CN202450720U - Concrete prefabricated stair component - Google Patents
Concrete prefabricated stair component Download PDFInfo
- Publication number
- CN202450720U CN202450720U CN2012200207893U CN201220020789U CN202450720U CN 202450720 U CN202450720 U CN 202450720U CN 2012200207893 U CN2012200207893 U CN 2012200207893U CN 201220020789 U CN201220020789 U CN 201220020789U CN 202450720 U CN202450720 U CN 202450720U
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- China
- Prior art keywords
- stair
- halfpace
- concrete prefabricated
- landing
- main body
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model discloses a concrete prefabricated stair component which comprises at least one section of stair and a stair platform used for supporting the stair, wherein the at least one section of stair is in an integrated structure through one-step forming, and the end parts of the stair are in lap joint with the stair platform. In the prior art, the stairs used in the construction of buildings are manufactured through cast-in-place mode in the construction site, so that the following defects are caused: the construction is complicated, the construction period is long, the construction cost is high and the quality is difficult to ensure, and aiming at the defects, the utility model provides the concrete prefabricated stair component which is integrally fabricated in a factory, only needs to be hoisted in the construction site, saves the construction period and is low in cost.
Description
Technical field
The utility model relates to a kind of concrete precast element, relates in particular to a kind of concrete prefabricated stair module.
Background technology
In building trade; It is cast-in-place stair that stair in the building are built what generally adopt at present, and the step of cast-in-place stair is: the bottom reinforcement bars of a stair bed die, colligation stair tread, a stair side form, all the other reinforcing bars of colligation stair, mark time template, concreting, maintenance to form removal.There are a lot of problems in cast-in-place stair: the firstth, and the stair Mold Making is complicated, and can not reuse, and has increased the cost expenditure, and the secondth, the maintenance required time after the stair cast is long, and construction speed is slow.The 3rd is that site operation and operator's construction level have much relations; Quality can not get effective guarantee; The 4th is because cast-in-place, and the job site can produce a lot of waste materials such as building waste, and the scene mixing of blunging; Processing cement paste can pollute at the construction field (site), makes that job site environment and execution conditions are relatively poor.The 5th is the operation of on-the-spot high-altitude long period, and there is safety problem in the constructor.
The utility model content
The technical problem that the utility model will solve is; To stair in the building in the prior art is that cast-in-place the processing in job site makes that construction is complicated, the construction period is long, construction cost is high and the difficult defective that guarantees of quality; Provide a kind of stair are carried out in factory integral prefabricated, the concrete prefabricated stair module that the job site only need lift, saves the construction period, cost is low.
The utility model solves the technical scheme that its technical problem adopted: a kind of concrete prefabricated stair module; Comprise a flight of stairs and the halfpace that is used for the support stair at least; Said a flight of stairs at least is one-time formed integrative-structure, and said stair end overlaps on said halfpace.
In the said concrete prefabricated stair module; Said stair comprise at least two sections; Staggered being obliquely installed between at least two sections stair; And two neighboring sections stair incline direction is opposite, and said stair end is provided with the landing of level, and two adjacent said stair link into an integrated entity through said landing.
In the said concrete prefabricated stair module, said stair are obliquely installed one section, and said stair end is provided with the landing of level, and said stair and said landing are structure as a whole.
In the said concrete prefabricated stair module, said halfpace comprises the halfpace main body and extends the overlap joint platform in halfpace main body one side that said landing overlaps on said overlap joint platform and said landing end face flushes with said halfpace main body end face.
In the said concrete prefabricated stair module, said halfpace main body is respectively equipped with the horizontal adjustment bolt that is used to regulate the stair levelness with overlapping on the platform.
In the said concrete prefabricated stair module, said stair one side is provided with the handrail erecting bed that is used to install handrail.
In the said concrete prefabricated stair module, said stair two ends are provided with and are used to install the locating hole that the back positions stair.
In the said concrete prefabricated stair module, be embedded with the lifting part that is used to lift on the said stair.
In the said concrete prefabricated stair module, be embedded with in the said halfpace and be used for lighting device that staircase is thrown light on.
In the said concrete prefabricated stair module, said lighting device comprises pre-buried lamp box and pre-embedded pipe.
