CN105804339B - A kind of thin webbed girder formula precast stair and its installation method separated with bench of marking time - Google Patents
A kind of thin webbed girder formula precast stair and its installation method separated with bench of marking time Download PDFInfo
- Publication number
- CN105804339B CN105804339B CN201610275907.8A CN201610275907A CN105804339B CN 105804339 B CN105804339 B CN 105804339B CN 201610275907 A CN201610275907 A CN 201610275907A CN 105804339 B CN105804339 B CN 105804339B
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- stair
- bench
- step plate
- triangle boss
- plate
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
- E04F11/02—Stairways; Layouts thereof
- E04F11/022—Stairways; Layouts thereof characterised by the supporting structure
- E04F11/025—Stairways having stringers
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
- E04F11/02—Stairways; Layouts thereof
- E04F11/09—Tread-and-riser units
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Steps, Ramps, And Handrails (AREA)
Abstract
The present invention proposes a kind of thin webbed girder formula precast stair marked time and separated with bench, and its composition includes：Stair bench, step plate, tightening latch, stair bench is the beam type bench of thin abdomen, and step plate is L-type concrete slab, and stair bench upper end both sides are provided with two row triangle boss, step plate prepackage platform is provided between each triangle boss, step plate coordinates with triangle boss to be fixedly connected.Its advantage is：The present invention is simple in construction, it is proposed that marks time and the design of thin webbed girder formula scissors ladder is separated with bench, effectively reduce the deadweight of stair, disclosure satisfy that the lift heavy requirement of conventional general tower crane；Separate type step plate and waist slab connected mode simultaneously, the connected mode is easy to operate, and connection is firm.
Description
Technical field
The present invention relates to the realm of building construction, particularly relate to it is a kind of mark time the thin webbed girder formula precast stair that is separated with bench and
Its installation method.
Background technology
Novel building industrialization obtains highest attention in the industry, country and local government with the characteristics of its energy-saving and environmental protection
Also a series of policy has been put into effect, has promoted and encourage the development of building industrialization.At present, the building industrialization in China has also been in
Step section, the production capacity of the standardized designs of assembled architecture, the maturity of construction technology and prefabricated components, which all constrains, builds
Build the mode of production that industry uses assembled architecture comprehensively.But the component part of building be by the way of Prefabrication can
Capable, therefore, my company has carried out the R＆D work of prefabricated assembled stair, plan, which develops one kind, can meet that cast-in-place structural is used
Tower crane elevating capacity meets the prefabricated scissor stairs of assembled requirement again.
According to data, existing unit is studied such stair, and its way is to be from middle one point by scissors ladder
Two block, sets up one of T-shaped beam as the support for blocking stair in the middle part of bench.This kind of way is due in the middle part of scissors ladder
One of beam is protruded, have impact on the architectural effect of bench, reduces the headroom of bench, cumbersome and economy of constructing is not strong.
The content of the invention
The present invention proposes that a kind of thin webbed girder formula separated with bench of marking time is prefabricated to solve problems of the prior art
Stair and its installation method.
The technical proposal of the invention is realized in this way：
A kind of thin webbed girder formula precast stair and its installation method separated with bench of marking time, its composition include：Stair bench,
Step plate, tightening latch, the stair bench are the beam type bench of thin abdomen, and the step plate is L-type concrete slab, the stair bench
Upper end both sides are provided with two row triangle boss, and step plate prepackage platform, the step plate are provided between each triangle boss
Coordinate with the triangle boss and be fixedly connected.
The stair bench is integral prefabricated thin webbed girder formula bench, and the stair bench includes thin plate, in the thin plate
Lower section is provided with support beam.
The triangle boss of often going uniformly is located in the stair bench, and the triangle boss level table is provided with
Tightening latch hole, each the step plate prepackage platform between the triangle boss pre-installs table top including plate level of marking time and step plate is vertical
Pre-install table top.
