CN104963469B - A kind of stair installation method - Google Patents
A kind of stair installation method Download PDFInfo
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- CN104963469B CN104963469B CN201510024462.1A CN201510024462A CN104963469B CN 104963469 B CN104963469 B CN 104963469B CN 201510024462 A CN201510024462 A CN 201510024462A CN 104963469 B CN104963469 B CN 104963469B
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Abstract
The invention provides a kind of stair installation method, including：First cant beam (10) is fixedly connected with the side wall of staircase by screw；Second cant beam (20) is fixedly connected with opposite side wall by screw；One end of the web of Z-shape steel plate is fixedly connected with the first cant beam (10) or the second cant beam (20) by screw by the first connector (11), the 1st unit of marking time is marked time unit as target, n times the description below is performed：The mark time side plate of marking time of unit of target is fixedly connected with the web of Z-shape steel plate by screw, target is marked time mark time in unit one end of mainboard is fixedly connected with the upper flange of Z-shape steel plate by screw, the other end marked time with this target unit unit of marking time adjacent and above in the lower wing plate of Z-shape steel plate be fixedly connected by screw, the unit of marking time adjacent and above for unit that this target is marked time is marked time unit as target.The stair installation method of the present invention can be greatly saved manually.
Description
Technical field
The present invention relates to integrated house technical field, more particularly to a kind of stair installation method.
Background technology
At present, integrated house with its short construction period, safe and reliable, environmental pollution it is small, it is handsome in appearance the advantages of
It is widely used.So in order to be able to the security and stability for preferably ensureing integrated house, not only its overall framework will
Good robustness and stability have been asked, and each component also requires that to there is good stability and connectivity.For example, building
Ladder.Stair are as the friendship standard member between building interbed, and it by being closely attached together in house between layers, especially
It is in the house of low layer, such as in integrated house.
In integrated house, steel construction integrated house is most widely used.So how to be carried in steel construction integrated house
It is the current technical problem for being badly in need of solving for the stair stablized safety and be easily installed.
The content of the invention
In view of the above-mentioned problems, it is an object of the invention to provide a kind of stair installation method for solving problem above, solving existing
The problem of stair are installed in steel construction integrated house.
The stair installation method that the present invention is provided, methods described includes：
The first end 101 of first cant beam 10 of stair 1 is fixedly connected with ground, landing beam or floor beam, by described
Second end 102 of one cant beam 10 is fixedly connected with landing beam or floor beam, by first cant beam 10 and a side wall of staircase
Body is fixedly connected by screw；
The first end 201 of second cant beam 20 of stair 1 is fixedly connected with the ground, landing beam or floor beam, by institute
The second end 202 for stating the second cant beam 20 is fixedly connected with the landing beam or floor beam, by second cant beam 20 and staircase
Opposite side wall be fixedly connected by screw；
The lower wing plate of Z-shape steel plate in 1st unit of marking time is fixedly connected with the ground, landing beam or floor beam；
For each unit of marking time, by first connector 11 by one end of the web of Z-shape steel plate and described first
Cant beam 10 is fixedly connected by screw, by first connector 11 by the other end of the web of Z-shape steel plate and described second
Cant beam 20 is fixedly connected by screw；
1st unit of marking time is marked time unit as target, n times the description below is performed, wherein N is to step in the stair 1
Walk the number of unit：The mark time side plate of marking time of unit of target is fixedly connected with the web of Z-shape steel plate by screw, target is stepped on
Marked time in step unit one end of mainboard is fixedly connected with the upper flange of Z-shape steel plate by screw, and the other end and this target are marked time list
The lower wing plate of Z-shape steel plate is fixedly connected by screw in the unit of marking time adjacent and above of member, the phase for unit that this target is marked time
Unit of marking time above neighbour is marked time unit as target.
Wherein, by the first connector 11 by one end of the web of Z-shape steel plate and first cant beam 10 or described second
The method that cant beam 20 is fixedly connected by screw includes：First plate of first connector 11 of " ┗ " type section is passed through into screw
Be fixedly connected with one end of the web of Z-shape steel plate, by the second plate of first connector 11 and first cant beam 10 or
Second cant beam 20 is fixedly connected by screw.
