CN109707090A - A kind of superimposed sheet reinforces pre-buried anti-faulting of slab ends structure and construction method under band plate - Google Patents
A kind of superimposed sheet reinforces pre-buried anti-faulting of slab ends structure and construction method under band plate Download PDFInfo
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- CN109707090A CN109707090A CN201910158362.6A CN201910158362A CN109707090A CN 109707090 A CN109707090 A CN 109707090A CN 201910158362 A CN201910158362 A CN 201910158362A CN 109707090 A CN109707090 A CN 109707090A
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- superimposed sheet
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- place concrete
- concrete form
- faulting
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- 238000010276 construction Methods 0.000 title claims abstract description 12
- 239000004567 concrete Substances 0.000 claims abstract description 64
- 238000005452 bending Methods 0.000 claims abstract description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 11
- 239000010959 steel Substances 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 7
- 239000004570 mortar (masonry) Substances 0.000 claims description 5
- 238000005266 casting Methods 0.000 claims description 4
- 239000003351 stiffener Substances 0.000 claims description 4
- 239000004927 clay Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 230000013011 mating Effects 0.000 claims description 3
- 239000003973 paint Substances 0.000 claims description 3
- 238000004080 punching Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 239000002390 adhesive tape Substances 0.000 claims description 2
- 230000015271 coagulation Effects 0.000 claims 1
- 238000005345 coagulation Methods 0.000 claims 1
- 230000002265 prevention Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011120 plywood Substances 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001755 vocal effect Effects 0.000 description 1
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Abstract
It includes cast in place concrete form that a kind of superimposed sheet of the invention, which reinforces pre-buried anti-faulting of slab ends structure under band plate, the two sides in cast in place concrete form top width direction are respectively equipped with prefabricated superimposed sheet, several pre-embedded bolts are provided along its length on prefabricated superimposed sheet, pre-embedded bolt includes the gib headed bolt being threaded through in prefabricated superimposed sheet, gib headed bolt is pierced by one end bending of prefabricated superimposed sheet, the other end penetrates prefabricated superimposed sheet close to cast in place concrete form, pre-embedded bolt further includes the fastening nut for being detachably connected to gib headed bolt close to cast in place concrete form one end, screw rod is equipped in cast in place concrete form, screw rod passes through cast in place concrete form and is connected on fastening nut.The structure can reinforce the connection between prefabricated superimposed sheet and cast in place concrete form, avoid occurring the case where faulting of slab ends spillage between prefabricated superimposed sheet and cast-in-place concrete.The present invention also proposes that a kind of superimposed sheet reinforces the construction method of pre-buried anti-faulting of slab ends structure under band plate.
Description
Technical field
The present invention relates to construction engineering technical fields, and in particular to a kind of superimposed sheet reinforces pre-buried anti-faulting of slab ends knot under band plate
Structure.
Background technique
In Building Construction, carried out the assembly of floor frequently with superimposed sheet, superimposed sheet be by prefabricated board and
The assembled integral floor that cast-in-situ steel reinforced concrete is laminated, using the floor good integrity of superimposed sheet form, rigidity is big, resists
Pinking is good, can connect saving template, and the upper and lower surface of plate is smooth, fits up convenient for finish coat, suitable for wanting to overall stiffness
Higher skyscraper and large bay is asked to build.
The major defect of superimposed sheet is in the construction process, mistake to be easy to appear in casting process for reinforcing strip edge joint position
Phenomena such as platform, spillage.Situations such as avoiding the occurrence of faulting of slab ends spillage, it is more demanding for quality of workers and construction quality, it needs more
Human resources put into and expend working hour.And the case where if there is faulting of slab ends spillage, needs to be modified in the later period, beat
Mill, may destroy the rigid structure of superimposed sheet.
Summary of the invention
In order to overcome the deficiencies of the prior art, the present invention proposes that a kind of superimposed sheet reinforces pre-buried anti-faulting of slab ends structure under band plate,
It can reinforce the connection between prefabricated superimposed sheet and cast in place concrete form, keep edge joint position smooth tight, avoid prefabricated superimposed sheet
Occur the case where faulting of slab ends spillage between cast-in-place concrete, and later period recondition can be reduced.
