CN103628700A - Detachable stairway for construction - Google Patents
Detachable stairway for construction Download PDFInfo
- Publication number
- CN103628700A CN103628700A CN201310552140.5A CN201310552140A CN103628700A CN 103628700 A CN103628700 A CN 103628700A CN 201310552140 A CN201310552140 A CN 201310552140A CN 103628700 A CN103628700 A CN 103628700A
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- Prior art keywords
- cuboid
- stairway
- steel
- detachable
- lower platform
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- 238000010276 construction Methods 0.000 title claims abstract description 10
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 40
- 239000010959 steel Substances 0.000 claims abstract description 40
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 238000005728 strengthening Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 3
- 125000003003 spiro group Chemical group 0.000 description 2
- 241000276425 Xiphophorus maculatus Species 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002650 habitual effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
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Abstract
The invention discloses a detachable stairway for construction. The detachable stairway is characterized by comprising more than one stairway unit which is of a cuboid framework structure, the eight corners of the cuboid are provided with corner connecting pieces, each corner connecting piece is used for fixing three steel bars intersected at the corners, the top of the cuboid is provided with an upper platform, the bottom of the cuboid is provided with a lower platform, a steel ladder is arranged between the upper platform and the lower platform in the inclined direction, the stairway can be built temporarily, the detachable stairway can allow building workers to walk or carry tools, the detachable stairway can be temporarily dismounted when not used, and the detachable stairway can be reused later.
Description
Technical field
The present invention relates to a kind of stair, the interim stair while being particularly useful for constructing.
Background technology
In city, emerge in large numbers now and located a lot of many floor buildings, this multilayer floor building is also a kind of form economizing on resources in present high land price epoch, but during building this class building, the difficulty of its construction is also very large, because its high low head is larger, the walking of workman between floor is a key point that affects efficiency of construction, in view of this reason, building site much all adopts hoist to solve this class difficulty, but hoist also has certain deficiency, first, the support of hoist need of work electric power, once run into building site power failure etc., construction working just can not get carrying out, affect efficiency of construction, secondly a lifting of hoist can only be carried limited workman or goods and materials, and need to someone control its lifting, with respect to hoist, if can there be interim stair to walk up and down for workman on building site, that just needn't worry electrical problems, and a plurality of workmans that can simultaneously walk on stair, the efficiency of coming than hoist transportation is higher, and flexibility ratio might as well.
Summary of the invention
The technical issues that need to address of the present invention are, a kind of detachable stair for building are provided, can be for build for construction worker's walking or handbarrow temporarily, and the used time can not remove temporarily, follow-uply continues secondary utilization.
Technical scheme of the present invention is: a kind of detachable stair for building, it is characterized in that: comprise more than one stairway unit, described stairway unit is the frame construction of cuboid, 8 edges of cuboid are provided with corner connector, described corner connector is for being fixedly intersected in 3 steel of edge, the top of cuboid is provided with upper mounting plate, and the bottom of cuboid is provided with lower platform, the oblique steel ladder that is provided with between described upper mounting plate and lower platform.
Preferably, described cuboid framework left and right side is provided with the crisscross fixer of strengthening use, and described crisscross fixer and described corner connector are fixed.
Preferably, forward and backward of described cuboid framework is provided with the vertical fixedly steelframe of reinforcing use, and vertically fixedly steelframe and cuboid top, junction, bottom are provided with middle part connector.
Preferably, described steel ladder is being provided with V-notch with upper mounting plate and lower platform junction.
Preferably, described corner, middle part connector are structure as a whole when adjacent stairway unit connects.
Preferably, described cuboid framework, crisscross fixer, vertically fixedly steelframe is made by angle steel.
Adopt the technical program, constructor can build interim stair voluntarily, while building, only steel separately need be fixed on the connector of corner, be built into a cuboid framework, cuboid frame roof is fixed a upper mounting plate, a lower platform is fixed at top, between upper mounting plate and lower platform, place a steel ladder, form like this stairway unit, then according to the floor height of building, the number of stairway unit that can selective stacking, when building construction is complete, stairway unit can be removed one by one, can secondary utilization.
Accompanying drawing explanation
The schematic diagram that accompanying drawing 1 is single stairway unit;
Accompanying drawing 2 is the schematic diagram of corner connector fixed steel;
Accompanying drawing 3 is the schematic diagram of steel ladder and lower platform link;
Schematic diagram when accompanying drawing 4 is three stairway unit stacks;
The partial schematic diagram of corner, middle part connector when accompanying drawing 5 is adjacent stairway unit stack.