The horizontal front edge of board downside band of the step plate has gap, is provided with through hole on the level board, on the level board
Side is provided with some anti-slip tanks, and the gap of the horizontal front edge of board is engaged with the plate level prepackage table top of marking time, described vertical
Plate is placed in the step plate and vertically pre-installed on table top, the through hole on the level board and the tightening latch hole on the triangle boss
Corresponding, tightening latch passes through the tightening latch hole on through hole and the triangle boss on the level board.
A kind of installation method for the thin webbed girder formula precast stair separated with bench of marking time, its step include：
Step 1：The support system of precast stair beam is set up, the support system is steel tube fastener formula support frame, in support frame
Upper placement precast stair stair stringer；
Step 2：By on prefabricated stair stringer device for hoisting stair stringer support frame, and adjust the absolute altitude and horizontal position of stair stringer
Put, ensure that stair stringer absolute altitude is correct, horizontal level is correct；
Step 3：Stair bench is lifted, stair waist slab both ends are supported on mounted precast stair beam, and rectifys
The position of positive waist slab, ensure that position is accurate；
Step 4：Step plate is installed, smears strong adherence in the triangle boss upper surface of stair bench and side first
Agent, then step plate is connected firmly with triangle boss on the triangle boss of stair bench step plate left-hand thread, then lead to
Tightening latch is crossed to mechanically connect step plate and triangle boss；
Step 5：Stairwell partition wall is lifted, prefabricated stair shaft partition wall is sling, and is slowly placed on stair shaft partition wall position, makes ladder
Well partition wall both ends are supported on the upper of precast stair beam, and adjust stairwell partition wall position and absolute altitude.
The beneficial effects of the invention are as follows：The present invention is simple in construction, it is proposed that marks time and thin webbed girder formula scissors ladder is separated with bench
Design, effectively reduce the deadweight of stair, disclosure satisfy that the lift heavy requirement of conventional general tower crane；Separate type is marked time simultaneously
Plate and waist slab connected mode, the connected mode is easy to operate, and connection is firm.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the present invention；
Fig. 2 is this A partial enlarged drawing；
Fig. 3 is the structural representation of the beam type bench of the prefabricated thin abdomen of the present invention；
Fig. 4 is the structural representation of triangle boss of the present invention；
Fig. 5 is the structural representation of step plate of the present invention and peg；
Fig. 6 is the structural representation of step plate of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not paid
Embodiment, belong to the scope of protection of the invention.
A kind of thin webbed girder formula precast stair and its installation method separated with bench of marking time, its composition include：Stair bench
1st, step plate 2, tightening latch 3, the stair bench 1 are the beam type bench of thin abdomen, and the step plate 2 is L-type concrete slab, the building
The upper end both sides of bench 1 are provided with two row triangle boss 4, and step plate prepackage platform 5 is provided between each triangle boss 4,
The step plate 1 coordinates with the triangle boss 4 to be fixedly connected.
The stair bench 1 is integral prefabricated thin webbed girder formula bench, and the stair bench 1 includes thin plate, described thin
The lower section of plate 6 is provided with support beam 7.
The triangle boss 4 of often going uniformly is located in the stair bench 1, on the level table 8 of triangle boss 4
Provided with tightening latch hole 17, the step plate prepackage platform 5 between each triangle boss 4 includes the plate level prepackage He of table top 9 of marking time
Step plate vertically pre-installs table top 10.
Gap 12 is carried on the downside of the front end of level board 11 of the step plate 2, through hole 13 is provided with the level board 11, it is described
The upside of level board 11 is provided with some anti-slip tanks 14, the gap 13 of the front end of level board 11 and the plate level prepackage table top of marking time
9 are engaged, and the vertical panel 15 is placed in the step plate and vertically pre-installed on table top 16, the through hole 13 on the level board 11 with
The correspondence of tightening latch hole 17 on the triangle boss 4, tightening latch 3 are convex through the through hole 13 on the level board 11 and the triangle
Tightening latch hole 17 on platform 4.