To achieve the above object, a kind of superimposed sheet of the invention reinforces pre-buried anti-faulting of slab ends structure under band plate, including cast-in-place mixed
Solidifying clay model plate, the two sides in cast in place concrete form top width direction are respectively equipped with prefabricated superimposed sheet, along it on prefabricated superimposed sheet
Length direction is equipped with several pre-embedded bolts, and pre-embedded bolt includes the gib headed bolt being threaded through in prefabricated superimposed sheet, and gib headed bolt is worn
One end bending of prefabricated superimposed sheet, the other end penetrate prefabricated superimposed sheet close to cast in place concrete form out, and pre-embedded bolt further includes
Gib headed bolt is detachably connected to close to the fastening nut of cast in place concrete form one end, is equipped in cast in place concrete form
Screw rod, screw rod pass through cast in place concrete form and are connected on fastening nut.
Further, fastening nut is cone structure, and the area of fastening nut close to prefabricated superimposed sheet one end, which is less than, to be connect
The area of nearly cast in place concrete form one end, fastening nut is interior to be equipped with the internal screw thread extended along the vertical direction, and gib headed bolt is close
One end of fastening nut is equipped with the external screw thread with screw-internal thread fit, and one end of screw rod close to fastening nut is equipped with and screw-internal thread fit
External screw thread.
Further, cast in place concrete form is equipped with positioning steel tube far from the side of prefabricated superimposed sheet, and screw rod penetrates cast-in-place
Concrete blinding is simultaneously fixed on positioning steel tube.
Further, band is additionally provided between prefabricated superimposed sheet and cast in place concrete form, band uses sealing strip
Or double faced adhesive tape.
Further, the bending segment length of gib headed bolt is more than or equal to 200mm.
Further, gib headed bolt is pierced by the length in prefabricated superimposed sheet more than or equal to 200mm.
Further, stiffener is equipped at the top of cast in place concrete form between the prefabricated superimposed sheet in two sides.
Further, the spacing between adjacent pre-embedded bolt is less than or equal to 600mm.
The present invention also proposes to be used for the construction method that a kind of superimposed sheet above-mentioned reinforces pre-buried anti-faulting of slab ends structure under band plate, packet
Include following steps:
S1: prefabricated superimposed sheet, pre-buried gib headed bolt and the fastening in process of production of prefabricated superimposed sheet are poured in component factory
It is neat must to ensure that fastening nut position leads to line perforation for nut when pre-buried；
S2: in construction site, punching on cast in place concrete form, is fixed with mating screw rod across cast in place concrete form
In on positioning steel tube；
S3: mouth and cast in place concrete form joint place cushioning band are under prefabricated superimposed sheet seam side with mortar leakage prevention；
S4: the casting concrete into cast in place concrete form is torn open after concreting finishes and reaches strength of mould stripping requirement
First dismantling screw carries out demoulding again before mould, and cast in place concrete form dismantles fastening nut again, pays attention to protecting in disassembly process after removing
Screw rod and fastening nut have been protected, has been reused to have enough to meet the need；
S5: after fastening nut is removed, first by after brush antirust paint protection at screw thread at the screw thread hole that leaves, using high grade
Mortar filling smoothes out.
A kind of superimposed sheet of the invention reinforces pre-buried anti-faulting of slab ends structure under band plate, can reinforce prefabricated superimposed sheet with it is cast-in-place
Connection between concrete blinding keeps edge joint position smooth tight, avoids faulting of slab ends occur between prefabricated superimposed sheet and cast-in-place concrete
The case where spillage, and later period recondition can be reduced.
Detailed description of the invention
With reference to the accompanying drawing the present invention is made further to describe and illustrate.
Fig. 1 is that a kind of superimposed sheet of preferred embodiment of the invention reinforces the signal of pre-buried anti-faulting of slab ends structure entirety under band plate
Figure；
Fig. 2 is the enlarged drawing in Fig. 1 at A；
Fig. 3 is that a kind of superimposed sheet of preferred embodiment of the invention is reinforced being used to embody in pre-buried anti-faulting of slab ends structure under band plate
The structural schematic diagram of pre-embedded bolt.
Appended drawing reference: 1, cast in place concrete form；2, prefabricated superimposed sheet；3, pre-embedded bolt；31, gib headed bolt；32, it fastens
Nut；33, screw rod；4, positioning steel tube；5, band；6, stiffener.
Specific embodiment
Below in conjunction with attached drawing, pass through the description to the preferred embodiment of the present invention, more clearly and completely elaboration
The technical solution of invention.