In the utility model; Be employed in stair and the halfpace that is used for the support stair that prefabrication goes out at least one section integrative-structure; Just the ability direct splicing goes out the stair of building; And,, and combining of stair and halfpace entire effective formed the assembly component of staircase through precast concrete stair and halfpace respectively because the concrete prefabricated stair module of the utility model includes only two parts-stair and halfpace.Wherein the integral body of stair is stressed to the structure on two sides wall by halfpace, and halfpace is simply installed at the construction field (site) and got final product; Again stair are lifted on the halfpace, just can be fast stair splicing in house be accomplished, installs simple and conveniently, can satisfy use through later positions adjustment, surface and connection processing again, guaranteed that the operability and the quality of stair installations meets the requirements.The utility model is in factory, to adopt the punching block unified quantization to produce, and production environment is controlled, and fluid concrete is convenient in the mould, the quality assurance that is easy to get, all dimensional errorss can be controlled in ± 3mm in.
The utility model is built simple, and waste materials such as job site building waste are less, and the minimizing of on-the-spot water, and job site environment and execution conditions are improved, and construction speed, quality are easy to guarantee, meet the demand for development of housing industrialization.
Since staircase integral body be divided into two partly prefabricated after, the construction that simple lifting can be accomplished staircase only need be passed through in the job site, thereby has guaranteed the job safety of job site.
Description of drawings
To combine accompanying drawing and embodiment that the utility model is described further below, in the accompanying drawing:
Fig. 1 is the structural representation of the utility model embodiment a flight of stairs;
Fig. 2 is the structural representation of at least two sections stair of the utility model embodiment;
Fig. 3 is the vertical view of Fig. 2;
Fig. 4 is the structural representation of the utility model embodiment halfpace;
Fig. 5 is that the utility model embodiment halfpace is installed in the structural representation on the structural wall;
Fig. 6 is the layout viewing that spool is overlooked in the utility model embodiment halfpace;
Fig. 7 is the layout viewing of spool side in the utility model embodiment halfpace.
The specific embodiment
Understand for technical characterictic, purpose and effect to the utility model have more clearly, contrast the specific embodiment that accompanying drawing specifies the utility model at present.
Shown in Fig. 1～7, a kind of concrete prefabricated stair module comprises a flight of stairs 1 and the halfpace 2 that is used for support stair 1 at least, and said a flight of stairs at least 1 is one-time formed integrative-structure, and said stair 1 two ends overlap on said halfpace 2.The assembly of the utility model is the main member that forms 1 on building stair, and wherein halfpace 2 is supporting parts, and stair 1 are to overlap on halfpace 2, and the integral body of stair 1 is stressed to the structure on two sides wall by halfpace 2.The hop count of the stair 1 that are prefabricated in the factory can be confirmed according to actual needs; Can be a flight of stairs 1, two sections stair 1, also can be three sections stair 1, four sections multistages such as stair 1, because in factory's easy construction; And the site operation lifting is convenient, and preferred stair 1 are processed one section, two sections stair 1.No matter be a flight of stairs 1, two sections stair 1 or the multistage stair 1 more than three sections; All be through the prefabricated one-time formed integrative-structure of mould, in factory, make the construction operation that stair 1 have been avoided the high-altitude long period, and in factory, adopt the punching block unified quantization to produce; Production environment is controlled; Fluid concrete is convenient in the mould, the quality assurance that is easy to get, all dimensional errorss can be controlled in ± 3mm in.
The shape of every section stair 1 does not limit, and can be different shapes such as inclination vertical ladder, spiral stairs 1.
As shown in Figure 1; Be the stair 1 of a segment structure; This is the simplest structure in the precast concrete stair 1; Include only a flight of stairs 1 that tilts to a direction, the two ends of stair 1 are respectively equipped with the landing 12 of level, and the landing 12 of level just is installed on the structural wall of load-bearing through halfpace 2.Said stair 1 side is provided with the handrail erecting bed 14 that is used to install handrail; Handrail erecting bed 14 is an integrative-structure with stair 1; It is relevant that the shape of handrail erecting bed 14 and handrail are provided with shape; Do not limit at this, handrail erecting bed 14 is and the identical integral platform in stair 1 angle of inclination in the present embodiment, only needs on handrail erecting bed 14, to adopt fixture such as bolt that handrail is installed on the handrail erecting bed 14 and gets final product.
Like Fig. 2, shown in 3 at least two sections stair 1; Interlaced being obliquely installed between at least two sections the stair 1; And the incline direction of two neighboring sections stair 1 is opposite, and stair 1 order of multistage forms upstairs or downstairs arranges, and each said stair 1 end is provided with landing 12; Two adjacent said stair 1 shared halfpaces 2, two promptly adjacent said stair 1 link into an integrated entity through said halfpace 2.Two neighboring sections stair 1 angle of inclination is according to the space decision of 1 on building interfloor height and stair.
