CN206487087U - A kind of scissor stairs of sectional - Google Patents
A kind of scissor stairs of sectional Download PDFInfo
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- CN206487087U CN206487087U CN201720145582.1U CN201720145582U CN206487087U CN 206487087 U CN206487087 U CN 206487087U CN 201720145582 U CN201720145582 U CN 201720145582U CN 206487087 U CN206487087 U CN 206487087U
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Abstract
The utility model provides a kind of scissor stairs of sectional, including prefabricated overlapping landing slab, the prefabricated terraced beam of overlapping, prefabricated profiled beam and precast stair, the prefabricated overlapping landing slab is oppositely arranged on the flooring of every floor, the terraced beam of prefabricated overlapping is fixedly connected with prefabricated overlapping landing slab, to form a platform for being used to overlap described precast stair one end, the precast stair includes a sections and b sections of precast stair, a complete stair bench is connected into by prefabricated profiled beam between the two, a sections and two b sections of precast stairs of two precast stairs are connected with a prefabricated profiled beam, and described precast stair a sections and b sections of the other end be arranged on above and below the terraced beam of prefabricated overlapping of floor be respectively fixedly connected with, so that the stair of floor are staggered in X-shaped above and below connection.The scissor stairs is easy to site operation to lift, and is conducive to standardized production, ensures construction quality, save labour turnover, shorten construction period etc..
Description
Technical field
The utility model is related to skyscraper passway for escaping technical field, in particular it relates to a kind of scissors of sectional
Formula stair.
Background technology
With the development and the gradually quickening of urbanization process in epoch, it is high-rise with high-rise building demand also increasingly
Many, stair are as part essential in such building, and its work progress is also the most cumbersome.At this stage, it is most of
The stair of building use traditional cast-in-place method, i.e., build template temporarily at the construction field (site) and pouring reinforcement concrete coagulates it
Gu shaping；Due to this method need it is constantly die-filling, pour, stand, form removal etc., take a substantial amount of time and manpower, increase
Cost, the whole efficiency for having had influence on construction, and the stair quality constructed every time can not be ensured.In view of staircase area
Domain needs to support substantial amounts of template, is not easy to live material and the turnover of personnel, and due to job site lifting appliance
Limitation, is not suitable for the precast stair using overall assembled again.In summary, either in cost of labor, construction period, still
In construction quality, existing stair production method, which is all difficult to obtain in gratifying effect, industry, is badly in need of one kind both than tradition
Cast-in-place structural stair are convenient and swift and lighter than overall assembled stair handy scissor stairs fills up this blank.
Utility model content
The purpose of this utility model is a kind of simple in construction, scissor stairs that construction is convenient and safe and reliable of offer,
The problem of to solve to propose in background technology.
To achieve the above object, the utility model provides a kind of scissor stairs of sectional, including prefabricated overlapping
The terraced beam of landing slab, prefabricated overlapping, prefabricated profiled beam and precast stair, the prefabricated overlapping landing slab are oppositely arranged on every floor
Flooring on, the prefabricated terraced beam of overlapping is directly or indirectly fixedly connected with prefabricated overlapping landing slab, is used to take to form one
The platform of described precast stair one end is connect, the precast stair includes b sections of a sections of precast stair and precast stair from top to bottom, and
A complete stair bench is connected into by the prefabricated profiled beam between the two, two are connected with a prefabricated profiled beam
A sections of precast stair and two b section of precast stairs, and described precast stair a sections of upper end be arranged on above and below floor gap upper strata
Two prefabricated terraced beams of overlapping be respectively fixedly connected with, described precast stair b section of lower end be arranged on above and below floor gap lower floor
Two prefabricated terraced beams of overlapping be respectively fixedly connected with so that the stair of floor are staggered in X-shaped above and below connection.
Preferably, the prefabricated profiled beam includes a girder and is fixedly installed on the girder both sides and same with it
Length direction set two auxiliary girders, two auxiliary girders in the horizontal direction mutually stagger setting and the upper surface of the two is higher by institute
The upper surface of girder is stated, the length of the girder is twice or more of the precast stair width, and the length of the auxiliary girder is extremely
Lack equal with the width of the precast stair, and the width of precast stair can be stretched out or not stretched out in the remote end between two auxiliary girders
Degree；Described precast stair a sections of lower end is overlapped on two auxiliary girders respectively, and described precast stair b sections of upper end is overlapped on described
On girder and it is arranged side by side.
Preferably, described precast stair a sections use cast-in fixing bolt and the mode of grouting to realize two with b sections of precast stair
Person and the prefabricated terraced beam of overlapping and prefabricated profiled beam are fixedly connected.
Preferably, the prefabricated overlapping landing slab, the terraced beam of prefabricated overlapping, prefabricated profiled beam and precast stair be when mounted
Certain flexible gap is left each other, to play antihunt action.
