CN1448600A - Staircase structure and method for constructing staircases - Google Patents
Staircase structure and method for constructing staircases Download PDFInfo
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- CN1448600A CN1448600A CN02121775A CN02121775A CN1448600A CN 1448600 A CN1448600 A CN 1448600A CN 02121775 A CN02121775 A CN 02121775A CN 02121775 A CN02121775 A CN 02121775A CN 1448600 A CN1448600 A CN 1448600A
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- ladder
- metal fittings
- template
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G13/00—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills
- E04G13/06—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills for stairs, steps, cornices, balconies, or other parts corbelled out of the wall
- E04G13/062—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills for stairs, steps, cornices, balconies, or other parts corbelled out of the wall for stairs or steps
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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
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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
- E04F2011/0203—Miscellaneous features of stairways not otherwise provided for
- E04F2011/0205—Stairways characterised by the use of specific materials for the supporting structure of the treads
- E04F2011/0209—Stairways characterised by the use of specific materials for the supporting structure of the treads mainly of metal
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Steps, Ramps, And Handrails (AREA)
- Ladders (AREA)
Abstract
A stair structure and construction method thereof: to erect steel stair 10A and 10B respectively among installing iron members 26 on the stair deck of the constructed floor F0, installing iron members 26 of floor forms 31 on the middle layer floor deck, and installing iron members 26 of floor forms on the down floor stair deck; (2) to place steel stair 10A and 10B close to the center and leave space 42 of D span from the end of the original stair; (3) to construct inside form 46 of wall 44 of stair case along the stair perpendicularly, and then to grout concrete of structural bodies except middle stair deck 30; (4) to remove unnecessary temporary members to clear space 42 of D width; (5) to detach and move the steel stair 10A and 10B outwards to cover space 42 until they are close to positions of 44a of the inside face of wall 44, then lock steel stair 10A and 10B on installing iron members 26. Thus, it can set non-cut stair bodies for easier construction and to place a steel stair close to the position of stair case walls.
Description
Technical field
The present invention relates to a kind of terrace structure of constructing and ladder construction method that is suitable for having the ladder of ladder locular wall most.
Background technology
Before the body of the steel concrete system of constructing, formal reinforcing bar ladder is installed, be used for engineering as temporary stairs, such job practices proposes to have multiple.The ladder that this elder generation installs is applicable to the ladder chamber structure of constructing the ladder locular wall in the lifting direction of reinforcing bar ladder.
In addition, in the occasion that the ladder locular wall is made by concrete, need the temporary support of the inner formword (template of ladder side) of ladder locular wall, usually, as temporary frame work, clamp two-ply by the longitudinal tubule (L tubule) that contacts with inside and outside laminate with the transverse tube that longitudinal tubule (L tubule) intersects, temporary support wall template.
In this occasion, according to this method, the reinforcing bar ladder carried out temporary support after, with the cant beam in the outside of reinforcing bar ladder a part, avoid the template that the ladder locular wall is assembled on cant beam ground as the inner formword of ladder locular wall.
In addition, in other method, also adopting has the job practices of constructing the inner formword of the ladder chamber outside the cant beam in the outside of the cant beam in the outside.
In above-mentioned prior art, for the former occasion, the concrete of general body is in order to set each ladder, and the template of ladder chamber is also constructed by every layer unit.Because the reinforcing bar ladder is constructed obliquely between each floor, so, at the template and the longitudinal tubule (L tubule) of cant beam disconnection ladder locular wall, there is template processing and assembles numerous and diverse problem.
Occasion for the latter, though cant beam and inner formword are not interfered, the processing of template is not miscellaneous, but the gap (about 7.5-10cm) of the thickness of generation template and longitudinal tubule (L tubule) etc. between the outside of ladder locular wall and cant beam, under the structure of finishing, possible outward appearance is relatively poor, in addition, the danger that exists object to fall by the gap according to the difference of occasion, needs to adopt measures such as stopping up the gap.
Summary of the invention
In the present invention, because the installation metal fittings that movably supporting to up and down of ladder member are installed on body, so, the problems referred to above solved.
That is, terrace structure of the present invention is constructed the position at ladder and is set up 2 ladder members side by side, and the two ends up and down of this ladder member are installed on body; It is characterized in that: respectively body install to above-mentioned ladder member support up and down on metal fittings are installed and metal fittings are installed down, lower supporting part can be towards the upper and lower side that above-mentioned ladder member laterally is installed movably on this.In addition, in the above description, connecting rod can be inserted with being free to slide lead to the connecting hole that is convexly set in the connection flange that metal fittings are installed and the connecting hole that is connected flange of the upper and lower side that is convexly set in the ladder member, movably installation metal fittings and ladder member be installed.