Wherein, the first end 201 of the first end 101 of first cant beam 10 or second cant beam 20 is fixed with ground
The method of connection includes：First plate of second connector 22 of " ┗ " type section is fixed by expansion bolt with the ground
Connection, the first end 101 of screw and first cant beam 10 or described the are passed through by the second plate of second connector 22
The first end 201 of two cant beams 20 is fixedly connected.
Wherein, the side the second end 102 of first cant beam 10 being fixedly connected with the landing beam or the floor beam
Method includes：First plate in 3rd connector 33 is fixedly connected with the upper flange of the landing beam or the floor beam, second
Plate is fixedly connected with the web of the landing beam or the floor beam, and the 3rd plate is fixedly connected with first cant beam 10；
3rd connector 33 includes the first plate, the second plate, the 3rd plate；The first end of first plate and described second
The first end of plate is fixedly connected and form right angle bending structure, and the of the first end of the 3rd plate and second plate
Two ends are fixedly connected and constitute the right-angle bending structure opposite with the wrap direction of the right-angle bending structure, second plate
The second end it is vertical with the first end of second plate and using from the second plate to the first plate direction as positive apparent direction when
Positioned at the left side of the first end of second plate；By the second end 202 of second cant beam 20 and the landing beam or described
The method that floor beam is fixedly connected includes：By the upper of the first plate in the 4th connector 44 and the landing beam or the floor beam
Wing plate is fixedly connected, and the second plate is fixedly connected with the web of the landing beam or the floor beam, the 3rd plate and described the
Two cant beams 20 are fixedly connected；4th connector 44 includes the first plate, the second plate, the 3rd plate；First plate
First end be fixedly connected with the first end of second plate and form right angle bending structure, the first end of the 3rd plate
It is fixedly connected with the 3rd end of second plate and constitutes the right-angle folding opposite with the wrap direction of the right-angle bending structure
Kinking structure, the 3rd end of second plate is vertical with the first end of second plate and with from the second plate to the first plate
Part direction be positive apparent direction when positioned at second plate first end right side.
Wherein, methods described also includes：By n-th in first bench 30 mark time unit mark time mainboard with it is described flat
Platform beam or the floor beam are fixedly connected by Z-shape steel plate, by the upper flange of the Z-shape steel plate and the landing beam or the building
Plate-girder is fixedly connected by bolt or screw, and the mark time mainboard of marking time of unit of lower wing plate and the n-th is passed through into bolt or spiral shell
Nail is fixedly connected.
Wherein, the first end 101 of first cant beam 10 or the first end 201 of second cant beam 20 and the landing beam
The method being fixedly connected includes：By the first plate of the 5th connector 55 of " ┗ " type section and the first of first cant beam 10
The first end 201 of the cant beam 20 of end 101 or second is fixedly connected, and the second plate is fixedly connected with the landing beam.
Wherein, the length of the mainboard of marking time is 1000 millimeters, and width is 365 millimeters, and thickness is 18 millimeters.It is described to mark time
The length of side plate is 1000 millimeters, and width is 162 millimeters, and thickness is 18 millimeters；The Z-type section epiplastron of the Z-shape steel plate
Length is 180 millimeters, and the length of flange plate is 45 millimeters, and the length of the Z-shape steel plate is 1000 millimeters, the Z-shape steel plate
Thickness is 1.6 millimeters.
Stair provided by the present invention are applied to adjacent unit of marking time in the stair application scenarios with middle wall body, bench
Two Z-shape steels support same mainboard of marking time jointly, and the web of Z-shape steel and side plate of marking time are fixed with cant beam by connector
Connection, such a bench stabilized structure and easy for installation.In addition, the stair of the present invention pass through corresponding connector and wall, building
Layer and ground are fixedly connected.Stair installation method in the present invention can be greatly saved manually.