The technical scheme that the utility model is provided has the advantages that：The scissor stairs is by the way that each component is united
One carries out factory normalization production and modularization assembling, has ensured the quality safety of stair, has saved cost of labor, shortened and apply
The work cycle and it is easy to scene to carry out construction hoisting, efficiency of construction can be effectively improved and the mixed and disorderly unordered situation in job site is avoided,
With very big economic benefit；The present invention is for the integrally scissor stairs of assembling simultaneously, and its structure design is more convenient for
Produced, transported and lifted.
Brief description of the drawings
, below will be to needed for embodiment description in order to illustrate more clearly of the technical scheme in the utility model embodiment
The accompanying drawing to be used is briefly described, it should be apparent that, drawings discussed below is only some implementations of the present utility model
Example, for those of ordinary skill in the art, on the premise of not paying creative work, can also be obtained according to these accompanying drawings
Other accompanying drawings are obtained, wherein：
Fig. 1 is the front view of the utility model preferred embodiment；
Fig. 2 is the top view of embodiment illustrated in fig. 1；
Fig. 3 is the dimensional structure diagram of the prefabricated profiled beam in embodiment illustrated in fig. 1；
In figure：1 prefabricated overlapping landing slab, the 2 prefabricated terraced beams of overlapping, 3 prefabricated profiled beams, 31 girders, 32 auxiliary girders, 4 prefabricated buildings
It is terraced a sections, 5 b sections of precast stairs, 6 cast-in fixing bolts.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the present utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The all other embodiment obtained, belongs to the scope of the utility model protection.
Referring to Fig. 1, Fig. 2 and Fig. 3, a kind of scissor stairs of sectional, including it is prefabricated overlapping landing slab 1, prefabricated folded
Terraced beam 2, prefabricated profiled beam 3 and precast stair are closed, the precast stair is designed for split-type structural and included from top to bottom pre-
Stair a sections 4 and precast stair b sections 5 processed, the staristep of two sections of precast stairs is wide and size all same of marking time.
The prefabricated overlapping landing slab 1 is oppositely arranged on the flooring of every floor, and the prefabricated terraced beam 2 of overlapping is fixedly installed
In the edge of each prefabricated overlapping bottom surface of landing slab 1 and the segment distance that stretches out, with formed one be used to overlapping it is described
The platform of precast stair one end.Connected between the precast stair a sections 4 and precast stair b sections 5 by the prefabricated profiled beam 3
One complete stair bench, and it is connected with a prefabricated profiled beam 3 two precast stair a sections 4 and two precast stair b
Section 5, the upper end of the precast stair a sections 4 and two prefabricated ladder beams 2 that overlap on the upper strata of floor gap are fixed respectively above and below being arranged on
Connection, the lower end of the precast stair b sections 5 and above and below being arranged on the lower floor of floor gap two prefabricated terraced beams 2 of overlapping respectively admittedly
Fixed connection so that the stair of floor are staggered in X-shaped above and below connection.
The prefabricated overlapping landing slab and the terraced beam of prefabricated overlapping are prefabricated, and the two by way of cast-in-place concrete with
Flooring per floor is fixedly connected.
The prefabricated profiled beam 3 include a girder 31 and be fixedly installed on the both sides of girder 31 and with its same length
Spend direction set two auxiliary girders 32, two auxiliary girders 32 in the horizontal direction mutually stagger setting and the upper surface of the two be higher by
The upper surface of the girder 31, the length of the girder 31 is twice or more of the precast stair width, the auxiliary girder 32
Length it is equal at least with the width of the precast stair, and remote end between two auxiliary girders can stretch out or not stretch out prefabricated
The width of stair；The lower end of the precast stair a sections 4 is overlapped on two auxiliary girders 32 respectively, the precast stair b sections 5 it is upper
End is overlapped on the girder 31 and is arranged side by side.
In the present embodiment, the precast stair a sections 4 and precast stair b sections 5 are using cast-in fixing bolt 6 and the side of grouting
Formula is to realize the two being fixedly connected with the prefabricated terraced beam 2 of overlapping and prefabricated profiled beam 3.
In the present embodiment, the prefabricated overlapping landing slab 1, the terraced beam 2 of prefabricated overlapping, prefabricated profiled beam 3 and prefabricated building
Ladder leaves certain flexible gap each other when mounted, to play antihunt action.
Preferred embodiment of the present utility model is the foregoing is only, patent protection model of the present utility model is not thereby limited
Enclose, for those skilled in the art, the utility model there can be various modifications and variations.In spirit of the present utility model
Within principle, any improvement or equivalent substitution that every utilization the utility model specification and accompanying drawing content are made, directly or
Other related technical fields are used in indirectly, all should be included in scope of patent protection of the present utility model.