In addition, the invention provides a species stage construction method, it is characterized in that having following operation.
(1) in the predetermined body position of constructing that the top and bottom of the predetermined ladder member of constructing are supported, metal fittings are installed in configuration respectively, and temporary support is respectively installed metal fittings.
(2) then, between above-mentioned installation metal fittings, set up 2 ladder members side by side, make two ladder members approaching, vacate the configuration of ground, space in the outside of above-mentioned each ladder member.
(3) utilize above-mentioned space, the template of constructing the inboard of ladder locular wall in addition, is constructed the template in the outside of ladder locular wall and the template of other this body and function.
(4) above-mentioned installation metal fittings are set the concrete of body as the part of template, metal fittings will be installed be fixed in body.
(5) then, remove unwanted interim member, above-mentioned two ladder members are moved with leaving mutually, make the outside of two ladder members be positioned at above-mentioned space from above-mentioned space.
(6), the ladder member is fixed in the installation metal fittings at assigned position.
In addition, another ladder construction method of the present invention is characterised in that and has following operation.
(1) buries the installation metal fittings underground in the end of the flooring half space that has layer.
(2) the predetermined interval platform of constructing and subsequently one deck flooring half space floor with the end of template respectively mounting metal fittings are installed, each floor is carried out temporary support with template.
(3) then, set up respectively from existing floor face half space to the interval platform ladder member A and from middle half space to the ladder member B of one deck flooring half space subsequently, under the state that makes above-mentioned two ladder member A, B near central authorities, be installed to the installation metal fittings, vacate the configuration of ground, space in the outside of above-mentioned ladder member A, B.
(4) utilize the space to construct the template of the inboard of ladder locular wall, in addition, construct the outboard template of ladder locular wall and the template of other this body and function.
(5) with above-mentioned installation metal fittings as floor with the part of template, set interval platform, one deck flooring half space, and the concrete of other body subsequently, above-mentioned installation metal fittings are fixed in body.
(6) then, remove unwanted interim member, make above-mentioned ladder member A, B leave ground side shifting outwardly mutually, make the outside of two ladder member A, B be positioned at above-mentioned space from above-mentioned space.
(7) at assigned position ladder member A, B be fixed to the installation metal fittings up and down.
Above-mentioned body is a floor of linking ladder, refers to floor half space and interval platform etc.In addition, in interval platform all-in-one-piece ladder member, also refer to support the ladder locular wall (with the rectangular direction of lifting direction) of interval platform.
In addition, mainly use the reinforcing bar ladder, but the material that constitutes ladder is not limited as above-mentioned ladder member.The reinforcing bar ladder is for clamping the ladder that the pedal that is arranged in stair-stepping specified quantity constitutes by the cant beam of being made by steel.Pedal is mainly constituted by steel, mortar concrete based material or its, but the material of pedal is any.
In addition, though the ladder member to only being that the occasion of step is the most effective, the ladder member of constructing for a side of floor half space and interval platform or both sides and step one is the most suitable.
Description of drawings
Fig. 1 is the skiagraph of constructing the ladder in the way of embodiments of the invention.
Fig. 2 is the F of this ladder
0The cross-sectional drawing of layer.
Fig. 3 is the F of this ladder
1The cross-sectional drawing of layer.
Fig. 4 is the interval platform F of this ladder
0-1The enlarged cross sectional view of layer is (a) for after ladder moves, (b) for before ladder moves.
Fig. 5 is the amplification profile diagram of the A-A line of Fig. 4.
Fig. 6 is the amplification profile diagram of the B-B line of Fig. 4.
Fig. 7 is the amplification profile diagram of the C-C line of Fig. 4.
Fig. 8 is the amplification profile diagram of the D-D line of Fig. 4.
Fig. 9 is the amplification profile diagram of the E-E line of Fig. 4.
Figure 10 is the amplification profile diagram of the F-F line of Fig. 4.
Figure 11 (a) is the plan view that is used for the reinforcing bar ladder of the embodiment of the invention, (b) is the amplification profile diagram of the G-G line of (a), (c) is the amplification profile diagram of the H-H line of (a).
Figure 12 (a) is the plan view that is used for the installation metal fittings of this inventive embodiment, (b) is the profile of the J-J line of (a), (c) is the profile of the K-K line of (a).
Figure 13 (a) is the enlarged drawing of the L part of Fig. 4, (b) is the enlarged drawing of the M part of Fig. 4.
Figure 14 (a)-(d) is the signal skiagraph of explanation construction method of the present invention.
