CN208363460U - The steel reinforced concrete assembling stair of section are poured after a kind of setting - Google Patents
The steel reinforced concrete assembling stair of section are poured after a kind of setting Download PDFInfo
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- CN208363460U CN208363460U CN201820927022.6U CN201820927022U CN208363460U CN 208363460 U CN208363460 U CN 208363460U CN 201820927022 U CN201820927022 U CN 201820927022U CN 208363460 U CN208363460 U CN 208363460U
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Abstract
The utility model discloses the steel reinforced concrete assembling stair that section is poured after a kind of setting, including multiple prefabricated bench being parallel to each other, section is poured after being equipped between each prefabricated bench, it is horizontally-spliced that section is poured after passing through between each prefabricated bench, after pour and be equipped with reserved distributing reinforcement in section, multiple suspension centres and pin key hole to be provided are equipped in each prefabricated bench, pin key hole to be provided is distributed in the both ends of prefabricated bench.The construction of stair can be completed within the shorter duration, improves construction efficiency and construction quality, mitigates the weight of large span stair, reduces the requirement of hanging device, and construction is simple has good engineering promotional value.
Description
Technical field
The utility model relates to technical field of buildings, and in particular to the steel reinforced concrete assembling building of section is poured after a kind of setting
Ladder.
Background technique
Current China housing industryization is also in the starting stage, some in the assembled architecture that the country is built are pre- from application
What assembled stair processed started.Assembled Building step-wedge cun is good unified, is easy to produce in batches, mention for the large area use of assembled stair
Good chance is supplied, than cast-in-situ stair short construction period, progress is fast, and quality is easily guaranteed that.But common assembled stair one
As compare the stair form for being suitble to small span, gangboard span is small, then gangboard thickness is thin, and from heavy and light, general tower crane, which can satisfy, to be wanted
It asks.But large span flight stair, gangboard are thick, than heavier, need to install the biggish tower crane of Lifting Capacity for hoisting prefabricated component,
Tower crane expense is more much higher than conventional project.The utility model provides the steel reinforced concrete assembling building that section is poured after a kind of setting
Ladder has the advantage of conventional assembled stair, and work progress is quick, can be with large batch of batch production Prefabrication, and passes through
Bench is divided into three parts by the mode that section is poured after setting, mitigates the weight of single bench, reduces the requirement of hanging device, construction
Simply, there is good engineering promotional value.
Summary of the invention
The technical problems to be solved in the utility model is in view of the foregoing defects the prior art has, to provide one kind and set
The steel reinforced concrete assembling stair for pouring section are postponed, the construction of stair can be completed within the shorter duration, improve construction efficiency
And construction quality, mitigate the weight of large span stair, reduce the requirement of hanging device, there is construction is simple good engineering to push away
Wide value.
Used technical solution is the utility model to solve above-mentioned technical problem:
The steel reinforced concrete assembling stair of section are poured after a kind of setting, it is each pre- including multiple prefabricated bench being parallel to each other
Section is poured after being equipped between bench processed, it is horizontally-spliced to pour section after passing through between each prefabricated bench, after pour and be equipped with reserved distributing reinforcement in section,
Multiple suspension centres and pin key hole to be provided are equipped in each prefabricated bench, pin key hole to be provided is distributed in the both ends of prefabricated bench, pin key
Hole to be provided connect prefabricated bench with cast-in-place terraced beam for pin key to be arranged, by pin key.
According to above-mentioned technical proposal, after to pour the width of section be 200mm~400mm.
According to above-mentioned technical proposal, the number of prefabricated bench is 2, respectively prefabricated bench a and prefabricated bench b.
According to above-mentioned technical proposal, after pour the concrete absolute altitude higher than the concrete of prefabricated bench of section.
According to above-mentioned technical proposal, after pour the concrete label higher than the concrete of prefabricated bench of section.
According to above-mentioned technical proposal, 4 suspension centres are equipped in each prefabricated bench, 4 suspension centres are divided into two groups, two groups of suspension centres
It is symmetrically distributed in the both ends of prefabricated bench.
According to above-mentioned technical proposal, each of prefabricated bench horizontal segment of marking time is equipped with gangboard distributing reinforcement, prefabricated bench
Plate face and board bottom are respectively equipped with multiple gangboard upper longitudinal bars and gangboard board bottom indulges muscle, and gangboard upper longitudinal bar and gangboard board bottom indulge muscle point
It is not distributed in the upper side and lower side of gangboard distributing reinforcement.
According to above-mentioned technical proposal, the inside of gangboard distributing reinforcement is equipped with gangboard reinforcing rib.