As depicted in figs. 1 and 2, the superimposed sheet of the preferred embodiment of the present invention reinforces pre-buried anti-faulting of slab ends structure under band plate, packet
Cast in place concrete form 1 is included, the two sides in 1 top width direction of cast in place concrete form are respectively equipped with prefabricated superimposed sheet 2, prefabricated folded
The band 5 for mortar leakage prevention is equipped between plywood 2 and cast in place concrete form 1, band 5 uses sealing strip or double-sided adhesive
Band.Stiffener 6 is equipped at the top of cast in place concrete form 1 between the prefabricated superimposed sheet 2 in two sides.Prefabricated superimposed sheet 2 is carried out to fill
Timing, in 1 upper concrete of cast in place concrete form, excessively not prefabricated superimposed sheet 2 forms certain thickness post-cast strip.
As depicted in figs. 1 and 2, several pre-embedded bolts 3, adjacent pre-buried spiral shell are provided along its length on prefabricated superimposed sheet 2
Spacing between bolt 3 is less than or equal to 600mm.Pre-embedded bolt 3 includes the gib headed bolt 31 being threaded through in prefabricated superimposed sheet 2, gib head
One end 90-degree bent for being pierced by prefabricated superimposed sheet 2 of bolt 31, i.e. bending segment are that horizontal direction extends, and bending segment length is greater than etc.
In 200mm, and gib headed bolt 31 is pierced by the height of prefabricated 2 one end of superimposed sheet also greater than equal to 200mm.Gib headed bolt 31
The other end penetrates prefabricated superimposed sheet 2 close to cast in place concrete form 1.Pre-embedded bolt 3 further includes being detachably connected to gib head spiral shell
Bolt 31 is close to the fastening nut 32 of 1 one end of cast in place concrete form, and fastening nut 32 is cone shape, and point upward is set
It sets, fastening nut 32 is embedded in prefabricated superimposed sheet 2.
With reference to Fig. 3, it is equipped with the internal screw thread extended along the vertical direction in fastening nut 32, gib headed bolt 31 is close to fastening nut
32 one end is equipped with the external screw thread with screw-internal thread fit, and screw rod 33, the close fastening of screw rod 33 are equipped in cast in place concrete form 1
One end of nut 32 is equipped with the external screw thread with screw-internal thread fit, and one end of screw rod 33 passes through cast in place concrete form 1 and is connected to tightly
Gu on nut 32.Cast in place concrete form 1 is equipped with positioning steel tube 4 far from the side of prefabricated superimposed sheet 2, and the other end of screw rod 33 is worn
Saturating cast in place concrete form 1 is simultaneously fixed on positioning steel tube 4.
The preferred construction method for being used for a kind of superimposed sheet above-mentioned and reinforcing pre-buried anti-faulting of slab ends structure under band plate of the invention, packet
Include following steps:
S1: pouring prefabricated superimposed sheet 2 in component factory, prefabricated superimposed sheet 2 in process of production pre-buried gib headed bolt 31 and
It is neat must to ensure that 32 position of fastening nut leads to line perforation for fastening nut 32 when pre-buried；
S2: in construction site, punching on cast in place concrete form 1, passes through cast in place concrete form 1 with mating screw rod 33
It is fixed on positioning steel tube 4；
S3: mouth and 1 joint place cushioning band 5 of cast in place concrete form are under prefabricated 2 seam side of superimposed sheet to prevent leak-stopping
Slurry；
S4: the casting concrete into cast in place concrete form 1, after concreting finishes and reaches strength of mould stripping requirement,
First dismantling screw 33 carries out demoulding again before demoulding, and cast in place concrete form 1 dismantles fastening nut 32 again after removing, in disassembly process
Pay attention to protecting screw rod 33 and fastening nut 32, be reused to have enough to meet the need；
S5: after fastening nut 32 is removed, first by after brush antirust paint protection at screw thread at the screw thread hole that leaves, using high standard
The filling of number mortar smoothes out.
Superimposed sheet of the invention reinforces pre-buried anti-faulting of slab ends structure under band plate, can reinforce prefabricated superimposed sheet 2 and mix with cast-in-place
Connection between solidifying clay model plate 1 keeps edge joint position smooth tight, avoids faulting of slab ends occur between prefabricated superimposed sheet 2 and cast-in-place concrete
The case where spillage, and later period recondition can be reduced.
Only preferred embodiments of the present invention will be described for above-mentioned specific embodiment, and not to guarantor of the invention
Shield range is defined.Under the premise of not departing from design concept of the present invention and scope, those skilled in the art
Provided verbal description, attached drawing various modifications to made by technical solution of the present invention, substitution and improvement according to the present invention,
It should belong to protection category of the invention.Protection scope of the present invention is determined by claim.