Figure 15 (a) (b) is the schematic plan view and the side view of formation of reinforcing bar ladder that embodiments of the invention are shown.
Figure 16 is the local skiagraph of the embodiment of use other reinforcing bar ladder of the present invention, (a) for constituting the state of wall with template, (b) for pulling down the wall state of template.
The specific embodiment
(1) at existing layer F
0 Flooring half space 28 ends bury underground metal fittings 26 (Figure 14 (a)) be installed.
(2) at the predetermined interval platform F that constructs
0-1Floor with the end of template 31, one deck flooring half space F subsequently
1Floor with the end of template 37 respectively mounting metal fittings 26,26 are installed, each floor is carried out temporary support with template 31,37.
(3) then, set up respectively from existing floor face half space 28 to interval platform 30 reinforcing bar ladder 10A and from middle half space 30 to the reinforcing bar ladder 10B of one deck flooring half space 36 subsequently, under the state that makes two reinforcing bar ladder 10A, 10B near central authorities, be installed to metal fittings 26,26 (Figure 14 (b)) are installed.Therefore, vacate the space 42 (Fig. 4 (b)) of width D from the ora terminalis of original ladder in the outside of reinforcing bar ladder 10A, 10B.Under this state, reinforcing bar ladder 10A, 10B are as the operation ladder.
(4) utilize space 42, construct the inner formword 46 of ladder locular wall 44 usefulness of the lifting direction of ladder, in addition, construct the exterior sheathing 47 of ladder locular wall 44 and the template (Fig. 4 (b), Figure 13 (b)) of other this body and function.
(5) metal fittings 26,26 will be installed as the part of floor with template 31,37, set interval platform 30, one deck flooring half space 36, and the concrete of other body subsequently, metal fittings 26,26 will be installed be fixed in body (Figure 14 (c), Fig. 1-Fig. 3).
(6) then, as 42 removing unwanted interim member from the space, then the space 42 of width D becomes empty.Then, as make reinforcing bar ladder 10A, 10B leave ground side shifting outwardly mutually, then the outside of two reinforcing bar ladder 10A, 10B is positioned at space 42, and the outside 5 of the cant beam in the outside of reinforcing bar ladder 10A, 10B is configured in the position near the inner face 44a of ladder locular wall 44.
(7) afterwards, with the cant beam 2,4 of reinforcing bar ladder 10A, 10B be fixed to the fixed head 18,19 that metal fittings 26 are installed up and down, finish the installation (Fig. 4 (a), Figure 13 (a), Figure 14 (d)) of reinforcing bar ladder 10A, 10B.
Reinforcing bar ladder 10 is applicable to the ladder (Figure 15 (a)) of the form of turning back that forms the interval platform usually applicable to the occasion that has disposed 2 reinforcing bar ladders 10 side by side, but also is applicable to the ladder (Figure 15 (b)) of reinforcing bar ladder 10,10 intersections that make directly to advance usefulness.
In addition, be used to construct template 46, the 47 general laminates that use of ladder locular wall 44,45, be applicable to by tubing or square rod material its occasion that keeps.In addition, template 46,47 also can be used the material that steel template (metal form) or resin template etc. are used in the past.In addition, except the temporary formwork that after constructing, removes ladder locular wall 44,45, also can use with ladder locular wall 44,45 one are constructed and imbed template.In addition, also it can be mixed use.In addition, the structure of supporting template 46,47 also is arbitrarily, the supporting construction of the use of can adopting over.
(embodiment 1)
Embodiments of the invention are described below with reference to the accompanying drawings.In this embodiment, only be made of step as the reinforcing bar ladder 10 of ladder member, flooring half space, interval platform are constructed at the scene.
[1] formation of reinforcing bar ladder 10
Clamp the both sides of the pedal 1,1 of regulation progression by the cant beam 4 in the cant beam 2 of inboard and the outside and fix, constitute reinforcing bar ladder 10.Reinforcing bar ladder 10 is made of the reinforcing bar ladder (Figure 11 (a) (b)) of 1 ladder amount the reinforcing bar ladder 10B of the flooring half space on reinforcing bar ladder 10A from the flooring half space of datum layer to the interval platform of upside and the upper strata from middle half space to datum layer.
The upper and lower side of the pedal 1,1 between cant beam 2,4 is parallel to pedal 1 respectively and sets up fixed charge method end plate 6,6.At the protruding respectively connection flange 7 that constitutes by angle section that is provided with of the central portion of the outside of each end plate 6,6 (opposite side), wear horizontal connecting hole 8 (Figure 11 (c)) respectively at connection flange 7 with side of pedal 1.In addition, near the position identical at the two ends up and down of cant beam 2,4, wear the fixing hole 9,9 (Figure 11 (b)) of 2 installation usefulness up and down with above-mentioned connecting hole 8,8.