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described further:
Illustrated as shown in Figure 1 to Figure 3 the chief component member of stairway unit, can from figure, whole stairway unit is the frame construction of cuboid, every limit of cuboid is the steel of strip, for the ease of selection, the steel of this strip are angle steel preferably, angle steel is more common on the market, and because its cross section is L shaped, so its flexural strength is also fine, while fixing these angle steel, several corner connectors 14 in this example, have been adopted, corner connector 14 is positioned at 8 summit edges of cuboid, as can be seen from Figure, at each place, summit, cross and have 3 orthogonal angle steel, and connector 14 cross sections in corner are also L-shaped, two L shaped faces are provided with bolt hole, as shown in Figure 2, in figure, the vertical angle steel in the left side is provided with 2 bolts hole that vertically distribute, the angle steel of the right level is also provided with the bolt hole of 2 horizontal distribution, and corresponding these 4 the bolt hole places of corner connector 14 are also provided with bolt hole, in the time of fixedly, with hex bolts, both are fixing, by similar approach, fix after whole cuboid framework, can fix a upper mounting plate 13 in cuboid frame roof, upper mounting plate 13 is steel plates of a level, its position can be fixed on the top, upper left of cuboid as shown in fig. 1, side is fixed by the angle steel of bolt and top level, on the right, bottom of cuboid framework, fix a lower platform 12 simultaneously, fixing means and upper mounting plate are similar, utilize bolt that the angle steel of the side of lower platform 12 and bottom level is fixed, then between upper mounting plate 13 and lower platform 12, be connected a steel ladder 11, steel ladder 11 comprises the parallel steel in two of both sides, article two, between parallel steel, weld several steps, steel ladder does not need to fix by modes such as bolts while being connected with lower platform with upper mounting plate, only need two parallel steel with on, a v-notch 111 is cut in lower platform junction, as shown in Figure 3, angle in v-notch is preferably 90 degree, the both sides of v-notch are just close to two limits of lower platform like this, certainly when steel ladder is installed, should first two v-notch be aimed at, after platform, be completely fixed again, lower platform, if first fixed, lower platform, that steel ladder 11 just cannot be arranged on, between lower platform, certainly steel ladder 11 is with upper, between lower platform, fix and also can fix with habitual bolt, but the such design comparison of v-notch is saved material, and install also more convenient.
In order to consider the intensity of whole stairway unit, as shown in Figure 1, on the left and right side of cuboid, be provided with the crisscross fixer 16 of reinforcing use, this crisscross fixer 16 is fixedly time, can be by means of above described border connector 14, 4 summits of crisscross fixer 16 just can be dropped on corner connector 14, then utilizing bolt to connect is fixed on crisscross fixer 16 on corner connector 14, whole stairway unit is played to reinforcement effect, and cuboid before, after because workman need to enter steel ladder from lower platform, so it is not too convenient that crisscross fixer is set, so a vertical fixedly steelframe 17 can be simply set, vertically fixedly the two ends of steelframe respectively with cuboid top, the angle steel of bottom level is fixed, in the time of fixedly, can design a middle part connector 16, middle part connector 16 is platy structure, its surface is provided with 3 bolts hole, between 3 bolts hole, line can form a triangle, wherein two spiro keyhole positions are on the angle steel of top (bottom) level, another spiro keyhole position is on vertical fixedly steelframe 17, convenient in selection, described crisscross fixer 16 and vertical fixedly steelframe 17 steel used are also angle steel.
If Fig. 4 is to the schematic diagram that Figure 5 shows that three stairway unit stacks connect, during stack, the left and right side of two adjacent stairway unit is oppositely installed after alignment, during installation, the border connector of adjacent two stairway unit junctions can make integral structure, as shown in Figure 5, when two adjacent stairway unit connect, connecting portion can be without other fixed forms, only need be set as integral type by originally belonging to the border connector 14 of stairway unit separately, such corner connector 14 had both been fixed belonging to the steel that are intersected in edge of stairway unit separately, and because be integral structure, two adjacent stairway unit are also fixed together simultaneously, play dual effect, simple in structure, but also saving material, same principle, middle part connector also can be set as to integral structure, further strengthen the firmness of whole interim stair.
Below only just the present invention preferably example be described, but can not be interpreted as it is limitations on claims.The present invention not only limits to and above example, and its concrete structure allows to change, and those skilled in the art can make according to the present invention various changes and distortion, only otherwise depart from spirit of the present invention, all should belong to the defined scope of claims of the present invention.
Claims (6)
1. detachable stair for building, it is characterized in that: comprise more than one stairway unit (1), described stairway unit is the frame construction of cuboid, 8 edges of cuboid are provided with corner connector (14), described corner connector is for being fixedly intersected in 3 steel of edge, the top of cuboid is provided with upper mounting plate (13), and the bottom of cuboid is provided with lower platform (12), the oblique steel ladder that is provided with between described upper mounting plate and lower platform.
