CN2205412Y - Prefabricated integrate stairway - Google Patents
Prefabricated integrate stairway Download PDFInfo
- Publication number
- CN2205412Y CN2205412Y CN 94209655 CN94209655U CN2205412Y CN 2205412 Y CN2205412 Y CN 2205412Y CN 94209655 CN94209655 CN 94209655 CN 94209655 U CN94209655 U CN 94209655U CN 2205412 Y CN2205412 Y CN 2205412Y
- Authority
- CN
- China
- Prior art keywords
- staircase
- reinforcing bar
- stair
- right cylinder
- precast monolithic
- 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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Abstract
The utility model relates to a prefabricated integrate stairway, which comprises at least four steel skeleton right cylinders, the upper and the lower ends of the steel skeleton right cylinder are provided with connecting and fastening devices; at least four steel skeleton cross cylinders are connected with the steel skeleton right cylinders to jointly form the basic beam columns of a floor stairway unit; at least one staircase is composed of at least one stair platform and a plurality of stairs to form the basic beam columns which are erected in the floor stairway unit; a prefabricated integral stairway can be fixed on work site ground by the connecting and fastening devices arranged at the upper and the lower ends of the steel skeleton right cylinder or be additionally overlapped with another layer of prefabricated integral stairway. The stairway hall is built firstly before the beam columns of a building on a work site are uncompleted.
Description
The utility model relates to a kind of precast monolithic staircase, refer to that especially the building beam column does not complete before, the whole staircase that can put up.
Stair be building can not lack, and the form of construction work of existing stair is broadly divided into following two kinds:
One, reinforced concrete construction mode, it is after main structure beam column, aspect, metope all complete, on metope, mark the construction pattern according to the stair size again, set up the stair template and place the template supporter, then according to shape of template ligation reinforcing bar, penetration concrete, treat that concrete tentatively solidifies after, stripping again, and then carry out cement and whitewash the leveling work of modifying.In brief, existing reinforced concrete construction mode, can divide following eight steps, promptly finish beam column metope, stair step line and draw sample, set up the stair template and place template supporter, ligation reinforcing bar, concrete placing, stripping, cement and whitewash and modify leveling and stair are decorated.This form of construction work has some shortcomings, i.e. construction is complicated, waste of manpower and material resources, need remedy shortcomings such as making programming is wayward, the ladder accuracy of marking time deficiency in the scene, often needs to whitewash to remedy.
Two, iron structure form of construction work, it is with main structure beam column, broadstep, earlier cut, set up, weld in processing factory, respectively become a single steel component, be transported to the building site then, impose repeatedly hoisting engineering, each single steel component is set up according to the sequencing assembly unit, be combined into an iron and steel staircase component, repave reinforcing bar thereafter, concrete placing and stair are decorated.It can divide the following step in regular turn, promptly in processing factory make single steel component, be transported to the building site, the post and beam structure of building is set up in lifting in regular turn, lifting sets up stair to support the beam column grade to want structure and broadstep, shop reinforcing bar, concrete placing pedal and stair decoration again.
Though this form of construction work is better than the reinforced concrete construction mode, but still following shortcoming is arranged: 1, existing its dimensional accuracy of reinforced concrete construction mode is unit with cm, and its dimensional accuracy of iron structure form of construction work is unit with mm, modern both forms of construction work are mixed uses, when mounted because of the precision difference, usually be difficult to iron structure is hung in the floor smoothly, be installed in the precalculated position.Even if 2 can overcome difficulties it is hung in the floor, iron structure also is difficult for matching with pre-embedded bolt, is difficult to pack into, even needs field machining make its cooperation, very bothers, and except that waste of manpower and material resources, even can destroy constructing structure.
The purpose of this utility model is to provide a kind of precast monolithic staircase, refer to that especially the building beam column is not finished before, the whole staircase that can in advance put up.
The purpose of this utility model is achieved in that promptly provides a kind of precast monolithic staircase, and it comprises: the reinforcing bar right cylinder more than at least four, and following two ends are provided with the linking fastening devices on this reinforcing bar right cylinder; Reinforcing bar spreader more than at least four, this reinforcing bar spreader is connected with the reinforcing bar right cylinder, and with the common basic beam column that forms a unit floor staircase of reinforcing bar right cylinder; And at least one stair, these stair are made up of at least one landing and several ladders, constitute the basic beam column of the unit's of being set up in floor staircase;
Prefabricated whole staircase, but the mat reinforcing bar right cylinder set linking fastening devices of two ends up and down is fixed in ground, building site or overlaps the prefabricated whole staircase of another layer thereon again, because of it is to preestablish mode, therefore before the building beam column is not finished, just can put up whole staircase fast and accurately.
The utility model can be finished putting up of whole staircase in advance before building site building beam column is not finished, except that saving manpower and material resources and be easy to control the duration, can also improve the making precision, makes goods more perfect, overcomes the shortcoming of prior art stair.
Below in conjunction with accompanying drawing, embodiment of the present utility model is described, wherein:
Fig. 1 is the utility model staircase embodiment schematic diagram;
Fig. 2 is another schematic diagram of the utility model staircase embodiment.