[2] formation of installation metal fittings 26
Formed and the predetermined interval platform of constructing, the corresponding base material 12 of width of flooring half space by angle section, this base material 12 is made of with vertical installing plate 15 base plate 13 of level.Wear through hole in accordance with regulations at interval at the installing plate 15 of base material 12, will be inserted into through hole with the axial region of the bolt of nut screw engagement from outside 16 sides (with base plate 13 opposition sides) of installing plate 15.Bolt protrudes into base plate 13 opposition side ground configurations with its head, clamps the leading section of its axial region from the both sides of installing plate by nut, and screw engagement connects tight, is fixed to installing plate 15, constitutes anchor 17 (Figure 12).
In the inner face 16a of installing plate 15 side (base plate 13 sides), be convexly equipped with 4 fixed heads 18,19 accordingly in end position with the cant beam 2,4 of reinforcing bar ladder 10.Fixed head 18,19 is arranged on the position corresponding with the final installation site of reinforcing bar ladder 10, in final installation site, 2 fixed heads 19,19 of both end sides two reinforcing bar ladders 10 outsides with outside 5 cant beam 4 (opposition side of the side that pedal 1 engages) position contacting, 2 fixed heads 18,18 of center side are separately fixed at inner face 3a (pedal 1 the engages a side) position contacting with the cant beam 2 of two reinforcing bar ladders, 10 inboards.Wear the fixing hole 20,20 corresponding at fixed head 18,18, the fixing respectively nut 21 that is communicated with fixing hole 20 with the fixing hole 9,9 of swash plate.The nut of the fixed head 19,19 in the outside is an acorn nut 22,22, is fixed on the outside (Figure 12 (a) (b)) of fixed head 19.
In addition, in the corresponding position of connection flange inner face 16a and reinforcing bar ladder 10 7 of installing plate 15, the fixing connection flange 23 that is made of angle section equally wears connecting hole 24 (Figure 12 (a) (b)) respectively in the position corresponding with connecting hole 8 of reinforcing bar ladder 10.
In addition, base plate 13 along its length left and right symmetrically wear the nail hole 25,25 (Figure 12 (a)) that is used for fixing slab form.Constitute thus metal fittings 26 (Figure 12) are installed.
[3] ladder construction method
(1) at datum layer (existing layer) F
0, the side that metal fittings 26 are installed from below fixing reinforcing bar ladder 10, under this state, the flooring half space (floor) 28 of constructing concrete system (Fig. 1-Fig. 3, Figure 14 (a)).
(2) construct floor according to the method in past and carry out temporary support with template 31 and floor with template 37, this floor is used to construct the predetermined interval platform F that constructs with template 31
0-1(F
0With F
1The intermediate layer), this template 37 is used for one deck F subsequently
1The flooring half space of layer.At this moment, for example the wooden square rod material 33,33 of the template used of floor 31,37 by horizontal arrangement by supporting member 34,34 supportings (Fig. 1).Floor is not limited to above-mentioned example with the supporting of template 31,37, the applicable various supporting construction (not shown)s that adopt in the past.
(3) at F
0-1The floor of layer template 31 and F
1The floor of layer fixedly mounts metal fittings 26 (Figure 14 (b)) respectively with the position that the ladder position correspondingly marks in advance with template 37, alignment.The fixing of metal fittings 26 is installed to carry out with template 31,31 knock-in tacks and screw class towards floor by the nail hole 25 from base plate 13.
In addition, when constructing installation metal fittings 26,26 or after constructing, dispose the F that constructs towards predetermined
0-1The layer a side reinforcing bar ladder 10A and from F
0-1Layer is towards F
1The reinforcing bar ladder 10B of layer, the connection flange 7,7 that makes reinforcing bar ladder 10A, 10B with metal fittings 26,26 are installed be connected flange 23, connection flange 23 (Fig. 4 (b)) in opposite directions.
(4) insert logical bolts 39 from the connecting hole 24 of connection flange 23 that metal fittings 26 are installed, screw engagement nut 40,40 simultaneously, is inserted the connecting hole 8 of the connection flange 7 that leads to reinforcing bar ladder 10A, 10B, further screw engagement nut 20.Under the state that two reinforcing bar ladder 10A, 10B are the most closely leaned on towards central authorities, fastening nut 20,20, the connection flange 7 of clamping reinforcing bar ladder 10A, 10B is installed reinforcing bar ladder 10A, 10B (Figure 14 (b)) temporarily respectively.Under this state, reinforcing bar ladder 10A, 10B can be used as the ladder use that operation is used.Because make reinforcing bar ladder 10A, 10B rely on center side, so, in the position that is provided with of original reinforcing bar ladder 10A, 10B, the space 42,42 (Fig. 4 (b)) that produces width D (about D=7.5-10cm) in reinforcing bar ladder 10A, the 10B outside.