Claims (4)
1. a kind of scissor stairs of sectional, it is characterised in that including prefabricated overlapping landing slab (1), the terraced beam of prefabricated overlapping
(2), prefabricated profiled beam (3) and precast stair, the prefabricated overlapping landing slab (1) are oppositely arranged on the flooring of every floor,
The terraced beam (2) of prefabricated overlapping is directly or indirectly fixedly connected with prefabricated overlapping landing slab (1), is used to overlap institute to form one
The platform of precast stair one end is stated, the precast stair includes precast stair a sections (4) and b sections of precast stair (5) from top to bottom,
And a complete stair bench is connected into by the prefabricated profiled beam (3) between the two, connect on a prefabricated profiled beam (3)
Be connected to two precast stairs a sections (4) and two b sections of precast stairs (5), and precast stair a sections (4) upper end with being arranged on
Two of the upper strata of the floor gap prefabricated terraced beams (2) of overlapping are respectively fixedly connected with up and down, the lower end of precast stair b section (5) and
Two of the lower floor of the floor gap prefabricated terraced beams (2) of overlapping are respectively fixedly connected with above and below being arranged on so that the building of floor above and below connection
Ladder is staggered in X-shaped.
2. the scissor stairs according to claim 1, it is characterised in that the prefabricated profiled beam (3) includes a master
Beam (31) and it is fixedly installed on the girder (31) both sides and two auxiliary girders (32) set with its same length direction, two
Auxiliary girder (32) mutually staggers the setting and upper surface of the two is higher by the upper surfaces of the girder (31) in the horizontal direction, described
The length of girder (31) is twice or more of the precast stair width, the length of the auxiliary girder (32) at least with it is described prefabricated
The width of stair is equal, and the width of precast stair can be stretched out or not stretched out in the remote end between two auxiliary girders；It is described prefabricated
The lower end of stair a sections (4) is overlapped on two auxiliary girders (32) respectively, and the upper end of precast stair b sections (5) is overlapped on the master
On beam (31) and it is arranged side by side.
3. the scissor stairs according to claim 1 or 2, it is characterised in that precast stair a sections (4) and prefabricated
Stair b sections (5) use cast-in fixing bolt (6) and the mode of grouting to realize that the two is with the prefabricated terraced beam (2) of overlapping and prefabricated
Profiled beam (3) are fixedly connected.
4. the scissor stairs according to claim 3, it is characterised in that the prefabricated overlapping landing slab (1), prefabricated folded
Close terraced beam (2), prefabricated profiled beam (3) and precast stair and leave certain flexible gap each other when mounted, it is anti-to play
Shake is acted on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720145582.1U CN206487087U (en) | 2017-02-17 | 2017-02-17 | A kind of scissor stairs of sectional |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720145582.1U CN206487087U (en) | 2017-02-17 | 2017-02-17 | A kind of scissor stairs of sectional |
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| Publication Number | Publication Date |
|---|---|
| CN206487087U true CN206487087U (en) | 2017-09-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720145582.1U Active CN206487087U (en) | 2017-02-17 | 2017-02-17 | A kind of scissor stairs of sectional |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108286314A (en) * | 2017-12-11 | 2018-07-17 | 新疆苏中建设工程有限公司 | A kind of two-way precast stair of assembled and its installation method |
| CN109750804A (en) * | 2019-01-10 | 2019-05-14 | 杭州江润科技有限公司 | Assembled stair and its construction method |
| CN109930759A (en) * | 2019-03-28 | 2019-06-25 | 中建四局第一建筑工程有限公司 | A kind of structure using prefabricated components assembling stair |
| CN113404235A (en) * | 2021-06-17 | 2021-09-17 | 广东翔顺建筑工程有限公司 | Simply-supported two-span continuous prefabricated assembled scissors stair of segmentation earlier |
| CN113802784A (en) * | 2021-09-23 | 2021-12-17 | 中国建筑西北设计研究院有限公司 | Design method and prefabricated assembled concrete shear stair |
-
2017
- 2017-02-17 CN CN201720145582.1U patent/CN206487087U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108286314A (en) * | 2017-12-11 | 2018-07-17 | 新疆苏中建设工程有限公司 | A kind of two-way precast stair of assembled and its installation method |
| CN109750804A (en) * | 2019-01-10 | 2019-05-14 | 杭州江润科技有限公司 | Assembled stair and its construction method |
| CN109930759A (en) * | 2019-03-28 | 2019-06-25 | 中建四局第一建筑工程有限公司 | A kind of structure using prefabricated components assembling stair |
| CN113404235A (en) * | 2021-06-17 | 2021-09-17 | 广东翔顺建筑工程有限公司 | Simply-supported two-span continuous prefabricated assembled scissors stair of segmentation earlier |
| CN113802784A (en) * | 2021-09-23 | 2021-12-17 | 中国建筑西北设计研究院有限公司 | Design method and prefabricated assembled concrete shear stair |
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