A kind of installation method for the thin webbed girder formula precast stair separated with bench of marking time, its step include：
Step 1：The support system of precast stair beam is set up, the support system is steel tube fastener formula support frame, in support frame
Upper placement precast stair stair stringer；
Step 2：By on prefabricated stair stringer device for hoisting stair stringer support frame, and adjust the absolute altitude and horizontal position of stair stringer
Put, ensure that stair stringer absolute altitude is correct, horizontal level is correct；
Step 3：Stair bench is lifted, stair waist slab both ends are supported on mounted precast stair beam, and rectifys
The position of positive waist slab, ensure that position is accurate；
Step 4：Step plate is installed, smears strong adherence in the triangle boss upper surface of stair bench and side first
Agent, then step plate is connected firmly with triangle boss on the triangle boss of stair bench step plate left-hand thread, then lead to
Tightening latch is crossed to mechanically connect step plate and triangle boss；
Step 5：Stairwell partition wall is lifted, prefabricated stair shaft partition wall is sling, and is slowly placed on stair shaft partition wall position, makes ladder
Well partition wall both ends are supported on the upper of precast stair beam, and adjust stairwell partition wall position and absolute altitude.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
God any modification, equivalent substitution and improvements made etc., should be included in the scope of the protection with principle.
Claims (2)
1. a kind of thin webbed girder formula precast stair separated with bench of marking time, its composition include：Stair bench, step plate, tightening latch, its
It is characterised by：The stair bench is the beam type bench of thin abdomen, and the step plate is L-type concrete slab, in the stair bench
End both sides are provided with two row triangle boss, are provided with step plate prepackage platform between each triangle boss, the step plate and
The triangle boss, which coordinates, to be fixedly connected, and the stair bench is integral prefabricated thin webbed girder formula bench, the stair bench
Including thin plate, support beam is provided with below the thin plate, the triangle boss of often going uniformly is located in the stair bench, institute
State triangle boss level table and be provided with tightening latch hole, the step plate prepackage platform between each triangle boss includes marking time
Plate level pre-installs table top and step plate vertically pre-installs table top, and the horizontal front edge of board downside band of the step plate has gap, the water
Through hole is provided with flat board, some anti-slip tanks, gap and the step plate of the horizontal front edge of board are provided with the upside of the level board
Level prepackage table top is engaged, and the vertical panel of the step plate is placed in the step plate and vertically pre-installed on table top, the level
Through hole on plate is corresponding with the tightening latch hole on the triangle boss, and tightening latch passes through through hole and the triangle on the level board
Tightening latch hole on shape boss.
2. the installation method of thin webbed girder formula precast stair according to claim 1 that separated with bench of marking time, its feature exist
In：Its step includes：
Step 1：The support system of precast stair beam is set up, the support system is steel tube fastener formula support frame, is put on support frame
Put precast stair stair stringer；
Step 2：By on prefabricated stair stringer device for hoisting stair stringer support frame, and the absolute altitude and horizontal level of stair stringer are adjusted, protected
Card stair stringer absolute altitude is correct, and horizontal level is correct；
Step 3：Stair bench is lifted, stair waist slab both ends are supported on mounted precast stair beam, and correct ladder
The position of section plate, ensure that position is accurate；
Step 4：Step plate is installed, smears strong adherence agent in the triangle boss upper surface of stair bench and side first, so