(5) template 47, the wall reinforcing bar (not shown) of the ladder locular wall 44 of the lifting direction of configuration ladder, configuration wall template 46 (Figure 13 (b)) in space 42,42.Fix two templates 46,47 by the method for using in the past.For example, the separator 53, tie-rod 55, the 3 type rib seats (rib packing ring) 54 that are disposed in two templates 46,47 are installed, fixing along the longitudinal tubule (L tubule) 49,49 of template 46,47 and the transverse tube 50,50 (Figure 13 (b)) that intersects with longitudinal tubule (L tubule) 49,49.
At this moment, the thickness of inner formword 46 is generally about 1-2cm, and the external diameter of longitudinal tubule (L tubule) 49 is generally about 5cm, and template 46 and longitudinal tubule (L tubule) 49 are configured in the space 42 of width D.Therefore, template 46 and longitudinal tubule (L tubule) 49 are not interfered with reinforcing bar ladder 10A, 10B, from F
0Layer is to F
1Layer can be constructed continuously. Transverse tube 50,50 is as long as use by appropriate intervals, so, also can under plan view, be disposed at the outside in space 42.
In addition, at this moment, with template 37 temporary supports metal fittings 26,26 are installed with the floor of template 31, interval platform, then can not be needed to be used to support the interim member (Fig. 1) of reinforcing bar ladder 10A, 10B as floor with the flooring half space.
(6) template, the reinforcing bar beyond the ladder locular wall also constructed by existing the whole bag of tricks.Afterwards, in interior template, set concrete with template 46,47 with template 31,37 and wall comprising floor, construct the F that comprises interval platform 30, flooring half space 36, ladder locular wall 44
0-F
1Body (Fig. 1, Fig. 8, Figure 14 (c)).
At this moment, at interval platform 30, F
1In the flooring half space 36 of layer, the installing plate 15 that metal fittings 26 are installed works as weir plate, becomes the part of template.
(7) behind the discovery concrete curing, pull down the members such as template 31,36 of temporary support.In interval platform 30, flooring half space 36, owing to be embedded with anchor 17, so, construct integratedly metal fittings 26 are installed.In addition, metal fittings 26 are installed, and template is residual puts as squeezing into, and the flooring half space 36 of concrete system, the end of interval platform 30 are strengthened by metal fittings are installed.In addition, from above-mentioned installation metal fittings 26 protrude into the below nail cut off by existing method.
In addition, here, owing to the template 46 of removing ladder locular wall 44, longitudinal tubule (L tubule) 49 etc., so, make the space 42 of width D become empty afterwards.
(8) then, handle as necessity of the inner face of ladder locular wall 44 and to finish, then unclamp the nut 40,40 of screw engagement, move to the outside (ladder locular wall 44 sides) by manual grade with reinforcing bar ladder 10A, 10B are parallel, and two reinforcing bar ladder 10A, 10B are left in the bolt 39 that connects flange 23,7.Under the state of the connecting hole 8 of the connection flange 7 that bolt 39 is inserted into reinforcing bar ladder 10A, 10B, produce and slide.Touch respectively at the cant beam 2,4 with reinforcing bar ladder 10A, 10B under the state of the fixed head 18,19 that metal fittings 26 are installed, reinforcing bar ladder 10A, 10B are configured to assigned position, the space 42 of width D is in the outside of reinforcing bar ladder 10A, 10B.The mobile best parallel of reinforcing bar ladder 10A, 10B moved, but the either party of upper end side or lower end side is moved earlier, and the opposing party is moved.
Under this state, tighten the nut 40,40 of screw engagement to bolt 39, fix by the connection flange 7,7 of nut 40,40 clamping reinforcing bar ladder 10A, 10B.In addition, because the fixing hole 9 of the cant beam 2,2 of inboard (center side) and fixing hole 20 that the fixed head 18,18 of metal fittings 26 inboards is installed be communicated with, so, bolt to be inserted lead to wherein, screw engagement connects and is tightened to nut 21.In addition, even the cant beam 4,4 of (ladder locular wall 44 sides) also is communicated with fixing hole 9 and the fixing hole 20 of the fixed head 19 in metal fittings 26 outsides is installed in the outside, so, bolt to be inserted lead to wherein, screw engagement connects and is tightened to the acorn nut 22 that metal fittings 26 are installed.