According to above-mentioned technical proposal, gangboard distributing reinforcement stretches out in the outside of prefabricated bench, and reserved point in section is poured as after
Cloth muscle is connected with distributing reinforcement between the gangboard distributing reinforcement that contiguous prefabricated bench is stretched out and is welded to connect connector.
According to above-mentioned technical proposal, gangboard distributing reinforcement is C-shaped, and the number of prefabricated bench is 2, in two prefabricated bench
Gangboard distributing reinforcement is symmetrical arranged, and two C-shaped gangboard distributing reinforcements are welded to connect connector by distributing reinforcement and connect, and forms an integral loop
Shape.
The utility model has the following beneficial effects:
Large span bench is divided into multistage, can complete the construction of stair within the shorter duration, improve construction efficiency and
Construction quality mitigates the weight of large span stair, reduces the requirement of hanging device, and there is construction is simple good engineering to promote
Value.
Detailed description of the invention
Fig. 1 is the floor map that the steel reinforced concrete assembling stair of section are poured after being arranged in the utility model embodiment；
Fig. 2 is the A-A cross-sectional view of Fig. 1；
Fig. 3 is the B-B cross-sectional view of Fig. 1；
In figure, section is poured after 1- prefabricated bench a, 2- prefabricated bench b, 3-, 4- hangs nail, 5- pin key hole to be provided, 6- gangboard top
Vertical muscle, 7- gangboard board bottom indulge muscle, 8- gangboard distributing reinforcement, 9- gangboard reinforcing rib, 10- distributing reinforcement welded connecting connector.
Specific embodiment
The utility model is described in detail with reference to the accompanying drawings and examples.
Shown in referring to Fig.1~Fig. 3, the armored concrete dress of section is poured after being arranged in a kind of embodiment provided by the utility model
With formula stair, including multiple prefabricated bench being parallel to each other, section 3 is poured after being equipped between each prefabricated bench, between each prefabricated bench
It is horizontally-spliced that section 3 is poured after, after pour and be equipped with reserved distributing reinforcement in section 3, be equipped with multiple suspension centres and pin in each prefabricated bench
Key hole to be provided 5, pin key hole to be provided 5 are distributed in the both ends of prefabricated bench, and pin key hole to be provided 5 is made for pin key to be arranged by pin key
Prefabricated bench is connect with cast-in-place terraced beam.
Further, the width that section 3 is poured after is 300mm.
Further, the number of prefabricated bench is 2, respectively prefabricated bench a1 and prefabricated bench b2.
Further, a concrete absolute altitude higher than the concrete of prefabricated bench for section 3 is poured after.
Further, a concrete label higher than the concrete of prefabricated bench for section 3 is poured after.
Further, 4 suspension centres are equipped in each prefabricated bench, 4 suspension centres are divided into two groups, and two groups of suspension centres are symmetrical
In the both ends of prefabricated bench；Suspension centre is to hang nail 4.
Further, each of prefabricated bench horizontal segment of marking time is equipped with gangboard distributing reinforcement 8, the plate face and plate of prefabricated bench
Bottom is respectively equipped with multiple gangboard upper longitudinal bars 6 and gangboard board bottom indulges muscle 7, and gangboard upper longitudinal bar 6 and gangboard board bottom are indulged muscle 7 and divided respectively
It is distributed in the upper side and lower side of gangboard distributing reinforcement 8；So that prefabricated bench is accepted power raising, meets and rely on needs.
Further, the inside of gangboard distributing reinforcement 8 is equipped with gangboard reinforcing rib 9.
Further, gangboard distributing reinforcement 8 stretches out in the outside of prefabricated bench, and the reserved distributing reinforcement in section 3, phase are poured as after
Distributing reinforcement, which is connected with, between the gangboard distributing reinforcement 8 that adjacent prefabricated bench is stretched out is welded to connect connector 10；An entirety is formed, is improved
The intensity of entire stair.
Further, gangboard distributing reinforcement 8 is C-shaped, the gangboard when number of prefabricated bench is 2, in two prefabricated bench
Distributing reinforcement 8 is symmetrical arranged, and two C-shaped gangboard distributing reinforcements 8 are welded to connect connector 10 by distributing reinforcement and connect, and forms an integral loop
Shape；Further enhance the globality and stressed effect of entire bench.
Working principle of the utility model is:
One complete bench branch be divided into prefabricated bench a1, prefabricated bench b2 and after pour 3 three parts of section, prefabricated ladder
Section a1, prefabricated bench b2 pour section 3 and are connected to become an entirety after passing through.In implementation process, first by prefabricated bench a1 and in advance
For bench b2 processed in the prefabricated completion of specialized factory, prefabricated bench a1 is identical with prefabricated bench b2 arrangement of reinforcement；Mistake of the prefabricated bench in production
Cheng Zhong, prefabricated bench a1 and prefabricated bench b2 reserve the gap 300mm in connecting portion, distributing reinforcement 8 are reserved in interstice coverage, in advance
Distributing reinforcement length is stayed to meet specification connection request, as shown in FIG. 1 to 3；It is pre-buried on gangboard prefabricated bench a1 and prefabricated bench b2
Nail 4 is hung, is at the construction field (site) respectively lifted prefabricated bench a1 and prefabricated bench b2 using hanging device in place.Terraced beam is cast-in-place
When pre-buried pin key, have pin key hole to be provided 5 at gangboard prefabricated bench a1 and prefabricated bench b2, the connection of gangboard and terraced beam uses pin key
Connection, the setting of hold-down support and sliding support and connecting structure are the same as conventional assembled stair construction.By prefabricated bench a1 and
The gangboard distributing reinforcement 8 that prefabricated bench b2 pours fragment position after is welded to connect, then using an absolute altitude higher than prefabricated gangboard
Concrete carries out cast in situs, and prefabricated bench a1, prefabricated bench 2 pour the connection of section 3 and form complete bench after passing through.
The utility model provides the steel reinforced concrete assembling staircase structure that section is poured after a kind of setting, bench one is divided is
Two, it is divided into the spans such as two, the parallel prefabricated bench of equal in width, pours section after 300mm is set between two prefabricated bench；Institute
Assembled stair are stated to include two parallel prefabricated bench and pour section composition after connecting two prefabricated bench；Described two parallel bench
On be respectively set there are four suspension centre and two pin key hole to be provided 5；Pour the assembled position that two bench are arranged in section after described, and
After pour segment limit reserve bench horizontal distribution muscle；After the completion of described two parallel prefabricated bench are prefabricated, lifting in place, pours section after
Place is welded to connect the prefabricated bench in two sides and reserves distributing reinforcement, then casting concrete, and Assembled Building is trapezoidal at a complete bench, ladder
Section is connect with cast-in-place terraced beam by pin key.
Further, described two parallel bench are along bench direction single load bearing, the plate face of two bench, board bottom, water
The arrangement of reinforcement of flat section is all the same, the plate face of bench, board bottom, horizontal segment arrangement of reinforcement be respectively that gangboard upper longitudinal bar 6, gangboard board bottom indulge muscle
7 and gangboard distributing reinforcement；The connection of two bench and terraced beam is the same as conventional assembled stair.
Further, section connection is poured after the use, prevents two prefabricated bench from deforming in edge joint position inconsistent, if gangboard
There are surface layer or tapestry brick in face, and the connection of this piece can prevent edge joint position from generating crack.
Further, it is poured after after distribution bar is welded to connect at section, with the coagulation of a label higher than prefabricated bench
Soil is poured.
Using the assembled staircase structure for pouring section after the setting of the utility model, carry out that the novel fabricated stair are installed
Construction method are as follows:
(1) tailored template batch production precast concrete standard bench is used, and is conserved to concrete design strength, and in ladder
Plate side reserved water divides cloth muscle equally, and length in reserve meets anchoring and requires；
(2) the pre-buried pin key on terraced beam；
(3) prefabricated standard bench is transported to construction site, prefabricated bench is lifted in place, terraced beam and bench progress pin key
Connection, connection method is the same as conventional assembled stair；The gap 300mm is reserved between two prefabricated bench, by bench within the scope of 300mm
Distributing reinforcement is welded to connect, and is then poured using a concrete higher than prefabricated bench, precast stair installation production
It completes.
In conclusion the utility model discloses the steel reinforced concrete assembling stair for pouring section after a kind of setting, it will be common
Bench be divided into three parts, after 300mm between the spans such as two, the parallel bench of equal in width and two bench
Pour section.Suspension centre and two pin key hole to be provided 5 there are four being respectively set in described two parallel bench；Section is poured after described to be arranged two
The assembled position of a bench, and pour segment limit after and reserve bench horizontal distribution muscle；After the completion of described two parallel bench are prefabricated,
Lifting in place, pours after and is welded to connect bench reserved distributing reinforcement in two sides at section, then using the mixed of a label higher than prefabricated bench
Solidifying soil carries out cast in situs, and Assembled Building is trapezoidal at a complete bench, and bench is connect with cast-in-place terraced beam by pin key.This is practical
The novel advantage for having conventional assembled stair, work progress is quick, can be with large batch of batch production Prefabrication, and passes through
The mode of segmentation solves the problems, such as large span assembled stair because from great and need using large-tonnage tower crane, construction party
Face, it is at low cost, there is preferable engineering promotional value.