Precast monolithic staircase of the present utility model sees also Figure 1 and Figure 2, and its Part No. is 1, and it comprises: the reinforcing bar right cylinder 2 more than at least four, this reinforcing bar right cylinder two ends up and down are provided with linking fastening devices 3; Reinforcing bar spreader 4 more than at least four, this reinforcing bar spreader 4 is connected with reinforcing bar right cylinder 2, and with the common basic beam columns that form unit floor staircases of reinforcing bar right cylinder 2; And at least one stair 5, these stair 5 are made up of with several ladders 7 at least one landing 6, constitute the basic beam column of the unit's of being set up in floor staircase 1;
This precast monolithic staircase 1, but the set linking fastening devices 3 of two ends up and down of mat reinforcing bar right cylinder 2 and be fixed in ground, building site or overlap another layer precast monolithic staircase 8 thereon again, because of it is fixed with predefined style, so can put up into whole staircase fast and accurately, therefore, before even building site building beam column is not finished, can finish putting up of staircase in advance.
Above-mentioned precast monolithic staircase, also can increase at least one convergence body 9, this convergence body 9 places the upper and lower side of reinforcing bar right cylinder 2 and the upper and lower side of reinforcing bar right cylinder 2 is coated in it, the two also has fastening devices 10, so that overlap another layer precast monolithic staircase thereon again, achieve more stable and accurate connection.
Above-mentioned precast monolithic staircase, its reinforcing bar right cylinder can be hollow, can pour into cement paste.It is connected fastening devices is nut, bolt or nail and so on article.
Have, this precast monolithic staircase also can increase by one at least and strengthen reinforced concrete column 11 again, and this reinforcement reinforced concrete column 11 is connected with reinforcing bar right cylinder 2 and reinforcing bar spreader 4, to strengthen overall structure.One side of several ladders 7 then can increase a shingle nail (figure does not show), and in several ladder 7 opposite sides, then can increase by an accommodation rail 12.
Above-mentioned precast monolithic staircase, wherein stair can be the straight slope type, but stair also can have at least one turnover type, and the turning point of stair can add turnover platform 13 simultaneously.
Above-mentioned precast monolithic staircase 1, wherein have four reinforcing bar right cylinders 2 at least, can the cementation mode stand on the position that staircase is scheduled in the building site, and on ground, first floor stair lower end, can comprise at least two guide piles, so that be connected with first floor stair lower end.And wherein reinforcing bar right cylinder 2 mid portions also can be established linking fastening devices 3, with the tie point as stair turning point or turnover platform 13 places.
Claims (8)
1, a kind of precast monolithic staircase is characterized in that it comprises:
Reinforcing bar right cylinder more than at least four, reinforcing bar right cylinder two ends up and down are provided with the linking fastening devices;
Reinforcing bar spreader more than at least four, the reinforcing bar spreader is connected with the reinforcing bar right cylinder, and with the common basic beam column that forms a unit floor staircase of reinforcing bar right cylinder; And
At least one stair, stair are made up of at least one landing and several ladders, are the basic beam columns of the unit's of being set up in floor staircase;
The precast monolithic staircase, but the set linking fastening devices of two ends is fixed in ground, building site or overlaps another layer precast monolithic staircase thereon again about the mat reinforcing bar right cylinder.
2, precast monolithic staircase as claimed in claim 1 is characterized in that the reinforcing bar right cylinder is a hollow, in order to pour into cement paste.
3, precast monolithic staircase as claimed in claim 1, it is characterized in that being connected fastening devices is nut, bolt or nail class article.
4, precast monolithic staircase as claimed in claim 1 is characterized in that the reinforcing bar spreader has more than five, and at least one tilting, strengthens reinforced concrete column to form.
5, precast monolithic staircase as claimed in claim 1 is characterized in that the one or both sides of these stair are provided with accommodation rail.
6, precast monolithic staircase as claimed in claim 1 is characterized in that stair are the straight slope type.
7, precast monolithic staircase as claimed in claim 1 is characterized in that stair have a turnover layer at least.
8, precast monolithic staircase as claimed in claim 7 is characterized in that the stair turning point adds the turnover platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94209655 CN2205412Y (en) | 1994-04-07 | 1994-04-07 | Prefabricated integrate stairway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94209655 CN2205412Y (en) | 1994-04-07 | 1994-04-07 | Prefabricated integrate stairway |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2205412Y true CN2205412Y (en) | 1995-08-16 |
Family
ID=33827282
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 94209655 Expired - Fee Related CN2205412Y (en) | 1994-04-07 | 1994-04-07 | Prefabricated integrate stairway |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2205412Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102803632A (en) * | 2009-06-19 | 2012-11-28 | 吉尔斯·格雷尼尔 | Prefabricated staircase and finishing arrangement and installation method therefor |
-
1994
- 1994-04-07 CN CN 94209655 patent/CN2205412Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102803632A (en) * | 2009-06-19 | 2012-11-28 | 吉尔斯·格雷尼尔 | Prefabricated staircase and finishing arrangement and installation method therefor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |