form of structure in vast village-town house.
Masonry house is because its material belongs to fragile material, in all previous big earthquake, destroys all very serious.In the middle of the mode of failure of masonry structure, because precast plate globality deficiency and injury especially severe that slump causes.Therefore the globality that how to improve the masonry house precast floor slab is the problem that must face.
The conventional construction method of masonry structure precast floor slab is at first to build the collar tie beam concrete; Secondly, wait the collar tie beam concrete strength to reach after the standard, remove ring beam template, in the levelling of collar tie beam upper surface, and the seat slurry; At last, hoisting prefabricated floor gets into subsequent processing.
Traditional job practices is to guarantee that through precast plate lap length on the wall it is unlikely to slump in earthquake, and this overlap joint freely overlaps often, does not do any connectivity measure at the precast plate end.The problem that exists is: one of which; The lap length of masonry house precast floor slab is limited by thickness of wall body; Multi-story masonry structure wall (removing the part exterior wall) is 240mm mostly at present; Thickness of wall body in the village-town house does not also reach 240mm sometimes, and therefore, the lap length of precast plate is to be difficult to be guaranteed.Its two, traditional job practices just can be carried out next step after must waiting the collar tie beam concrete to reach form removal intensity, delays the duration.Its three, in levelling, operation such as seat slurry etc., be easy to occur a seat slurry leakiness and cause precast plate to be taken putting out-of-flatness, and then occur the crack of stitching in causing using afterwards along plate.
Precast plate is being born contingent all loads of floor in the masonry structure building, and passes to body of wall through the plate end, and can the plate end effectively accept and transmit load, is related to the safety of bed rearrangement building.Traditional precast floor slab overlapping mode does not have enough contacts area (lap length can not guarantee); Do not possess reliable connection (is main with free overlap joint) yet; Globality is poor, under load action, particularly is easy to produce the major accident that superstructure caves under the geological process.
Summary of the invention:
In sum; In order to overcome the deficiency of prior art problem, the invention provides integrated construction technology between a kind of masonry house precast floor slab plate, it is earlier the precast floor slab support to be erected; Reserve the casting space of collar tie beam, and then the gap between one cast collar tie beam and precast floor slab plate.Thereby reach collar tie beam and all precast floor slabs are constituted integrative-structure through concreting, thereby increased the rigidity of precast floor slab, improve the globality and the shock resistance in precast construction house greatly, and can accelerate speed of application, reduction of erection time greatly.
For solving the problems of the technologies described above, technical scheme of the present invention is achieved in that
Integrated construction technology between a kind of masonry house precast floor slab plate, wherein: comprise that processing step is following:
The first step: prepare before the construction
Be ready to ring beam template, the good collar tie beam reinforcing bar of colligation, prepare pull bar and respective nut, the notched squared board in preparation top and precast floor slab;
Second step: hole is set on body of wall
At least two row holes, at least two of every row are set on body of wall;
The 3rd step: squared board and ring beam template and body of wall are fixed
Squared board is cooperated in twos the both sides that are placed on body of wall; The notched end of squared board makes progress, and two squared boards that match, and its breach is relative; Ring beam template is placed in the breach of squared board; Be provided with piece between squared board breach and the ring beam template bottom surface, pass the hole on the body of wall through pull bar then, squared board is fixed on the body of wall and through nut strains;
The 4th step: place the collar tie beam reinforcing bar
The collar tie beam reinforcing bar that colligation is good is placed on the body of wall, between collar tie beam reinforcing bar bottom surface and the body of wall end face cushion block is set, and guarantees the gap >=25mm between collar tie beam reinforcing bar bottom surface and the body of wall;
The 5th step; Place precast floor slab
Precast floor slab is placed on the ring beam template, precast floor slab plate splaying 80～120mm, the gap is 40～50mm between the precast floor slab plate;
The 6th step: fluid concrete
Primary concreting collar tie beam concrete, plate end concrete, plate seam concrete and top overlapping layers concrete.And abundant vibration compacting.
Technical scheme of the present invention can also be achieved in that the first step: in the preceding preparation process of construction; Described precast floor slab length leaves short 80～120mm than two body of wall axis spacings; Precast floor slab plate end, lower rebar makes progress, upper reinforcement is made 45 degree crotches downwards; The size of squared board upper notch is the width of 300 * 40mm * squared board.
Technical scheme of the present invention can also be achieved in that for second step: when on body of wall, hole being set; Hole size is wide 120mm, high 60mm, and hole depth is a thickness of wall body; Along the body of wall length direction; Spacing along between the body of wall length direction hole is 1～1.5m, every row hole hole and the distance 150～180mm between the body of wall end face topmost, and the distance between adjacent two holes is 400～450mm.
Technical scheme of the present invention can also be achieved in that for the 3rd step: in squared board and ring beam template and body of wall fixing step; The ring beam template upper surface must be straight, with the height that is arranged on the voussoir adjustment ring beam template between squared board breach and the ring beam template bottom surface.
Technical scheme of the present invention can also be achieved in that for the 4th step: place in the precast floor slab step; Between precast floor slab plate end, elongated reinforcing bar is set; The downward crotch of upper reinforcement of precast floor slab plate end, the crotch that lower rebar makes progress all colludes on elongated reinforcing bar.
Technical scheme of the present invention can also be achieved in that for the 5th step: in squared board and ring beam template and body of wall fixing step, the ring beam template apical side height is higher than the squared board apical side height and is higher than the body of wall height.
Technical scheme of the present invention can also be achieved in that for the 6th step: during fluid concrete, concrete gets into the degree of depth >=50mm in the precast floor slab hole.
Beneficial effect of the present invention is:
1, the present invention erects the precast floor slab support come earlier, reserves the casting space of collar tie beam, and then the gap between one cast collar tie beam and precast floor slab plate.Thereby reach collar tie beam and all precast floor slabs are constituted integrative-structure through concreting, thereby increased the rigidity of precast floor slab, improve the globality and the shock resistance in precast construction house greatly, and can accelerate speed of application, reduction of erection time greatly.
2, the present invention has guaranteed smooth at the bottom of the plate, and the plate base slurry leakiness that runs in the conventional construction method of avoiding makes the irregular problem of floor, and then has avoided because crack problem between the plate that the floor out-of-flatness is caused.Thereby the durability and the water proofing property of flooring have been strengthened.
3, construction technology of the present invention has shortened the duration.Owing to need not remove ring beam template hoisting prefabricated again plate afterwards by the time, thereby accelerate speed of application.And saved this operation of levelling on collar tie beam, saved a lot of manual works and time.
4, construction technology of the present invention has changed the stress performance of precast floor slab; Make precast floor slab become the plate end certain restraint forces supporting form is arranged by original freely-supported; And during concrete pouring, 50mm is at least advanced in the precast floor slab hole in cast, forms the key pin effect; Better strengthen the globality of floor, reduced mid span moment.
5, construction technology of the present invention is in the fluid concrete process, and operating personnel can stand in operation on the precast floor slab, has increased the safe coefficient of construction greatly with respect to conventional construction method.
Description of drawings:
Fig. 1 is a structural representation of the present invention;
Fig. 2 looks sketch map for the left side of Fig. 1 of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is done further detailed description.
Like Fig. 1, shown in Figure 2, integrated construction technology between a kind of masonry structure building precast floor slab plate comprises that processing step is following:
The first step: prepare before the construction
Be ready to the good collar tie beam reinforcing bar of ring beam template 6, colligation 5, prepare pull bar 11 and respective nut 10, prepare notched squared board 9 in top and precast floor slab 1; Precast floor slab 1 length leaves short 80mm than two body of wall 12 axis spacings; Precast floor slab 1 plate end, lower rebar 2 makes progress, upper reinforcement 3 is made 45 degree crotches downwards; The size of squared board 9 upper notch is the width of 300 * 40mm * squared board 9.
Second step: hole 13 is set on body of wall 12
Whenever on body of wall 12, at a distance from 1.2m one row hole 13 is set, every row contain two holes 13, between upper end hole 13 and body of wall 12 end faces apart from 180mm; Spacing between the hole 13 is 450mm up and down; Hole 13 sizes are wide 120mm, high 60mm, and hole depth is body of wall 12 thickness;
The 3rd step: squared board 9 and ring beam template 6 is fixing with body of wall 12
Squared board 9 is cooperated the both sides that are placed on body of wall 12 in twos; Squared board 9 notched ends make progress, and two squared boards that match 9, and its breach is relative; Ring beam template 6 is placed in the breach of squared board 9; Ring beam template 6 upper surfaces must be straight, and the height with being arranged on the voussoir 7 adjustment ring beam templates 6 between squared board 9 breach and ring beam template 6 bottom surfaces passes the hole 13 on the body of wall 12 through pull bar 11 then; Squared board 9 is fixed on the body of wall 12 and through nut 10 tensions, will applies enough pretensions to pull bar 11.Have only 11 pairs of squared boards 9 of pull bar that enough pulling force are arranged, make squared board 9 compress body of wall 12, could guarantee that whole template system can sustain other loads in the weight of top precast floor slab 1, weight concrete and the whole construction course.
The 4th step: place collar tie beam reinforcing bar 5
The collar tie beam reinforcing bar 5 that colligation is good is placed on the body of wall 12, between collar tie beam reinforcing bar 5 bottom surfaces and body of wall 12 end faces cushion block 8 is set, and guarantees the gap 25mm between collar tie beam reinforcing bar 5 bottom surfaces and the body of wall 12, guarantees the thickness of collar tie beam concrete cover.
The 5th step; Place precast floor slab 1
Precast floor slab 1 is placed on the ring beam template 6; Precast floor slab 1 plate splaying 80mm; The gap is 40mm between precast floor slab 1 plate, between precast floor slab 1 plate end, elongated reinforcing bar 4 is set, the crotch that the upper reinforcement of precast floor slab 1 plate end 3 is downward; The crotch that lower rebar 2 makes progress all colludes on elongated reinforcing bar 4, and elongated reinforcing bar 4 diameters are ￠ 8mm.
The 6th step: fluid concrete
Overlapping layers concrete on primary concreting collar tie beam concrete, precast floor slab 1 plate end concrete, plate seam concrete and the precast floor slab 1; And abundant vibration compacting; Degree of depth during cast in concrete entering precast floor slab 1 hole is 50mm, forms the key pin effect, better strengthens the globality of floor.
Need to prove; The foregoing description is to the explanation of technical scheme of the present invention and unrestricted; Other modification that is equal to replacement or makes of affiliated technical field those of ordinary skill according to prior art; As long as do not exceed the thinking and the scope of technical scheme of the present invention, all should be included within the interest field of the presently claimed invention.
Claims (7)
1. integrated construction technology between a masonry house precast floor slab plate is characterized in that: comprise that processing step is following:
The first step: prepare before the construction
Be ready to ring beam template (6), the good collar tie beam reinforcing bar of colligation (5), prepare pull bar (11) and respective nut (10), prepare notched squared board in top (9) and precast floor slab (1);
Second step: hole (13) is set on body of wall (12)
Go up setting at least two row holes (13), at least two holes of every row (13) at body of wall (12);
The 3rd step: squared board (9) and ring beam template (6) is fixing with body of wall (12)
Squared board (9) is cooperated the both sides that are placed on body of wall (12) in twos; The notched end of squared board (9) upwards; And two squared boards that match (9); Its breach is relative, and ring beam template (6) is placed in the breach of squared board (9), is provided with voussoir (7) between squared board (9) breach and ring beam template (6) bottom surface; Pass the hole (13) on the body of wall (12) through pull bar (11) then, squared board (9) is fixed on body of wall (12) goes up and strain through nut (10);
The 4th step: place collar tie beam reinforcing bar (5)
The collar tie beam reinforcing bar (5) that colligation is good is placed on the body of wall (12), between collar tie beam reinforcing bar (5) bottom surface and body of wall (12) end face cushion block (8) is set, and guarantees the gap >=25mm between collar tie beam reinforcing bar (5) bottom surface and the body of wall (12);
The 5th step; Place precast floor slab (1)
Precast floor slab (1) is placed on the ring beam template (6), precast floor slab (1) plate splaying 80～120mm, the gap is 40～50mm between precast floor slab (1) plate;
The 6th step: fluid concrete
Primary concreting collar tie beam concrete, plate end concrete, plate seam concrete and top overlapping layers concrete, and abundant vibration compacting.
2. integrated construction technology between masonry house precast floor slab plate according to claim 1; It is characterized in that: the first step: in the preceding preparation process of construction; Described precast floor slab (1) length leaves short 80～120mm than two bodies of wall (12) axis spacing; Precast floor slab (1) plate end, lower rebar (2) makes progress, upper reinforcement (3) is made 45 degree crotches downwards; The size of squared board (9) upper notch is the width of 300 * 40mm * squared board (9).
3. integrated construction technology between masonry house precast floor slab plate according to claim 1; It is characterized in that: second step: when hole (13) is set on body of wall (12); Hole (13) size is wide 120mm, high 60mm, and hole depth is body of wall (a 12) thickness; Along body of wall (12) length direction; Spacing between the hole (13) is 1～1.5m, hole (13) of every row hole (13) the top and the distance 150～180mm between body of wall (12) end face, and the distance between adjacent two holes (13) is 400～450mm.
4. integrated construction technology between masonry house precast floor slab plate according to claim 1; It is characterized in that: the 3rd step: in squared board (9) and ring beam template (6) and body of wall (12) fixing step; Ring beam template (6) upper surface must be straight, with the height that is arranged on voussoir (7) the adjustment ring beam template (6) between squared board (9) breach and ring beam template (6) bottom surface.