As described above, finish reinforcing bar ladder 10A, 10B in the installation (Figure 14 (d)) that metal fittings 26,26 are installed.The outside 5 of the inner face 44a of ladder locular wall 44 and the cant beam 4 in the outside can dispose (Fig. 2, Fig. 3, Fig. 4 (a), Figure 13 (a)) basically very close to each otherly.Symbol 45 is the ladder locular wall with the rectangular direction of elevating method of ladder in the plane among the figure.
(9) then, 3,3 are fixed to seben 51 position that links to each other with end plate 6,6 in the outside of the cant beam 2,2 of reinforcing bar ladder 10A, 10B inboard, mortar 52 is filled on the base plate 13 that metal fittings 26 are installed (between installing plate 15 and end plate 6 and the seben 51), simultaneously, repair on flooring half space 36, the interval platform 30 by mortar continuously with it.Because fixed head 18,19, connection flange 7,23 etc. are embedded in mortar 52, so, be protected, simultaneously, owing to can not see them from the outside, so, outward appearance good (Fig. 5-Fig. 7, Fig. 9, Figure 10).
(10) in the above description, under the state of the concrete curing of finding flooring half space 36, interval platform 30, can similarly advance with above-mentioned from F
1Layer arrives one deck F subsequently
2Operation.
(11) thus, finish construct (Fig. 1, Fig. 2,3) of reinforcing bar ladder 10A, 10B.
[4] other embodiment
(1) in the above description, as device to the mobile channeling conduct of reinforcing bar ladder 10, used connect flange and with the screw bolt and nut of its screw engagement, so operating efficiency is good, but also can use other method.That is, also can horizontal track be installed, the wheel that can move in orbit is installed the opposing party a side of the end plate that metal fittings or reinforcing bar ladder are installed.
(2) in the above-described embodiments, the anchor 17 that metal fittings 26 are installed is made of bolt, so, handling ease, length is little, can guarantee necessary regular length, and is more satisfactory, but as, then also can constitute (not shown) by other shapes such as reinforcing bars for fixing structure in the half space 30,36 that is embedded in concrete system.
(3) in the above-described embodiments, metal fittings 26 are installed are convexly equipped with anchor 17 in the outside 16 of installing plate 15, be convexly equipped with fixed head 18,19 at inner face 16a, connect flange 23, but also can be convexly equipped with anchor 17 at the inner face 16a of installing plate 15 on the contrary, 16 be convexly equipped with fixed head 18,19, connection flange 23 (not shown)s outside.
(4) in the above-described embodiments, the width D in space 42 can guarantee can to accommodate at least the inner formword 46 that the ladder locular wall uses, the width of longitudinal tubule (L tubule) 49.That is, from improve operating efficiency consider preferably wide as much as possible, but the displacement of reinforcing bar ladder 10 as much as possible weak point can make construction easily, this can with its comparative studies after determine.
(5) in the above-described embodiments, only constitute, but interval platform 11 also can use the reinforcing bar ladder 10 (Figure 16) of the cant beam 2,4 that is made of one by step.In this occasion, the anchor 17 that metal fittings 26 are installed forms and makes the shape of leading section along the wall bending.
That is, set up reinforcing bar ladder 10 equally, be connected to the installation metal fittings 26 (Figure 16 (a)) that are disposed at assigned position with the interval platform 11 that has set up with said method.In this embodiment, metal fittings being installed is configured under the plan view near the inner face with the ladder locular wall 45 of the direction of lifting direction orthogonal.In addition, owing to omitted the template 31 of interval platform, so, support the interval platform 11 of reinforcing bar ladder, either party or the both sides' (not shown) the installation metal fittings 26 from the below by the supporting member class.Reinforcing bar ladder 10 and install metal fittings 26 fixing and above-mentioned like that, by bolt 39, nut 40,40 fixedly connected flanges 7 be connected flange 23 (Fig. 4 (b)).
Then, the inner formword 46 of arranged spaced ladder locular wall 45 usefulness, exterior sheathing 47 are compressed by longitudinal tubule (L tubule) 49 and transverse tube 50 in accordance with regulations, simultaneously, keep all (Figure 16 (a)) by separator 53, tie-rod 55,3 type rib seats 54.
In addition, reinforcing bar ladder 10 similarly partially toward inboard, in the ladder locular wall 44 sides formation space 42 of lifting direction, equally, is constructed the template 46,47 (Fig. 4 (b), Figure 13 (b)) of ladder locular wall 44 usefulness with above-mentioned.Then, after constructing other this body and function template, with the above-mentioned same concrete that sets.After finding concrete curing, remove template 46,47 and 3 type rib seats 54 and other supporting member class.