Brief description of the drawings
The accompanying drawing for being incorporated into specification and constituting a part for specification shows embodiments of the invention, and
It is used for the principle for explaining the present invention together with the description.In the drawings, similar reference is used to represent similar key element.
Drawings in the following description are some embodiments of the present invention, rather than whole embodiments.For those of ordinary skill in the art
For, on the premise of not paying creative work, other accompanying drawings can be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of stair in the present invention；
Fig. 2 is the structural representation of connecting node of marking time；
Fig. 3 is the structural representation of the first connector 11；
Fig. 4 is the first end of the first cant beam and the attachment structure schematic diagram on ground；
Fig. 5 is the structural representation of the second connector 22；
Fig. 6 is the second end and the attachment structure schematic diagram of stair stringer or platform of cant beam；
Fig. 7 is the structural representation of the 3rd connector 33；
Fig. 8 is the structural representation of the 4th connector 44；
Fig. 9 is the structural representation of two layers of staircase structure；
Figure 10 is the structural representation of the 5th connector 55；
Figure 11 is the flow chart of stair installation method in the present invention.
Specific embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
A part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.Need
Illustrate, in the case where not conflicting, the feature in embodiment and embodiment in the application can be mutually combined.
The basic thought of the present invention is that two Z-shape steels of adjacent unit of marking time support same mainboard of marking time jointly in bench,
And the web of Z-shape steel and side plate of marking time are fixedly connected with cant beam by connector, such a bench stabilized structure and the side of installation
Just.Stair provided by the present invention can apply in the steel house with middle wall body.
Below in conjunction with the accompanying drawings to being described in detail according to the stair provided of the present invention.
Fig. 1 shows the structural representation of stair provided by the present invention, stair 1 include the first cant beam 10, the second cant beam 20,
First bench 30.First cant beam 10 is fixedly connected with the first wall, and the second cant beam 20 is fixedly connected with the second wall, for example can be with
It is to be connected by the way of tapping screw.First cant beam 10 and the second cant beam 20 are fixedly connected with the first bench 30.First is oblique
The first end 101 of beam 10 is fixedly connected with the ground, and the second end 102 is fixedly connected with landing beam or floor beam；Second cant beam 20
First end 201 is fixedly connected with the ground, and the second end 202 is fixedly connected with landing beam or floor beam.
First bench 30 includes N number of unit of marking time, wherein, N is positive integer.The first bench 30 is marked time including 9 in Fig. 1.
This does not turn into the restriction for the number marked time that can include to the first bench 30.The story height that can be covered according to bench
The number that the parameter settings such as degree, the length on ground of bench covering are marked time.
Fig. 2 shows the connection diagram for connecting node of marking time.Each unit of marking time is stepped on including a mainboard 301, one of marking time
Walk first connector 11 of side plate 302, a Z-shape steel plate 303 and two " ┗ " type sections.The bottom wing of 1st middle Z-shape steel plate of marking time
Plate is fixedly connected with the ground, and mark time side and the n-th of mainboard of marking time of unit of n-th is marked time the upper limb of Z-shape steel plate in unit
Plate is fixedly connected, and opposite side is fixedly connected with landing beam or floor beam.Marked time in each unit of marking time the abdomen of side plate and Z-shape steel plate
Plate is fixedly connected and (is for example fixedly connected by least row's screw).If i is the natural number more than 0 and less than N, mark time for i-th
The upper flange of Z-shape steel plate is fixedly connected with the side of the mainboard of marking time of this unit of marking time (such as by least row's spiral shell in unit
Nail is fixedly connected), i+1 is marked time the opposite side of the mainboard of marking time of the lower wing plate of Z-shape steel plate and unit of marking time for i-th in unit
It is fixedly connected and (is for example fixedly connected by least row's screw).
The first plate of first the first connector 11 is used to be fixedly connected with the first cant beam 10 in each unit of marking time, the
Two plates are used to be fixedly connected with the web and side plate of marking time of Z-shape steel plate；Second the first connector 11 in each unit of marking time
The first plate be used to be fixedly connected with the second cant beam 20, the second plate is used to fix with the web and side plate of marking time of Z-shape steel plate
Connection.