5. integrated construction technology between masonry house precast floor slab plate according to claim 1; It is characterized in that: the 5th step: place in precast floor slab (1) step; Between precast floor slab (1) plate end, elongated reinforcing bar (4) is set; The downward crotch of upper reinforcement (3) of precast floor slab (1) plate end, the crotch that lower rebar (2) makes progress all colludes on elongated reinforcing bar (4).
6. integrated construction technology between masonry house precast floor slab plate according to claim 1; It is characterized in that: the 3rd step: in squared board (9) and ring beam template (6) and body of wall (12) fixing step, ring beam template (6) apical side height is higher than squared board (9) apical side height and is higher than body of wall (12) highly.
7. integrated construction technology between masonry house precast floor slab plate according to claim 1 is characterized in that: the 6th step: during fluid concrete, concrete gets into the degree of depth >=50mm in precast floor slab (1) hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100800347A CN102535851A (en) | 2012-03-26 | 2012-03-26 | Board integrated construction process of prefabricated floor board of masonry house |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100800347A CN102535851A (en) | 2012-03-26 | 2012-03-26 | Board integrated construction process of prefabricated floor board of masonry house |
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| CN102535851A true CN102535851A (en) | 2012-07-04 |
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| CN2012100800347A Pending CN102535851A (en) | 2012-03-26 | 2012-03-26 | Board integrated construction process of prefabricated floor board of masonry house |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106592842A (en) * | 2016-11-28 | 2017-04-26 | 张领然 | Assembly-type large light floor, production building technology therefor, and bearing clamping tool |
| CN110397268A (en) * | 2019-07-20 | 2019-11-01 | 山东金城建设有限公司 | Ring beam template and board support integrated design and construction method are poured after fabricated shear wall |
| CN117967036A (en) * | 2024-03-21 | 2024-05-03 | 山西建筑工程集团有限公司 | Template supporting device at joint of superimposed sheet and beam |
| CN117967036B (en) * | 2024-03-21 | 2024-06-04 | 山西建筑工程集团有限公司 | Template supporting device at joint of superimposed sheet and beam |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1078524A (en) * | 1992-05-04 | 1993-11-17 | 范家声 | Brick-and-concrete buildings constructional column, collar tie beam cast-in-situ construction method and device |
| CN2239997Y (en) * | 1995-08-28 | 1996-11-13 | 周长春 | Ring beam capable of making prefabricated floor slab monolithic pure at the support |
| GB2340531B (en) * | 1999-06-29 | 2002-10-02 | Woodroe Res And Dev Ltd | Method of manufacturing pre-fabricated building construction elements |
| CN1851191A (en) * | 2006-05-18 | 2006-10-25 | 刘建康 | Construction method for making congruent floor using upper support frame |
| CN202108250U (en) * | 2011-06-07 | 2012-01-11 | 河北省第二建筑工程公司 | Template clamp of ring beam |
-
2012
- 2012-03-26 CN CN2012100800347A patent/CN102535851A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1078524A (en) * | 1992-05-04 | 1993-11-17 | 范家声 | Brick-and-concrete buildings constructional column, collar tie beam cast-in-situ construction method and device |
| CN2239997Y (en) * | 1995-08-28 | 1996-11-13 | 周长春 | Ring beam capable of making prefabricated floor slab monolithic pure at the support |
| GB2340531B (en) * | 1999-06-29 | 2002-10-02 | Woodroe Res And Dev Ltd | Method of manufacturing pre-fabricated building construction elements |
| CN1851191A (en) * | 2006-05-18 | 2006-10-25 | 刘建康 | Construction method for making congruent floor using upper support frame |
| CN202108250U (en) * | 2011-06-07 | 2012-01-11 | 河北省第二建筑工程公司 | Template clamp of ring beam |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106592842A (en) * | 2016-11-28 | 2017-04-26 | 张领然 | Assembly-type large light floor, production building technology therefor, and bearing clamping tool |
| CN106592842B (en) * | 2016-11-28 | 2021-08-17 | 张领然 | Assembled large light floor slab and its production and construction process and bearing fixture |
| CN110397268A (en) * | 2019-07-20 | 2019-11-01 | 山东金城建设有限公司 | Ring beam template and board support integrated design and construction method are poured after fabricated shear wall |
| CN117967036A (en) * | 2024-03-21 | 2024-05-03 | 山西建筑工程集团有限公司 | Template supporting device at joint of superimposed sheet and beam |
| CN117967036B (en) * | 2024-03-21 | 2024-06-04 | 山西建筑工程集团有限公司 | Template supporting device at joint of superimposed sheet and beam |
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Application publication date: 20120704 |