CN208455983U - A kind of building precast stair - Google Patents
A kind of building precast stair Download PDFInfo
- Publication number
- CN208455983U CN208455983U CN201821093284.3U CN201821093284U CN208455983U CN 208455983 U CN208455983 U CN 208455983U CN 201821093284 U CN201821093284 U CN 201821093284U CN 208455983 U CN208455983 U CN 208455983U
- Authority
- CN
- China
- Prior art keywords
- stage body
- precast stair
- frame
- inclined ladder
- step body
- Prior art date
- 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 - Fee Related
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- Steps, Ramps, And Handrails (AREA)
Abstract
The utility model discloses a kind of building precast stair, including precast stair ontology, the precast stair ontology includes top stage body, bottom stage body, inclined ladder body and step body, the top stage body and bottom stage body are separately positioned on the top and bottom of inclined ladder body, it is uniformly distributed on inclined ladder body surface face between top stage body and bottom stage body and is provided with step body, one group is embedded on the step body of bottom stage body or top stage body for facilitating longitudinal built-in fitting of lifting, one group is embedded on the inclined ladder body sidewall of bottom stage body or top stage body for facilitating overturning, the lateral built-in fitting of demoulding.The utility model reasonable structural arrangement can improve the positional accuracy of precast stair, facilitate the demoulding, overturning and installation of entire stair.
Description
Technical field
The utility model relates to building fittings technical field, specially a kind of building precast stair.
Background technique
Current stair construction, usually assembling reinforcement after the supporting module of scene, casting concrete, continuous water seasoning 14
It, just can make concrete strength reach C30, then manually pick chisel to stairwell surface again and do hair, then row pastes ceramic tile.Whole process
It takes a lot of work laborious, sewage dust noise is serious, and there are many rubbish.The concept of precast stair was proposed in recent years: stair were used in factory
Dental lamina and formwork are pre-formed, to construction site after directly installed, do not need supporting module, do not need water seasoning yet,
Water resource and curing time are saved, is greatly shortened the construction period.Due to waviness of marking time, steel plate inside corresponding step body of marking time
Piece position not only influence component effect, be also unfavorable for fixed operation；And traditional precast stair splicing assembling process in,
The positional accuracy of position is lower, influences installation accuracy and effect.
Utility model content
It is mentioned above in the background art to solve the purpose of this utility model is to provide a kind of building precast stair
Problem.
To achieve the above object, the utility model provides the following technical solutions:
A kind of building precast stair, including precast stair ontology, the precast stair ontology include top stage body, bottom
Portion's step body, inclined ladder body and step body, the top stage body and bottom stage body be separately positioned on inclined ladder body top and
Bottom is uniformly distributed on the inclined ladder body surface face between top stage body and bottom stage body and is provided with step body, close to bottom platform
One group is embedded on the step body of rank body or top stage body for facilitating longitudinal built-in fitting of lifting, close to bottom stage body or
One group is embedded on the inclined ladder body sidewall of top stage body for facilitating the lateral built-in fitting of overturning, demoulding.
Preferably, one group of top positioning through hole passed through for spacer bar, bottom platform are offered on the top stage body
One group of bottom positioning through hole passed through for spacer bar is offered on rank body.
Preferably, it is provided with top rebars frame in the top stage body, is provided with bottom reinforcement bars in bottom stage body
Frame.
Preferably, the upper reinforcing bar framework and lower reinforcing bar framework for being parallel to each other and being in tilted layout are provided in the inclined ladder body,
Respectively with top rebars frame and bottom reinforcement bars frame binding and fixing, the both ends of lower reinforcing bar framework are distinguished at the both ends of upper reinforcing bar framework
With top rebars frame and bottom reinforcement bars frame binding and fixing.
Preferably, the step body includes gusset step body and without gusset step body, has in gusset step body and is provided with
Inverted L-type steel plate, L-type steel plate two sides side, which is extended with to show consideration for lower reinforcing steel bar frame, closes fixed extension board, the no gusset
Step body is distributed in the top and bottom of gusset step body.