With reference to Fig. 1, in the first bench 30 the 1st mark time the upper flange of Z-shape steel plate in unit lower section because to set and floor
Or first connector 11 on ground, then the 1st the first connector 11 marked time in unit be located at the upper of the lower wing plate of Z-shape steel plate
Side.2nd mark time unit to n-th in the first connector 11 of each unit of marking time be located at the Z-shape steel plate of unit of accordingly marking time
The lower section of upper flange.Mark time the specific dimensional parameters of each component in unit, can be according to rise of flight, gradient and stress energy
The parameters such as power requirement, which are calculated, to be obtained.
A kind of typical application size of specific size on unit of marking time is as follows：Mark time mainboard length l for 1000 milli
Rice, width is 365 millimeters, and thickness is 18 millimeters.Mark time side plate length be 1000 millimeters, width be 162 millimeters, thickness is 18
Millimeter.The upper flange or lower wing plate of Z-shape steel plate can use a row diameter to be 4.2 millimeters when being fixedly connected with mainboard of marking time
300 screws are fixedly connected.The length of Z-shape steel plate is 1000 millimeters, and the length h of Z-type section epiplastron is 180 millimeters, the edge of a wing
The length b of plate is 45 millimeters, and the thickness t of Z-shape steel plate is 1.6 millimeters.Yield strength fy is in the characteristic of the steel of Z-shape steel plate
205 Ns every square millimeter (N/mm2), shearing strength fv is 120N/mm2.
The permanent load Pd being subjected in unit of marking time as the mainboard of marking time for beam of marking time is set as 1.43 thousand Ns every square
Rice (KN/m2), load assignment span d is 265mm, and corresponding linear load q1=Pd*d is 0.38 thousand Ns every meter (KN/m).Mark time
The disposal load Pl that mainboard is subjected to is 2.5 thousand Ns every square metre (KN/m2), and load assignment span d is 265mm, corresponding line
Load q2=P1*d is 0.66 thousand Ns every meter (KN/m).The value q=1.2*q1+1.4*q2 that Load Combination can be calculated is
1.38KN/m, the moment M for beam of marking time is 172.5 Ns of rice (Nm), and the shear V for beam of marking time is 690Nm.
To marking time, beam carries out bearing capacity checking computations：
Calculate the intensity for beam of marking timeIncome value is much smaller than steel house correlation rule
205N/mm2 in model.Wherein, M represents to mark time the moment of flexure of beam, WenxRepresent the effective cross-section modulus of x-axis.
Calculate the shear stress for beam of marking timeIncome value is much smaller than steel house related specifications
In 120N/mm2.Wherein, V represents to mark time the shearing of beam, and S represents area moment of the above gross cross-sectional to natural axis at shear stress；I
Represent the gross cross-sectional the moment of inertia of beam of marking time；T represents to mark time the thickness of beam.
To marking time, beam carries out deformation analysis：
δ=5ql4/ 384EI=0.034mm, much smaller than the 4mm in steel house related specifications.Wherein, q represents load
The value of combination, l is the length of mainboard of marking time, and E is the modulus of elasticity of steel, and I is the section moments of inertia of steel.
It can be seen from above-mentioned checking computations, this staircase structure is stable and safe.
Fig. 3 is the structural representation of the first connector 11.First connector 11 includes the first plate 111 and the second plate
112, this two plate form right angle bending structures, to increase the enabling capabilities of vertical forces, the bending of right-angle bending structure
Locate as the longer one end of the length of the longer one end of the length of the first plate 111 and the second plate 112.As shown in figure 3, the first plate
The first end 1111 of part 111 is fixedly connected and form right angle bending structure with the first end 1121 of the second plate 112.First plate
The web being provided with the through hole for connecting cant beam, the second plate 112 for connecting Z-shape steel plate is provided with 111 and is marked time
The through hole of side plate.The number of through hole, the diameter of through hole and set-up mode on two plates can be differed, plate it is specific
Size, the number of through hole, the diameter of through hole and set-up mode can be set according to the stressing conditions of stair.