In ladder locular wall 44 sides, remove template 46,47 after, the space 42 of width D is vacated, so, with above-mentioned same, make reinforcing bar ladder 10,10 leave ground side shifting outwardly mutually with interval platform 11.
As described above, reinforcing bar ladder 10 and ladder locular wall 44,45 are basically very close to each otherly with close state configuration (Fig. 4 (a), Figure 13 (a), Figure 16 (b)).Under this state,,, finish the installation of reinforcing bar ladder 10 by the fixed head 18,19 of bolt cant beam 2,4 and installation metal fittings 26 with above-mentioned same.
The present invention the installation metal fittings of configuration up and down can towards laterally with moving freely installation ladder member about, so, can make ladder member deflection middle ground arranged side by side construct the ladder locular wall, afterwards, make the ladder member move the effect that the outside with temporary stairs member is not interfered, do not constructed the ladder locular wall with not breaking down towards horizontal with leaving.In addition, owing to the outside of ladder member can be configured to position near the ladder locular wall, so, have the effect that can be formed in very close to each other between ladder locular wall and the ladder member, safety, outward appearance excellent step.
In addition, even be building at the inconsistent structure of shape of levels ladder member, no matter the shape of ladder member how, owing to can use same template to construct the ladder locular wall in levels, so, the template generalization that the ladder locular wall is used has the effect of the quantity of template capable of reducing using.
Claims (4)
1. a terrace structure is constructed the position at ladder and is set up 2 ladder members side by side, and the two ends up and down of this ladder member are installed on body;
It is characterized in that: respectively body install to above-mentioned ladder member support up and down on metal fittings are installed and metal fittings are installed down, lower supporting part can be towards the upper and lower side that above-mentioned ladder member laterally is installed movably on this.
2. terrace structure according to claim 1, it is characterized in that: connecting rod can be inserted with being free to slide lead to the connecting hole that is convexly set in the connection flange that metal fittings are installed and the connecting hole that is connected flange of the upper and lower side that is convexly set in the ladder member, movably installation metal fittings and ladder member be installed.
3. a species stage construction method is characterized in that: have following operation,
(1) in the predetermined body position of constructing that the top and bottom of the predetermined ladder member of constructing are supported, metal fittings are installed in configuration respectively, and temporary support is respectively installed metal fittings;
(2) then, between above-mentioned installation metal fittings, set up 2 ladder members side by side, make two ladder members approaching, vacate the configuration of ground, space in the outside of above-mentioned each ladder member;
(3) utilize above-mentioned space, the template of constructing the inboard of ladder locular wall in addition, is constructed the template in the outside of ladder locular wall and the template of other this body and function;
(4) above-mentioned installation metal fittings are set the concrete of body as the part of template, metal fittings will be installed be fixed in body;
(5) then, remove unwanted interim member, above-mentioned two ladder members are moved with leaving mutually, make the outside of two ladder members be positioned at above-mentioned space from above-mentioned space;
(6), the ladder member is fixed in the installation metal fittings at assigned position.
4. a species stage construction method is characterized in that: have following operation,
(1) buries the installation metal fittings underground in the end of the flooring half space that has layer;
(2) the predetermined interval platform of constructing and subsequently one deck flooring half space floor with the end of template respectively mounting metal fittings are installed, each floor is carried out temporary support with template;
(3) then, set up respectively from existing floor face half space to the interval platform ladder member A and from middle half space to the ladder member B of one deck flooring half space subsequently, make above-mentioned two ladder member A, B near center side be installed to the installation metal fittings, vacate space ground configuration in the outside of above-mentioned ladder member A, B;
(4) utilize above-mentioned space to construct the template of the inboard of ladder locular wall, in addition, construct the outboard template of ladder locular wall and the template of other this body and function;
