CN208363461U - A kind of segmented steel reinforced concrete assembling stair - Google Patents
A kind of segmented steel reinforced concrete assembling stair Download PDFInfo
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- CN208363461U CN208363461U CN201820927141.1U CN201820927141U CN208363461U CN 208363461 U CN208363461 U CN 208363461U CN 201820927141 U CN201820927141 U CN 201820927141U CN 208363461 U CN208363461 U CN 208363461U
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- bench
- prefabricated
- prefabricated bench
- gangboard
- reinforced concrete
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Abstract
The utility model discloses a kind of segmented steel reinforced concrete assembling stair, including multiple prefabricated bench being parallel to each other, it is horizontally-spliced by prefabricated anchor between prefabricated bench, suspension centre 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 a kind of segmented steel reinforced concrete assembling stair.
Background technique
Building field at present, what is generallyd use is traditional cast-in-situ stair and common assembled stair, but is more or less all deposited
In some shortcomings.Cast-in-situ stair long construction period, progress is slow, needs to set up template, and quality is not easy to guarantee.Common assembled
Stair generally compare the stair form for being suitble to small span, and gangboard span is small, then gangboard thickness is thin, and from heavy and light, general tower crane can be with
It meets the requirements.But large span flight stair, gangboard are thick, than heavier, need to install Lifting Capacity for hoisting prefabricated component larger
Tower crane, tower crane expense is more much higher than conventional project.The utility model provides a kind of segmented steel reinforced concrete assembling building
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
The mode of segmentation solves the problems, such as large span assembled stair because from great and need to have preferable using large-tonnage tower crane
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 a kind of point
Segmentation steel reinforced concrete assembling stair 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 construction is simple has good engineering promotional value.
Used technical solution is the utility model to solve above-mentioned technical problem:
A kind of segmented steel reinforced concrete assembling stair, including multiple prefabricated bench being parallel to each other, prefabricated bench it
Between by prefabricated anchor it is horizontally-spliced, suspension centre 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.
According to above-mentioned technical proposal, the number of prefabricated bench is two, respectively prefabricated bench a and prefabricated bench b.
According to above-mentioned technical proposal, each prefabricated bench splicing side is equipped with multiple pre-buried anchors, the pre-buried anchor of every two
It is one group, the pre-buried anchor of multiple groups is spacedly distributed along prefabricated ladder length direction.
According to above-mentioned technical proposal, every group of pre-buried anchor is set to the side of marking time of prefabricated bench.
Upper side edge and downside of two pre-buried anchor Relative distributions in prefabricated bench according to above-mentioned technical proposal, in every group
Side.
According to above-mentioned technical proposal, it is welded to connect by pre-buried anchor into an entirety between prefabricated bench.
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 annular gangboard distributing reinforcement, prefabricated ladder
The plate face and board bottom of section are respectively equipped with multiple gangboard upper longitudinal bars and gangboard board bottom indulges muscle, and gangboard upper longitudinal bar and gangboard board bottom are vertical
Muscle is distributed in the upper side and lower side of annular gangboard distributing reinforcement respectively.
According to above-mentioned technical proposal, the inside quadrangle of annular gangboard distributing reinforcement is equipped with gangboard reinforcing rib.
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 structural schematic diagram of segmented steel reinforced concrete assembling stair 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;
Fig. 4 is the K partial schematic diagram of Fig. 3;
Fig. 5 is the main view of pre-buried anchor in the utility model embodiment;
Fig. 6 is the top view of Fig. 5;
In figure, the 1- prefabricated bench b of prefabricated bench a, 2-, 3- splicing seams, 4- hangs nail, 5- pin key hole to be provided, the pre-buried anchor of 6-,
7- gangboard upper longitudinal bar, 8- gangboard board bottom indulge muscle, 9- gangboard distributing reinforcement, 10- gangboard reinforcing rib.
Specific embodiment
The utility model is described in detail with reference to the accompanying drawings and examples.
Shown in referring to Fig.1~Fig. 6, segmented steel reinforced concrete assembling building in a kind of embodiment provided by the utility model
Ladder, it is horizontally-spliced by prefabricated anchor between prefabricated bench including multiple prefabricated bench being parallel to each other, between each prefabricated bench
Splicing seams 3 are formed, are equipped with suspension centre and pin key hole to be provided 5 in each prefabricated bench, pin key hole to be provided 5 is distributed in prefabricated bench
Both ends, pin key hole to be provided 5 connect prefabricated bench with cast-in-place terraced beam for pin key to be arranged, by pin key.