As shown in Figure 4 is halfpace 2 structures, and shown in Figure 5 is the installation relation of halfpace 2 and structural wall 100.Said halfpace 2 comprises halfpace main body 21 and extends overlap joint platform 22 in halfpace main body 21 1 sides; Halfpace 2 is mounted on the structural wall 100 that is oppositely arranged; Wherein the marginal portion of halfpace main body 21 and overlap joint platform 22 all overlaps on structural wall 100 in the halfpace 2, and the weight of stair 1 is carried out the transition on the structural wall 100 by halfpace 2.Halfpace 2 shape of cross sections are L shaped; Vertically part is a halfpace main body 21; Horizontal component is overlap joint platform 22, and said landing 12 overlaps on said overlap joint platform 22, and in order to realize making full use of of stair 1 turning space; Then said landing 12 end faces flush with said halfpace main body 21 end faces, and landing 12 forms whole stair 1 a turning plane with halfpace main body 21 end faces.
Like Fig. 6,7 spool layout viewings that are shown in lighting device in the halfpace 2.Present embodiment can also be embedded with the lighting device that is used to throw light at halfpace 2, and lighting device comprises pre-buried lamp box 24 and pre-embedded pipe 25, is coated with electric wire in the said pre-embedded pipe 25 and is used for to pre-buried lamp box power supply.Lamp box 24 is used for lower floor's staircase is thrown light on, and therefore has the printing opacity mouth in the halfpace bottom, and the light of lamp box 24 appears from the printing opacity mouth.Pre-embedded pipe 25 is provided with connector 251 in halfpace 2 marginal portions, and the electric wire that installs in the pre-embedded pipe 25 in connector 251 links together with the circuit of extraneous power supply, and lighting is a preferred version, also can not be provided with.
Like Fig. 2, shown in 3; Two sections with 1 the structure of going upstairs in; Every section said stair 1 side all is provided with the handrail erecting bed 14 that is used to install handrail, and handrail erecting bed 14 all is arranged on stair 1 one sides of every section stair 1 away from structural wall 100, and handrail erecting bed 14 is an integrative-structure with stair 1; It is relevant that the shape of handrail erecting bed 14 and handrail are provided with shape; Do not limit at this, handrail erecting bed 14 is and the identical integral platform in stair 1 angle of inclination in the present embodiment, only needs on handrail erecting bed 14, to adopt fixture such as bolt that handrail is installed on the handrail erecting bed 14.
Said stair 1 two ends are provided with locating hole 16, and locating hole 16 is arranged on the step of stair 1, and the quantity of locating hole 16 is that every end is provided with one at stair 1 two ends at least, when two or more are set, preferably is symmetrical set.Locating hole 16 is provided with the positioning and fixing that is used for stair 1 on the purpose; In corresponding halfpace 2, upwards passed reinforcing bar, the corresponding locating hole 16 of said reinforcing bar is when stair 1 are installed; Can stair 1 locating hole 16 is corresponding with reinforcing bar; Reinforcing bar inserts in the locating hole 16, prevents that stair 1 from moving in the horizontal direction, and has increased safety and reliability that stair 1 are fixed.Locating hole 16 can not be provided with reinforcing bar yet.Said stair 1 are embedded with the lifting part 13 that is used to lift.Lifting part 13 specifically is arranged on the step of stair 1, lifting part 13 quantity is set and the position is to satisfy: the axis of lifting back lifting is through stair 1 center of gravity place.General lifting part 13 is arranged on the step of stair 1 near the end.Lifting part 13 is symmetrical set, and on the first floor step of every section stair 1 and last one deck step, two lifting parts 13 is set in the present embodiment.Lifting part 13 is for hanging nail or reinforcing bar suspension hook, and lifting part 13 is pre-buried during fabrication in stair 1.