(5) with above-mentioned installation metal fittings as floor with the part of template, set interval platform, one deck flooring half space, and the concrete of other body subsequently, above-mentioned installation metal fittings are fixed in body;
(6) then, remove unwanted interim member, make above-mentioned ladder member A, B leave ground side shifting outwardly mutually, make the outside of two ladder member A, B be positioned at above-mentioned space from above-mentioned space;
(7) at assigned position ladder member A, B be fixed to the installation metal fittings up and down.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP99617/2002 | 2002-04-02 | ||
| JP2002099617A JP4016130B2 (en) | 2002-04-02 | 2002-04-02 | Stair structure and staircase construction method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1448600A true CN1448600A (en) | 2003-10-15 |
| CN100335729C CN100335729C (en) | 2007-09-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021217750A Expired - Fee Related CN100335729C (en) | 2002-04-02 | 2002-05-31 | Staircase structure and method for constructing staircases |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP4016130B2 (en) |
| KR (2) | KR100695275B1 (en) |
| CN (1) | CN100335729C (en) |
| TW (1) | TW542868B (en) |
Cited By (2)
| 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 |
| CN113279529A (en) * | 2021-06-28 | 2021-08-20 | 北京城建集团有限责任公司 | Large-span disassembly-free ladder structure based on steel bar truss floor support plate and construction method thereof |
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| KR100500306B1 (en) * | 2002-06-14 | 2005-07-11 | 두하요코모리주식회사 | assembly type steel frame ladder of reinforcement concrete building and construction method thereof |
| KR100464594B1 (en) * | 2002-06-17 | 2005-01-03 | 두하요코모리주식회사 | The method of constructing the prefabricated step on reinforced concrete building |
| KR100911803B1 (en) * | 2008-07-23 | 2009-08-12 | 김용근 | Assembly stairway |
| KR101012298B1 (en) * | 2008-09-08 | 2011-02-08 | 삼광티엘티(주) | Slide module of portable terminal |
| CN104295095A (en) * | 2014-10-08 | 2015-01-21 | 中国化学工程第十三建设有限公司 | Steel and wood composite stair template |
| JP6666781B2 (en) * | 2016-04-12 | 2020-03-18 | 鹿島建設株式会社 | Stair structure, stair structure construction method, main member of stair structure and intermediate member of stair structure |
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| JP7329992B2 (en) * | 2019-07-01 | 2023-08-21 | 株式会社横森製作所 | steel stairs |
| CN112081320A (en) * | 2020-08-27 | 2020-12-15 | 衡东县佳时鸿丰建材有限责任公司 | Adjustable wood stair and use method thereof |
| CN114319852B (en) * | 2022-01-20 | 2023-04-14 | 深圳市嘉盛建筑工程有限公司 | Aluminum alloy totally-enclosed stair template |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP3087195B2 (en) * | 1992-09-04 | 2000-09-11 | 株式会社横森製作所 | How to build stairs |
| KR0141463B1 (en) * | 1992-09-04 | 1999-02-18 | 세이분 요코모리 | Method of prefabricating stairway |
| JP3196043B2 (en) * | 1992-09-11 | 2001-08-06 | 株式会社横森製作所 | Construction method of stairs and staircase, construction method of stairs, and stair members |
| KR100201539B1 (en) | 1996-09-21 | 1999-06-15 | 김헌출 | Unit steel-frame staircase and its construction method |
| JP3569861B2 (en) * | 1998-07-21 | 2004-09-29 | 株式会社横森製作所 | Construction method of stairs and staircase, staircase support device, and staircase structure |
| CN2349289Y (en) * | 1998-11-28 | 1999-11-17 | 李岭群 | Prefabricated integral stairs board |
| JP4061611B2 (en) * | 2000-01-24 | 2008-03-19 | 株式会社横森製作所 | PCa stairs mounting structure, PCa stairs mounting method, PCa stairs |
| JP2002013207A (en) * | 2000-06-30 | 2002-01-18 | Taisei Corp | Receiving fastener for steel staircase |
-
2002
- 2002-04-02 JP JP2002099617A patent/JP4016130B2/en not_active Expired - Fee Related
- 2002-05-10 TW TW091109819A patent/TW542868B/en not_active IP Right Cessation
- 2002-05-31 CN CNB021217750A patent/CN100335729C/en not_active Expired - Fee Related
- 2002-11-20 KR KR1020020072248A patent/KR100695275B1/en not_active IP Right Cessation
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2006
- 2006-11-08 KR KR1020060109915A patent/KR100755213B1/en active IP Right Grant
Cited By (3)
| 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 |
| CN113279529A (en) * | 2021-06-28 | 2021-08-20 | 北京城建集团有限责任公司 | Large-span disassembly-free ladder structure based on steel bar truss floor support plate and construction method thereof |
| CN113279529B (en) * | 2021-06-28 | 2023-09-29 | 北京城建集团有限责任公司 | Large-span disassembly-free ladder structure based on steel bar truss floor support plate and construction method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2003293538A (en) | 2003-10-15 |
| KR20060117898A (en) | 2006-11-17 |
| KR100695275B1 (en) | 2007-03-14 |
| KR100755213B1 (en) | 2007-09-04 |
| JP4016130B2 (en) | 2007-12-05 |
| CN100335729C (en) | 2007-09-05 |
| TW542868B (en) | 2003-07-21 |
| KR20030079657A (en) | 2003-10-10 |
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