Claims (9)
1. a kind of superimposed sheet reinforces pre-buried anti-faulting of slab ends structure under band plate, including cast in place concrete form (1), the cast-in-place concrete
The two sides in template (1) top width direction are respectively equipped with prefabricated superimposed sheet (2), which is characterized in that on the prefabricated superimposed sheet (2)
It is provided along its length several pre-embedded bolts (3), the pre-embedded bolt (3) includes the hook being threaded through in prefabricated superimposed sheet (2)
Hook bolt (31), the gib headed bolt (31) are pierced by one end bending of prefabricated superimposed sheet (2), and the other end penetrates prefabricated superimposed sheet
(2) close to cast in place concrete form (1), the pre-embedded bolt (3) further includes being detachably connected to gib headed bolt (31) to approach
The fastening nut (32) of concrete blinding one end is equipped with screw rod (33), the screw rod in the cast in place concrete form (1)
(33) cast in place concrete form (1) is passed through to be connected on fastening nut (32).
2. a kind of superimposed sheet as described in claim 1 reinforces pre-buried anti-faulting of slab ends structure under band plate, which is characterized in that the fastening
Nut (32) is cone structure, and the area of the fastening nut (32) close to prefabricated superimposed sheet (2) one end is less than close to cast-in-place
The area of concrete blinding (1) one end, the fastening nut (32) is interior to be equipped with the internal screw thread extended along the vertical direction, the gib head
Bolt (31) is equipped with the external screw thread with screw-internal thread fit, the close fastening spiral shell of the screw rod (33) close to one end of fastening nut (32)
One end of cap (32) is equipped with the external screw thread with screw-internal thread fit.
3. a kind of superimposed sheet as described in claim 1 reinforces pre-buried anti-faulting of slab ends structure under band plate, which is characterized in that described cast-in-place
Concrete blinding (1) is equipped with positioning steel tube (4) far from the side of prefabricated superimposed sheet (2), and the screw rod (33) penetrates cast-in-place coagulation
Clay model plate (1) is simultaneously fixed on positioning steel tube (4).
4. a kind of superimposed sheet as described in claim 1 reinforces pre-buried anti-faulting of slab ends structure under band plate, which is characterized in that described prefabricated
It is additionally provided between superimposed sheet (2) and cast in place concrete form (1) band (5), the band (5) uses sealing strip or two-sided
Adhesive tape.
5. a kind of superimposed sheet as described in claim 1 reinforces pre-buried anti-faulting of slab ends structure under band plate, which is characterized in that the gib head
The bending segment length of bolt (31) is more than or equal to 200mm.
6. a kind of superimposed sheet as described in claim 1 reinforces pre-buried anti-faulting of slab ends structure under band plate, which is characterized in that the gib head
Bolt (31) is pierced by the length in prefabricated superimposed sheet (2) more than or equal to 200mm.
7. a kind of superimposed sheet as described in claim 1 reinforces pre-buried anti-faulting of slab ends structure under band plate, which is characterized in that described cast-in-place
Stiffener (6) are equipped between the prefabricated superimposed sheet in two sides (2) at the top of concrete blinding (1).
8. a kind of superimposed sheet as described in claim 1 reinforces pre-buried anti-faulting of slab ends structure under band plate, which is characterized in that adjacent described
Spacing between pre-embedded bolt (3) is less than or equal to 600mm.