Like Fig. 4, shown in 5; Be respectively equipped with horizontal adjustment bolt 23 on the overlap joint platform 22 of said halfpace; Horizontal adjustment bolt 23 comprises fixture 232, the bolt 231 that is embedded on the overlap joint platform 22; Said bolt 231 bottoms are screwed onto in the fixture 232, can regulate the height that it exposes overlap joint platform 22 end faces by swivel bolt 231.Also be embedded with the lifting part 13 that is used to lift on the said halfpace 2.Lifting part 13 specifically is arranged on halfpace main body 21 and the overlap joint platform 22, lifting part 13 quantity is set with the position is to satisfy: the axis of lifting back lifting passes through the center of gravity place of halfpace 2.General lifting part 13 is arranged on and is symmetrical set two on halfpace main body 21 end faces, on overlap joint platform 22, is provided with two.Lifting part 13 is for hanging nail or reinforcing bar suspension hook, and lifting part 13 is pre-buried during fabrication in halfpace 2.
Before stair 1 are installed, regulate bolt 231 earlier to requiring level height, stair 1 are installed to halfpace 2 again, the upright position correctly and not can be rocked in the time of can guaranteeing that stair 1 are in place, thereby guarantees construction quality.
The manufacture process of stair 1: make corresponding mould by structure requirement and required specification; The reinforcing cage that colligation in advance is good hangs in stair mould and halfpace mould respectively; Relevant built-in fitting is installed and is adjusted reinforcement cover, concrete delamination is watered concrete surface is received the flat stair 1 and halfpace 2 that obtain at least one section after closely knit.Be embedded with horizontal adjustment bolt during wherein prefabricated halfpace 2, to make things convenient for the subsequent installation horizontal adjusting.
Work progress: at first; Precast concrete stair 1 and halfpace 2 are transported to the job site; Earlier halfpace 2 is installed through job site tower crane or other lift heavy equipment, and, again stair 1 are lifted on the halfpace 2 through regulating halfpace 2 leveling screws to requiring level height; The upright position correctly and not can be rocked in the time of can guaranteeing that stair 1 are in place, makes back stairs 1 is installed is conformed to quality requirements.
After the installation, the space between the two ends of precast stair 1 and the halfpace 2, pre-buried nail or the suspension hook position of hanging can be adopted high strength non-shrinkage cement grouting or filled and led up, and mark time brick or other the relevant finishings of laying stair 1 can satisfy function of use.
Claims (10)
1. a concrete prefabricated stair module is characterized in that, comprises a flight of stairs and the halfpace that is used for the support stair at least, and said a flight of stairs at least is one-time formed integrative-structure, and said stair end overlaps on said halfpace.
2. concrete prefabricated stair module according to claim 1; It is characterized in that; Said stair comprise at least two sections, staggered being obliquely installed between at least two sections stair, and two neighboring sections stair incline direction is opposite; Said stair end is provided with the landing of level, and two adjacent said stair link into an integrated entity through said landing.
3. concrete prefabricated stair module according to claim 1 is characterized in that, said stair are obliquely installed one section, and said stair end is provided with the landing of level, and said stair and said landing are structure as a whole.
4. according to claim 2 or 3 described concrete prefabricated stair modules; It is characterized in that; Said halfpace comprises the halfpace main body and extends the overlap joint platform in halfpace main body one side that said landing overlaps on said overlap joint platform and said landing end face flushes with said halfpace main body end face.
5. concrete prefabricated stair module according to claim 4 is characterized in that, said halfpace main body is respectively equipped with the horizontal adjustment bolt that is used to regulate the stair levelness with overlapping on the platform.
6. according to claim 2 or 3 described concrete prefabricated stair modules, it is characterized in that said stair one side is provided with the handrail erecting bed that is used to install handrail.
7. according to claim 2 or 3 described concrete prefabricated stair modules, it is characterized in that said stair two ends are provided with and are used to install the locating hole that the back positions stair.
8. according to claim 2 or 3 described concrete prefabricated stair modules, it is characterized in that, be embedded with the lifting part that is used to lift on the said stair.
9. according to claim 2 or 3 described concrete prefabricated stair modules, it is characterized in that, be embedded with in the said halfpace and be used for lighting device that staircase is thrown light on.