Preferably, the top rebars frame is made of with bottom reinforcement bars frame mutually isostructural steel bar framework, reinforcing bar
Frame by multiple rectangle reinforcing steel bar frames being parallel to each other and connection reinforcing bar form, connection reinforcing bar in the longitudinal direction respectively with it is corresponding
Rectangle reinforcing steel bar frame binding and fixing.
Preferably, the upper surface of the top stage body and step body offers anti-skidding bar groove.
Compared with prior art, the utility model has the beneficial effects that offering one group on top stage body for positioning steel
The top positioning through hole that muscle passes through offers one group of bottom positioning through hole passed through for spacer bar on bottom stage body, when needing
When wanting assembly, top positioning through hole inserts spacer bar after being aligned with bottom positioning through hole, that is, the positioning of precast stair can be improved
Accuracy；Step body wavy distribution on inclined ladder body forms the L-type steel plate for having extension board, L-type steel plate after steel plate bending
It shows consideration for close with lower reinforcing steel bar frame and fix, this is reasonable in design, neither influence component effect, and operates convenient for binding and fixing；It is longitudinal
The setting of built-in fitting and lateral built-in fitting, facilitates the demoulding, overturning and installation of entire stair.The utility model structure arrangement is closed
Reason, can improve the positional accuracy of precast stair, facilitate the demoulding, overturning and installation of entire stair.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that a kind of building precast stair are overlooked；
Fig. 2 is a kind of structural schematic diagram of building precast stair side view；
Fig. 3 is a kind of structural schematic diagram of building precast stair side perspective.
In figure: 1- bottom stage body, the bottom 11- positioning through hole, 12- bottom reinforcement bars frame, 2- top stage body, the top 21-
Portion's positioning through hole, 22- top rebars frame, 3- inclined ladder body, reinforcing bar framework under 31-, the upper reinforcing bar framework of 32-, 4- step body, 41-
Anti-skidding bar groove, 42- is without gusset step body, and 43- has a gusset step body, 5- transverse direction built-in fitting, the longitudinal direction 6- built-in fitting, 7-L shape steel plate,
71- extension board.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of building precast stair, including prefabricated building
Terraced ontology, the precast stair ontology include top stage body 2, bottom stage body 1, inclined ladder body 3 and step body 4, the top
Portion's step body 2 and bottom stage body 1 are separately positioned on the top and bottom of inclined ladder body 3, top stage body 2 and bottom stage body 1
Between 3 surface of inclined ladder body on be uniformly distributed and be provided with step body 4, close to bottom stage body 4 or the step body of top stage body 2
One group is embedded on 4 for facilitating longitudinal built-in fitting 6 of lifting, close to bottom stage body 1 or the inclined ladder body 3 of top stage body 2
One group is embedded on side wall for facilitating the lateral built-in fitting 5 of overturning, demoulding.Longitudinal built-in fitting 6 can use longitudinal bolt cylinder
Body, lateral built-in fitting 5 can be using laterally pre-buried cylinders.
Wherein, one group of top positioning through hole 21 passed through for spacer bar, bottom platform are offered on the top stage body 2
One group of bottom positioning through hole 11 passed through for spacer bar is offered on rank body 1.
It is provided with top rebars frame 22 in the top stage body 2, bottom reinforcement bars frame is provided in bottom stage body 1
12。
The upper reinforcing bar framework 32 and lower reinforcing bar framework 31 that are parallel to each other and are in tilted layout are provided in the inclined ladder body 3, on
The both ends of reinforcing bar framework 32 respectively with 21 binding and fixing of top rebars frame 22 and bottom reinforcement bars frame, the two of lower reinforcing bar framework 31
End respectively with 21 binding and fixing of top rebars frame 22 and bottom reinforcement bars frame.
The step body 4 includes gusset step body 43 and without gusset step body 42, has in gusset step body 43 and is provided with
Inverted L-type steel plate 7,7 two sides side of L-type steel plate is extended with and is bonded fixed extension board 71 with lower reinforcing bar framework 31, described
No gusset step body 42 is distributed in the top and bottom of gusset step body 43.