First connector 11 is illustrated as follows.The length and the second plate of the first end 1111 of first plate 111
The length of the first end 1121 of part 112 is 140 millimeters.The length of first plate side on " ┗ " type section of first connector 11
For 35 millimeters, the length of the second plate side is 35 millimeters on " ┗ " type section.The number of through hole on first plate 111 is 6,
Diameter is 5 millimeters, is set to a row, the central point of adjacent through-holes is at a distance of 20 millimeters.The central point of this row through hole is away from first
The distance at the 4th relative end 1114 of first end 1111 is 15 millimeters on plate 111.This first plate of row through hole middle-range 111
The central point of the nearest through hole in second end 1112 is 20 bold and unconstrained rice with the distance at this second end 1112.Through hole on second plate 112
Number be 6, diameter is 5 millimeters, is set to a row, and the central point of adjacent through-holes is at a distance of 20 millimeters.In this row through hole
Distance of the heart point away from fourth end 1124 relative with first end 1121 on the second plate 112 is 15 millimeters.This row through hole middle-range
The central point of the nearest through hole in second end 1112 of the first plate is 20 bold and unconstrained rice with the distance at this second end 1112.This two pieces plate
Thickness be 1.6 millimeters.
The first end 101 of first cant beam 10 is fixedly connected with ground by the second connector 22, and the first of the second cant beam 20
End 201 is fixedly connected with ground also by the second connector 22.Fig. 4 shows first end 101 and the ground of the first cant beam 10
Connection diagram.
Fig. 5 shows the structural representation of the second connector 22.Second connector 22 is the connector of " ┗ " type section, bag
The first plate 221 and the second plate 222 are included, the first end 2221 of the plate 222 of first end 2211 and second of the first plate 221 is consolidated
Fixed connection and form right angle bending structure.First plate 221 is bolted to connection with ground, the second plate 222 and first
The cant beam 20 of cant beam 10 or second is fixedly connected by screw, the steadiness being connected for enhancing cant beam with floor or ground, first
The diameter of through hole on plate 221 is more than the diameter of the through hole on the second plate 222.The specific sizes of two plates, through hole
Number, the diameter of through hole and set-up mode can be set according to the stressing conditions of stair.
Second connector 22 is illustrated as follows.The length of the first end 2211 of first plate 221 and the second plate
The length of the first end 2221 of part 222 is 100 millimeters.The length of first plate side on " ┗ " type section of second connector 22
For 62.3 millimeters, the length of the second plate side is 130 millimeters.The number of through hole on first plate 221 is 2, and diameter is
12.5 millimeters, a row is set to, the central point of this exhausting hole is away from the 4th end 2214 relative with first end 2211 on the first plate
Distance be 30 millimeters.The central point of two through hole is at a distance of 40 millimeters in this exhausting hole.This exhausting hole middle-range and first end 2211
The central point of the nearest through hole in the second vertical end 2212 is 30 millimeters with the distance at this second end 2212.In second plate 222
The number of through hole is 6, and diameter is 5 millimeters, and the spacing for being set to the central point of adjacent through-holes in the row of two row three, each column is 25
Millimeter, the spacing of the central point of two through hole is 50 millimeters in often arranging.Away from the 4th end relative with first end 2221 on the second plate
The central point of a 2224 nearest exhausting holes is 20 millimeters with the distance at this 4th end 2224, away from the first end with the second plate
The 2221 vertical central points of the nearest row through hole in the second end 2222 and the distance at this second end 2222 are 25 millimeters.First plate
The thickness of the plate 222 of part 221 and second is 2.3 millimeters.
The mark time mainboard of marking time of unit of n-th is connected with landing beam or floor beam by Z-type Interal fixation in first bench 30
Connect, the upper flange of this Z-shape steel plate is fixedly connected with landing beam or floor beam by bolt or screw, and lower wing plate is marked time with n-th
The mainboard of marking time of unit is fixedly connected by bolt or screw.