Step plate is connected firmly with triangle boss on the triangle boss of stair bench step plate left-hand thread afterwards, then pass through bolt
Step plate and triangle boss are mechanically connected by bar；
Step 5：Lift stairwell partition wall, prefabricated stair shaft partition wall sling, and be slowly placed on stair shaft partition wall position, make stair shaft every
Wall both ends are supported on the upper of precast stair beam, and adjust stairwell partition wall position and absolute altitude.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610275907.8A CN105804339B (en) | 2016-04-29 | 2016-04-29 | A kind of thin webbed girder formula precast stair and its installation method separated with bench of marking time |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610275907.8A CN105804339B (en) | 2016-04-29 | 2016-04-29 | A kind of thin webbed girder formula precast stair and its installation method separated with bench of marking time |
Publications (2)
| Publication Number | Publication Date |
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| CN105804339A CN105804339A (en) | 2016-07-27 |
| CN105804339B true CN105804339B (en) | 2017-12-08 |
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| CN201610275907.8A Active CN105804339B (en) | 2016-04-29 | 2016-04-29 | A kind of thin webbed girder formula precast stair and its installation method separated with bench of marking time |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107237462A (en) * | 2017-07-26 | 2017-10-10 | 贵州理工环保新材料研究有限公司 | One species plank formula staircase structure and preparation method thereof |
| CN108894446A (en) * | 2018-07-27 | 2018-11-27 | 上海应用技术大学 | A kind of precast assembly stair and attaching method thereof |
| CN110685411A (en) * | 2018-09-11 | 2020-01-14 | 中天建设集团有限公司 | Separated stair adopting prefabricated steps and installation method thereof |
| CN110203339B (en) * | 2018-09-17 | 2021-07-23 | 中国船舶工业集团公司第七0八研究所 | Design method of marine inclined ladder |
| CN112663882B (en) * | 2020-12-08 | 2022-05-10 | 中建西部建设股份有限公司 | Light and thin type beam type prefabricated staircase made of ultra-high performance concrete and forming process thereof |
| CN113356489B (en) * | 2021-05-13 | 2022-11-15 | 桂林理工大学 | Prefabricated beam type scissor stair and construction method thereof |
| CN116556608B (en) * | 2023-05-18 | 2023-12-05 | 江苏中碳建筑产业研究院有限公司 | Concrete stair and assembly process thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2154300Y (en) * | 1992-07-07 | 1994-01-26 | 佳木斯第一建筑工程公司 | Combined prefabricated reinforced concrete residence stairs |
| JP3012936U (en) * | 1994-12-26 | 1995-06-27 | 株式会社横森製作所 | Steps for stairs |
| CN201031475Y (en) * | 2007-03-28 | 2008-03-05 | 杨峰 | Prefabricated combined stairs |
| CN104032904A (en) * | 2014-05-26 | 2014-09-10 | 湖北弘毅建设有限公司 | Combined assembled type stairway |
| CN204282685U (en) * | 2014-12-12 | 2015-04-22 | 宝钢建筑系统集成有限公司 | A kind of assembling stair |
| CN205840191U (en) * | 2016-04-29 | 2016-12-28 | 中建科技河南有限公司 | A kind of thin webbed girder formula precast stair separated with bench of marking time |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0455097Y2 (en) * | 1989-06-15 | 1992-12-24 |
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2154300Y (en) * | 1992-07-07 | 1994-01-26 | 佳木斯第一建筑工程公司 | Combined prefabricated reinforced concrete residence stairs |
| JP3012936U (en) * | 1994-12-26 | 1995-06-27 | 株式会社横森製作所 | Steps for stairs |
| CN201031475Y (en) * | 2007-03-28 | 2008-03-05 | 杨峰 | Prefabricated combined stairs |
| CN104032904A (en) * | 2014-05-26 | 2014-09-10 | 湖北弘毅建设有限公司 | Combined assembled type stairway |
| CN204282685U (en) * | 2014-12-12 | 2015-04-22 | 宝钢建筑系统集成有限公司 | A kind of assembling stair |
| CN205840191U (en) * | 2016-04-29 | 2016-12-28 | 中建科技河南有限公司 | A kind of thin webbed girder formula precast stair separated with bench of marking time |
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| Publication number | Publication date |
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| CN105804339A (en) | 2016-07-27 |
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