Further, the number of prefabricated bench is two, respectively prefabricated bench a1 and prefabricated bench b2, prefabricated bench a1
It is the spans such as two, the parallel bench of equal in width with prefabricated bench b2.
Further, each prefabricated bench splicing side is equipped with multiple pre-buried anchors 6, and the pre-buried anchor 6 of every two is one group,
The pre-buried anchor 6 of multiple groups is spacedly distributed along prefabricated ladder length direction.
Further, every group of pre-buried anchor 6 is set to the side of marking time of prefabricated bench;Pass through pre-buried anchor between prefabricated bench
Part 6 connects, and prevents two bench from deforming in edge joint position inconsistent, if there are surface layer or tapestry brick, the connection of this piece in gangboard face
It can prevent edge joint position from generating crack.
Further, two pre-buried 6 Relative distributions of anchor in every group are in the upper side edge and lower side of prefabricated bench.
Further, it is welded to connect by pre-buried anchor 6 into an entirety between prefabricated bench.
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 annular gangboard distributing reinforcement 9, the plate face of prefabricated bench
Multiple gangboard upper longitudinal bars 7 are respectively equipped with board bottom and gangboard board bottom indulges muscle 8, and gangboard upper longitudinal bar 7 and gangboard board bottom are indulged muscle 8 and divided
It is not distributed in the upper side and lower side of annular gangboard distributing reinforcement 9;So that prefabricated bench is accepted power raising, meets and rely on needs.
Further, the inside quadrangle of annular gangboard distributing reinforcement 9 is equipped with gangboard reinforcing rib 10.
Working principle of the utility model is:
As shown in Figure 1, a complete bench branch is divided into prefabricated bench a1, two parts prefabricated bench b2, it is prefabricated
Bench a1, prefabricated bench b2 make two pieces of prefabricated boards be connected to become an entirety in the pre-buried anchor 6 of edge joint position, by anchor welding.
In implementation process, first by prefabricated bench a1 and prefabricated bench b2 in the prefabricated completion of specialized factory;Prefabricated bench is in production
In the process, the pre-buried anchor 6 of prefabricated bench a1 and the corresponding side of prefabricated bench b2 edge joint position, plate face and board bottom in side are punished
Not She Zhi built-in fitting, as shown in Figure 1, Figure 2, Figure 4 shows.It is embedded on gangboard prefabricated bench a1 and prefabricated bench b2 and hangs nail 4, constructed
Scene is respectively lifted prefabricated bench a1 and prefabricated bench b2 using hanging device in place.Terraced beam pre-buried pin key when cast-in-place, ladder
There is pin key hole to be provided 5 at plate prefabricated bench a1 and prefabricated bench b2, gangboard is connect with the connection of terraced beam using pin key, hold-down support
Setting and construction with sliding support is the same as conventional assembled stair construction.Then prefabricated bench a1 and prefabricated bench b2 are being spelled
Built-in fitting at seam is welded to connect, and prefabricated bench a1, prefabricated bench 2 are welded to connect by pre-buried anchor 6 forms complete ladder
Section.
Prefabricated bench a1 is identical with prefabricated bench b2 arrangement of reinforcement, and the pre-buried anchor 6 of piece connecting portion can be spaced cloth along marking time
It sets.
The utility model provides a kind of segmented steel reinforced concrete assembling staircase structure, common bench one is divided is
Two, it is divided into the spans such as two, the parallel bench of equal in width.The assembled stair include two ladder of two parallel bench and connection
The pre-buried anchor of steel of section;Suspension centre and two pin key hole to be provided 5 there are four being respectively set in described two parallel bench;It is described pre-buried
Anchor is separately positioned on the assembled position of two bench, in the side of bench;After the completion of described two parallel bench are prefabricated, lifting
In place, the pre-buried anchor at welding splicing position, Assembled Building is trapezoidal to pass through pin key at a complete bench, bench and cast-in-place terraced beam
Connection.
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 7, gangboard board bottom indulge muscle
8 and annular gangboard distributing reinforcement 9;The connection of two bench and terraced beam is the same as conventional assembled stair.