2. detachable stair for building according to claim 1, is characterized in that: described cuboid framework left and right side is provided with the crisscross fixer (16) of strengthening use, and described crisscross fixer is fixed with described corner connector (14).
3. detachable stair for building according to claim 2, it is characterized in that: forward and backward of described cuboid framework is provided with the vertical fixedly steelframe (17) of reinforcing use, and vertically fixedly steelframe and cuboid top, junction, bottom are provided with middle part connector (15).
4. detachable stair for building according to claim 3, is characterized in that: described steel ladder is being provided with V-notch (111) with upper mounting plate and lower platform junction.
5. detachable stair for building according to claim 4, is characterized in that: described corner, middle part connector are structure as a whole when adjacent stairway unit connects.
6. detachable stair for building according to claim 5, is characterized in that: described cuboid framework, crisscross fixer, vertically fixedly steelframe is made by angle steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310552140.5A CN103628700A (en) | 2013-11-08 | 2013-11-08 | Detachable stairway for construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310552140.5A CN103628700A (en) | 2013-11-08 | 2013-11-08 | Detachable stairway for construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103628700A true CN103628700A (en) | 2014-03-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310552140.5A Pending CN103628700A (en) | 2013-11-08 | 2013-11-08 | Detachable stairway for construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103628700A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104533106A (en) * | 2014-12-22 | 2015-04-22 | 天津二建建筑工程有限公司 | Single-layer three-dimensional prefabricated sunken construction ladder stand assembled along with excavation of foundation pit and construction method |
| CN107269028A (en) * | 2017-07-27 | 2017-10-20 | 范雄杰 | The supporting construction that a kind of engineering construction is used |
| CN112520542A (en) * | 2020-11-30 | 2021-03-19 | 中国核工业二四建设有限公司 | Nuclear island construction elevator adheres to current device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07217230A (en) * | 1994-01-28 | 1995-08-15 | Nikko Co Ltd | Hanging stair and erecting method thereof |
| US20080017448A1 (en) * | 2004-05-27 | 2008-01-24 | Hayes Richard Sr | Stairtower and method for erecting the same |
| CN201437687U (en) * | 2009-04-27 | 2010-04-14 | 苏州第一建筑集团有限公司 | Instrumental cat ladder for up and down stairs used for construction site |
| KR20120131834A (en) * | 2011-05-26 | 2012-12-05 | 주식회사 벤트코리아 | Built-up high load safety stair using temporary bent |
| CN203129928U (en) * | 2013-01-21 | 2013-08-14 | 中国建筑第八工程局有限公司 | Combined type steel crawling ladder |
| CN203547162U (en) * | 2013-11-08 | 2014-04-16 | 中天建设集团有限公司 | Detachable stairway for construction |
-
2013
- 2013-11-08 CN CN201310552140.5A patent/CN103628700A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07217230A (en) * | 1994-01-28 | 1995-08-15 | Nikko Co Ltd | Hanging stair and erecting method thereof |
| US20080017448A1 (en) * | 2004-05-27 | 2008-01-24 | Hayes Richard Sr | Stairtower and method for erecting the same |
| CN201437687U (en) * | 2009-04-27 | 2010-04-14 | 苏州第一建筑集团有限公司 | Instrumental cat ladder for up and down stairs used for construction site |
| KR20120131834A (en) * | 2011-05-26 | 2012-12-05 | 주식회사 벤트코리아 | Built-up high load safety stair using temporary bent |
| CN203129928U (en) * | 2013-01-21 | 2013-08-14 | 中国建筑第八工程局有限公司 | Combined type steel crawling ladder |
| CN203547162U (en) * | 2013-11-08 | 2014-04-16 | 中天建设集团有限公司 | Detachable stairway for construction |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104533106A (en) * | 2014-12-22 | 2015-04-22 | 天津二建建筑工程有限公司 | Single-layer three-dimensional prefabricated sunken construction ladder stand assembled along with excavation of foundation pit and construction method |
| CN107269028A (en) * | 2017-07-27 | 2017-10-20 | 范雄杰 | The supporting construction that a kind of engineering construction is used |
| CN112520542A (en) * | 2020-11-30 | 2021-03-19 | 中国核工业二四建设有限公司 | Nuclear island construction elevator adheres to current device |
| CN112520542B (en) * | 2020-11-30 | 2025-01-28 | 中国核工业二四建设有限公司 | A nuclear island construction elevator attachment passage device |
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Application publication date: 20140312 |