10. concrete prefabricated stair module according to claim 9 is characterized in that said lighting device comprises pre-buried lamp box and pre-embedded pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200207893U CN202450720U (en) | 2012-01-17 | 2012-01-17 | Concrete prefabricated stair component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200207893U CN202450720U (en) | 2012-01-17 | 2012-01-17 | Concrete prefabricated stair component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202450720U true CN202450720U (en) | 2012-09-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200207893U Expired - Lifetime CN202450720U (en) | 2012-01-17 | 2012-01-17 | Concrete prefabricated stair component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202450720U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104141367A (en) * | 2014-07-07 | 2014-11-12 | 张跃 | Concrete stairs with hoisting seats and connecting pieces |
| CN104153528A (en) * | 2014-08-06 | 2014-11-19 | 山东万斯达建筑工业化研究院有限公司 | Prefabricated hollow staircase |
| CN104727469A (en) * | 2015-02-16 | 2015-06-24 | 中国建筑股份有限公司 | Staircase prefabricated reinforced concrete fireproof bulkhead structure and construction method thereof |
| CN106088493A (en) * | 2016-08-05 | 2016-11-09 | 中国建筑第七工程局有限公司 | A kind of pin key connects mounting structure and the construction thereof of prefabricated bench |
| CN106499192A (en) * | 2015-09-08 | 2017-03-15 | 上海宝冶集团有限公司 | The installation method of assembled architecture precast stair |
| CN108915179A (en) * | 2018-08-14 | 2018-11-30 | 庞众 | Assembled stairs |
| CN109208835A (en) * | 2018-10-23 | 2019-01-15 | 苏州安省建筑设计有限公司 | It is a kind of to lift convenient precast stair and its installation method |
| CN110725488A (en) * | 2019-09-25 | 2020-01-24 | 锦萧建筑科技有限公司 | Construction method of fully-prefabricated stair platform |
| CN111663725A (en) * | 2020-05-12 | 2020-09-15 | 中建科技有限公司 | Fabricated stair for subway wind well and connecting method of fabricated stair and corner platforms of fabricated stair |
| CN113700239A (en) * | 2021-08-26 | 2021-11-26 | 中国二十二冶集团有限公司 | Concrete prefabricated staircase and installation and construction method thereof |
-
2012
- 2012-01-17 CN CN2012200207893U patent/CN202450720U/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104141367A (en) * | 2014-07-07 | 2014-11-12 | 张跃 | Concrete stairs with hoisting seats and connecting pieces |
| CN104153528A (en) * | 2014-08-06 | 2014-11-19 | 山东万斯达建筑工业化研究院有限公司 | Prefabricated hollow staircase |
| CN104727469A (en) * | 2015-02-16 | 2015-06-24 | 中国建筑股份有限公司 | Staircase prefabricated reinforced concrete fireproof bulkhead structure and construction method thereof |
| CN104727469B (en) * | 2015-02-16 | 2017-01-04 | 中国建筑股份有限公司 | A kind of staircase prefabricated reinforced concrete fire barrier structure and construction thereof |
| CN106499192A (en) * | 2015-09-08 | 2017-03-15 | 上海宝冶集团有限公司 | The installation method of assembled architecture precast stair |
| CN106088493A (en) * | 2016-08-05 | 2016-11-09 | 中国建筑第七工程局有限公司 | A kind of pin key connects mounting structure and the construction thereof of prefabricated bench |
| CN108915179A (en) * | 2018-08-14 | 2018-11-30 | 庞众 | Assembled stairs |
| CN109208835A (en) * | 2018-10-23 | 2019-01-15 | 苏州安省建筑设计有限公司 | It is a kind of to lift convenient precast stair and its installation method |
| CN110725488A (en) * | 2019-09-25 | 2020-01-24 | 锦萧建筑科技有限公司 | Construction method of fully-prefabricated stair platform |
| CN111663725A (en) * | 2020-05-12 | 2020-09-15 | 中建科技有限公司 | Fabricated stair for subway wind well and connecting method of fabricated stair and corner platforms of fabricated stair |
| CN113700239A (en) * | 2021-08-26 | 2021-11-26 | 中国二十二冶集团有限公司 | Concrete prefabricated staircase and installation and construction method thereof |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 518000 Guangdong province Shenzhen city Longhua District Guanlan street community residents around the old gentleman cloth small head hill area Patentee after: Shenzhen Hailong Building Technology Co. Ltd. Address before: 518110 Guangdong city of Shenzhen province Baoan District Guanlan Town Community Road No. 8 Hing Fat gentleman cloth Patentee before: Shenzhen Hailong Building Product Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170725 Address after: The Jining canal 272000 Station Road in Shandong province Jining City No. one five storey building No. 508 Patentee after: Shandong Hailong Construction Technology Co., Ltd. Address before: 518000 Guangdong province Shenzhen city Longhua District Guanlan street community residents around the old gentleman cloth small head hill area Patentee before: Shenzhen Hailong Building Technology Co. Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120926 |