Further, the pre-buried anchor connects this pre-buried anchor, prevents two bench in piece along spaced apart of marking time
Place's deformation is inconsistent, if there are surface layer or tapestry brick in gangboard face, the connection of this piece can prevent edge joint position from generating crack.
Using the segmented steel reinforced concrete assembling staircase structure of the utility model, carry out that the novel sectional building is installed
The construction method of ladder are as follows:
(1) tailored template batch production precast concrete standard bench is used, and is conserved to concrete design strength, and in ladder
The pre-buried steel anchor in plate side;
(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, two prefabricated bench is welded to connect in the pre-buried anchor of edge joint position, precast stair is installed.
In conclusion the utility model discloses a kind of novel sectional steel reinforced concrete assembling stair, it will be common
Bench is divided into two, and is divided into the spans such as two, the parallel bench of equal in width.The assembled stair include two parallel bench
With the pre-buried anchor of steel of two bench of connection;Suspension centre and two pin key hole to be provided there are four being respectively set in described two parallel bench
5;The pre-buried anchor is separately positioned on the assembled position of two bench, in the side of bench;Described two parallel bench are prefabricated
After the completion, in place, the pre-buried anchor at welding splicing position, Assembled Building is trapezoidal at a complete bench for lifting, bench with it is cast-in-place
Terraced beam is connected by pin key.The utility model has the advantage of conventional assembled stair, and work progress is quick, can be large batch of
Batch production Prefabrication, and solve by way of segmentation large span assembled stair because from great and need using big
The problem of tonnage tower crane has 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 (9)
1. a kind of segmented steel reinforced concrete assembling stair, which is characterized in that including multiple prefabricated bench being parallel to each other, in advance
It is horizontally-spliced by prefabricated anchor between bench processed, suspension centre and pin key hole to be provided are equipped in each prefabricated bench, pin key is reserved
Hole is distributed in the both ends of prefabricated bench.
2. segmented steel reinforced concrete assembling stair according to claim 1, which is characterized in that the number of prefabricated bench
It is two, respectively prefabricated bench a and prefabricated bench b.
3. segmented steel reinforced concrete assembling stair according to claim 1, which is characterized in that each prefabricated bench is spelled
It connects side and is equipped with multiple pre-buried anchors, the pre-buried anchor of every two is one group, and the pre-buried anchor of multiple groups is along prefabricated ladder length direction etc.
It is spaced apart.
4. segmented steel reinforced concrete assembling stair according to claim 3, which is characterized in that every group of pre-buried anchor is set
It is placed in the side of marking time of prefabricated bench.
5. segmented steel reinforced concrete assembling stair according to claim 3, which is characterized in that two in every group are pre-
Anchor Relative distribution is buried in the upper side edge and lower side of prefabricated bench.
6. segmented steel reinforced concrete assembling stair according to claim 1, which is characterized in that lead between prefabricated bench
Pre-buried anchor is crossed to be welded to connect into an entirety.
7. segmented steel reinforced concrete assembling stair according to claim 1, which is characterized in that in each prefabricated bench
4 suspension centres are equipped with, 4 suspension centres are divided into two groups, and two groups of suspension centres are symmetrically distributed in the both ends of prefabricated bench.
8. segmented steel reinforced concrete assembling stair according to claim 1, which is characterized in that each of prefabricated bench
Horizontal segment of marking time is equipped with annular gangboard distributing reinforcement, the plate face and board bottom of prefabricated bench be respectively equipped with multiple gangboard upper longitudinal bars and
Gangboard board bottom indulges muscle, and gangboard upper longitudinal bar and gangboard board bottom indulge the upper side and lower side that muscle is distributed in annular gangboard distributing reinforcement respectively.
9. segmented steel reinforced concrete assembling stair according to claim 8, which is characterized in that annular gangboard distributing reinforcement
Inside quadrangle be equipped with gangboard reinforcing rib.
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CN201820927141.1U CN208363461U (en) | 2018-06-15 | 2018-06-15 | A kind of segmented steel reinforced concrete assembling stair |
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CN201820927141.1U CN208363461U (en) | 2018-06-15 | 2018-06-15 | A kind of segmented steel reinforced concrete assembling stair |
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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 CN201820927141.1U patent/CN208363461U/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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