9. a kind of a kind of superimposed sheet for as described in claim 1~8 Arbitrary Term is reinforced under band plate pre-buried anti-faulting of slab ends structure
Construction method, which comprises the following steps:
S1: pouring prefabricated superimposed sheet (2) in component factory, prefabricated superimposed sheet (2) pre-buried gib headed bolt (31) in process of production
And fastening nut (32), it is neat must to ensure that fastening nut (32) position leads to line perforation when pre-buried；
S2: in construction site, punching on cast in place concrete form (1), passes through cast in place concrete form with mating screw rod (33)
(1) it is fixed on positioning steel tube (4)；
S3: mouth is with cast in place concrete form (1) joint place cushioning band (5) to prevent under prefabricated superimposed sheet (2) seam side
Spillage；
S4: the casting concrete in cast in place concrete form (1) is torn open after concreting finishes and reaches strength of mould stripping requirement
First dismantling screw (33) carries out demoulding again before mould, and cast in place concrete form (1) is dismantled fastening nut (32) after removing again, dismantled
Pay attention to protecting screw rod (33) and fastening nut (32) in journey, be reused to have enough to meet the need；
S5: after fastening nut (32) is removed, first by after brush antirust paint protection at screw thread at the screw thread hole that leaves, using high grade
Mortar filling smoothes out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910158362.6A CN109707090B (en) | 2019-03-01 | 2019-03-01 | Pre-buried dislocation preventing structure under laminated plate reinforced band plate and construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910158362.6A CN109707090B (en) | 2019-03-01 | 2019-03-01 | Pre-buried dislocation preventing structure under laminated plate reinforced band plate and construction method |
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| Publication Number | Publication Date |
|---|---|
| CN109707090A true CN109707090A (en) | 2019-05-03 |
| CN109707090B CN109707090B (en) | 2024-03-19 |
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| CN201910158362.6A Active CN109707090B (en) | 2019-03-01 | 2019-03-01 | Pre-buried dislocation preventing structure under laminated plate reinforced band plate and construction method |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111088813A (en) * | 2019-12-13 | 2020-05-01 | 中建城市建设发展有限公司 | Column component foundation pre-embedding fixing device and construction method thereof |
| CN111456309A (en) * | 2020-04-16 | 2020-07-28 | 中国十七冶集团有限公司 | Construction method of cast-in-place reinforcing system for prefabricated laminated slab |
| CN111502255A (en) * | 2020-04-15 | 2020-08-07 | 广西建工集团第五建筑工程有限责任公司 | Fabricated building laminated slab joint pouring body, pouring hanging die and construction method thereof |
| CN111502041A (en) * | 2020-04-15 | 2020-08-07 | 广西建工集团第五建筑工程有限责任公司 | Prefabricated building laminated slab joint pouring body, pouring mold and construction method thereof |
| CN111502040A (en) * | 2020-04-15 | 2020-08-07 | 广西建工集团第五建筑工程有限责任公司 | Occlusion type laminated slab cast-in-place crossbeam member, casting mold and construction method thereof |
| CN112459469A (en) * | 2020-11-26 | 2021-03-09 | 中国一冶集团有限公司 | Embedded device for eliminating single-side formwork offset joint and using method thereof |
| CN112942600A (en) * | 2021-02-02 | 2021-06-11 | 中铁四局集团第三建设有限公司 | Construction device and construction method for improving construction quality of post-cast joint concrete of prefabricated laminated slab |
| CN113089918A (en) * | 2021-04-16 | 2021-07-09 | 邓申付 | Construction method for mounting abutted seam filler of prefabricated composite floor slab |
| CN114109024A (en) * | 2021-10-29 | 2022-03-01 | 中国一冶集团有限公司 | Pre-buried binding tape device for floor opening suspended formwork plugging and construction method |
| CN114482375A (en) * | 2022-02-22 | 2022-05-13 | 杭州江润科技有限公司 | Integral joint type reinforced concrete laminated slab and construction method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111502041A (en) * | 2020-04-15 | 2020-08-07 | 广西建工集团第五建筑工程有限责任公司 | Prefabricated building laminated slab joint pouring body, pouring mold and construction method thereof |
| CN111502040A (en) * | 2020-04-15 | 2020-08-07 | 广西建工集团第五建筑工程有限责任公司 | Occlusion type laminated slab cast-in-place crossbeam member, casting mold and construction method thereof |
| CN111456309A (en) * | 2020-04-16 | 2020-07-28 | 中国十七冶集团有限公司 | Construction method of cast-in-place reinforcing system for prefabricated laminated slab |
| CN112459469A (en) * | 2020-11-26 | 2021-03-09 | 中国一冶集团有限公司 | Embedded device for eliminating single-side formwork offset joint and using method thereof |
| CN112942600A (en) * | 2021-02-02 | 2021-06-11 | 中铁四局集团第三建设有限公司 | Construction device and construction method for improving construction quality of post-cast joint concrete of prefabricated laminated slab |
| CN113089918A (en) * | 2021-04-16 | 2021-07-09 | 邓申付 | Construction method for mounting abutted seam filler of prefabricated composite floor slab |
| CN114109024A (en) * | 2021-10-29 | 2022-03-01 | 中国一冶集团有限公司 | Pre-buried binding tape device for floor opening suspended formwork plugging and construction method |
| CN114482375A (en) * | 2022-02-22 | 2022-05-13 | 杭州江润科技有限公司 | Integral joint type reinforced concrete laminated slab and construction method |
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| CN109707090B (en) | 2024-03-19 |
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