The top rebars frame 22 is made of with bottom reinforcement bars frame 12 mutually isostructural steel bar framework, steel bar framework
By multiple rectangle reinforcing steel bar frames being parallel to each other and connection reinforcing bar form, connection reinforcing bar in the longitudinal direction respectively with corresponding square
Shape reinforcing steel bar frame binding and fixing；The upper surface of the top stage body 2 and step body 4 offers anti-skidding bar groove 41.
One group of top positioning through hole 21 passed through for spacer bar is offered on top stage body 2, is opened on bottom stage body 1
The bottom positioning through hole 11 passed through equipped with one group for spacer bar, when needing assembled, top positioning through hole 21 and bottom are positioned
Through-hole 11 inserts spacer bar after being aligned, that is, the positional accuracy of precast stair can be improved；Step body 4 is in wave on inclined ladder body 3
Shape wave is distributed, and the L-type steel plate 7 for having extension board 71 is formed after steel plate bending, and L-type steel plate 7 is bonded fixation with lower reinforcing bar framework 31,
This is reasonable in design, neither influence component effect, and operates convenient for binding and fixing；Longitudinal built-in fitting 6 and lateral built-in fitting 5
Setting, facilitates the demoulding, overturning and installation of entire stair.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (7)
1. a kind of building precast stair, including precast stair ontology, it is characterised in that: the precast stair ontology includes top
Step body, bottom stage body, inclined ladder body and step body, the top stage body and bottom stage body are separately positioned on inclined ladder body
Top and bottom, be uniformly distributed on the inclined ladder body surface face between top stage body and bottom stage body and be provided with step body, lean on
One group is embedded on the step body of nearly bottom stage body or top stage body for facilitating longitudinal built-in fitting of lifting, close to bottom
One group is embedded on the inclined ladder body sidewall of step body or top stage body for facilitating the lateral built-in fitting of overturning, demoulding.
2. a kind of building precast stair according to claim 1, it is characterised in that: offered on the top stage body
It is fixed to offer the bottom that one group passes through for spacer bar on bottom stage body for one group of top positioning through hole passed through for spacer bar
Position through-hole.
3. a kind of building precast stair according to claim 1, it is characterised in that: be provided in the top stage body
Top rebars frame is provided with bottom reinforcement bars frame in bottom stage body.
4. a kind of building precast stair according to claim 3, it is characterised in that: be provided in the inclined ladder body mutually
Upper reinforcing bar framework and lower reinforcing bar framework parallel and be in tilted layout, the both ends of upper reinforcing bar framework respectively with top rebars frame and bottom
Portion's steel bar framework binding and fixing, the both ends of lower reinforcing bar framework respectively with top rebars frame and bottom reinforcement bars frame binding and fixing.
5. a kind of building precast stair according to claim 4, it is characterised in that: the step body includes gusset platform
Rank body and without gusset step body, has and is provided with inverted L-type steel plate in gusset step body, L-type steel plate two sides side is extended with
It is shown consideration for lower reinforcing steel bar frame and closes fixed extension board, the no gusset step body is distributed in the top and bottom of gusset step body.
6. a kind of building precast stair according to claim 3, it is characterised in that: the top rebars frame and bottom
Steel bar framework is made of mutually isostructural steel bar framework, and steel bar framework is by multiple rectangle reinforcing steel bar frames being parallel to each other and connection
Reinforcing bar composition, connection reinforcing bar in the longitudinal direction respectively with corresponding rectangle reinforcing steel bar frame binding and fixing.
7. a kind of building precast stair according to claim 1, it is characterised in that: the top stage body and step body
Upper surface offer anti-skidding bar groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821093284.3U CN208455983U (en) | 2018-07-11 | 2018-07-11 | A kind of building precast stair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821093284.3U CN208455983U (en) | 2018-07-11 | 2018-07-11 | A kind of building precast stair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208455983U true CN208455983U (en) | 2019-02-01 |
Family
ID=65171223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821093284.3U Expired - Fee Related CN208455983U (en) | 2018-07-11 | 2018-07-11 | A kind of building precast stair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208455983U (en) |
-
2018
- 2018-07-11 CN CN201821093284.3U patent/CN208455983U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190201 Termination date: 20190711 |