Above is only the preferred embodiment of the utility model, cannot limit the power of the utility model with this certainly
Sharp range, therefore equivalence changes made according to the patent scope of the utility model, still belong to the protection scope of the utility model.
Claims (10)
1. pouring the steel reinforced concrete assembling stair of section after a kind of setting, which is characterized in that including it is multiple be parallel to each other it is prefabricated
Bench pours section after being equipped between each prefabricated bench, and it is horizontally-spliced to pour section after passing through between each prefabricated bench, after pour be equipped in section it is pre-
Distributing reinforcement is stayed, multiple suspension centres and pin key hole to be provided are equipped in each prefabricated bench, pin key hole to be provided is distributed in prefabricated bench
Both ends.
2. pouring the steel reinforced concrete assembling stair of section after setting according to claim 1, which is characterized in that after pour section
Width is 200mm~400mm.
3. pouring the steel reinforced concrete assembling stair of section after setting according to claim 1, which is characterized in that prefabricated bench
Number be 2, respectively prefabricated bench a and prefabricated bench b.
4. pouring the steel reinforced concrete assembling stair of section after setting according to claim 1, which is characterized in that after pour section
A concrete absolute altitude higher than the concrete of prefabricated bench.
5. pouring the steel reinforced concrete assembling stair of section after setting according to claim 1, which is characterized in that after pour section
A concrete label higher than the concrete of prefabricated bench.
6. pouring the steel reinforced concrete assembling stair of section after setting according to claim 1, which is characterized in that each prefabricated
4 suspension centres are equipped in bench, 4 suspension centres are divided into two groups, and two groups of suspension centres are symmetrically distributed in the both ends of prefabricated bench.
7. pouring the steel reinforced concrete assembling stair of section after setting according to claim 1, which is characterized in that prefabricated bench
Each of horizontal segment of marking time be equipped with gangboard distributing reinforcement, the plate face and board bottom of prefabricated bench are respectively equipped with multiple gangboard upper longitudinal bars
Muscle is indulged with gangboard board bottom, gangboard upper longitudinal bar and gangboard board bottom indulge the upper side and lower side that muscle is distributed in gangboard distributing reinforcement respectively.
8. pouring the steel reinforced concrete assembling stair of section after setting according to claim 7, which is characterized in that gangboard distribution
The inside of muscle is equipped with gangboard reinforcing rib.
9. pouring the steel reinforced concrete assembling stair of section after setting according to claim 7, which is characterized in that gangboard distribution
Muscle stretches out in the outside of prefabricated bench, and the reserved distributing reinforcement in section, the gangboard distributing reinforcement that contiguous prefabricated bench is stretched out are poured as after
Between be connected with distributing reinforcement be welded to connect connector.
10. pouring the steel reinforced concrete assembling stair of section after setting according to claim 9, which is characterized in that gangboard point
Cloth muscle is C-shaped, and the number of prefabricated bench is 2, and the gangboard distributing reinforcement in two prefabricated bench is symmetrical arranged, two C-shaped gangboards
Distributing reinforcement is welded to connect connector connection by distributing reinforcement, and formation one is integral ring-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820927022.6U CN208363460U (en) | 2018-06-15 | 2018-06-15 | The steel reinforced concrete assembling stair of section are poured after a kind of setting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820927022.6U CN208363460U (en) | 2018-06-15 | 2018-06-15 | The steel reinforced concrete assembling stair of section are poured after a kind of setting |
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| Publication Number | Publication Date |
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| CN208363460U true CN208363460U (en) | 2019-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820927022.6U Active CN208363460U (en) | 2018-06-15 | 2018-06-15 | The steel reinforced concrete assembling stair of section are poured after a kind of setting |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110409722A (en) * | 2019-08-07 | 2019-11-05 | 浙江东南建筑设计有限公司 | A kind of assembled staircase structure and its construction method |
| CN113323300A (en) * | 2021-05-06 | 2021-08-31 | 浙江省建工集团有限责任公司 | Beam type stair convenient to demould and manufacturing method thereof |
-
2018
- 2018-06-15 CN CN201820927022.6U patent/CN208363460U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110409722A (en) * | 2019-08-07 | 2019-11-05 | 浙江东南建筑设计有限公司 | A kind of assembled staircase structure and its construction method |
| CN113323300A (en) * | 2021-05-06 | 2021-08-31 | 浙江省建工集团有限责任公司 | Beam type stair convenient to demould and manufacturing method thereof |
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