Second end 102 of the first cant beam 10 is fixedly connected with landing beam or stair stringer by the 3rd connector 33, and second is oblique
Second end 202 of beam 20 is fixedly connected with landing beam or stair stringer by the 4th connector 44.Fig. 6 schematically illustrates first
Second end 102 of cant beam 10 and stair stringer or the connecting node schematic diagram of platform.
Fig. 7 is the structural representation of the 3rd connector 33.3rd connector 33 includes the first plate 331, the second plate
332nd, the 3rd plate 333.First plate 331 is used to be fixedly connected by screw with the upper flange of landing beam or floor beam, and second
Plate 332 is used to be fixedly connected by screw with the web of landing beam or floor beam, and the 3rd plate 333 is used for and the first cant beam 10
It is fixedly connected by screw.The first end 3311 of first plate 331 is fixedly connected and structure with the first end 3321 of the second plate 332
Bending structure at a right angle, the first end 3331 of the 3rd plate 333 is fixedly connected and structure with the second end 3322 of the second plate 332
Into the right-angle bending structure opposite with the wrap direction of above-mentioned right-angle bending structure, the second end 3322 of the second plate 332 and
The first ends 3321 of two plates 332 it is vertical and using from the second plate to the first plate direction as positive apparent direction when positioned at the second plate
The left side of the first end 3321 of part.Having on first plate 331 of the 3rd connector 33 is used for and landing beam or floor beam
There is the through hole for being used for being fixedly connected with the web of landing beam or floor beam on the through hole that wing plate is fixedly connected, the second plate 332,
There is the through hole for being used for being fixedly connected with the first cant beam 10 on 3rd plate 333.On the board dimensions of 3rd connector 33, plate
The number of through hole, the diameter of through hole and set-up mode can be set according to the stressing conditions of stair.
3rd connector 33 is illustrated as follows.The length of the first end 3311 of first plate 331 is 76.3 millis
Rice, the length at second end vertical with first end 3311 is 80 millimeters.The length of the first end 3321 of second plate 332 is 76.3
Millimeter, the length at second end 3322 vertical with first end 3321 is 169 millimeters.The length of the first end 3331 of 3rd plate 333
Spend for 120 millimeters, the length at second end 3332 vertical with first end 3331 is 70 millimeters.4th end of the second plate 332
3324 are generally aligned in the same plane with the second end 3332 of the 3rd plate 333.
The number of through hole is 12 on first plate 331 of the 3rd connector 33, and diameter is 5 millimeters, is set to four rows
Three row.The central point spacing of adjacent through-holes is 23.2 millimeters in per exhausting hole.With the phase of first end 3311 from away from the first plate 331
To the 4th end 3314 from closely to remote order, the distance at the central point of the first exhausting hole and this 4th end 3314 is 15 millimeters,
The central point spacing of the central point of second exhausting hole and the first exhausting hole is 16 millimeters, the central point and second row of the 3rd exhausting hole
The central point spacing of through hole is 17 millimeters, and the central point of the 4th exhausting hole and the central point spacing of the 3rd exhausting hole are 17 millimeters.
Central point and this second end away from a second end 3312 nearest row through hole vertical with the first end 3311 of the first plate 331
3312 distance is 15 millimeters.
The number of through hole is 9 on second plate 332 of the 3rd connector 33, and diameter is 5 millimeters, is set to four rows three
Row.The central point spacing of adjacent through-holes is that the central point spacing of adjacent through-holes in 20 millimeters, each column through hole is 30 in per exhausting hole
Millimeter.Central point away from the nearest exhausting hole in relative with first end 3321 the 4th end 3324 on the second plate 332 with this
The distance at four ends 3324 is 34 millimeters, the central point of the nearest row through hole in the 3rd end 3323 away from the second plate 332 with this
The distance at three ends 3323 is 17 millimeters.
The number of through hole is 9 on 3rd plate 333 of the 3rd connector 33, and diameter is 5 millimeters, is set to three rows
Three row.The central point spacing of adjacent through-holes is that the central point spacing of adjacent through-holes in 20 millimeters, each column through hole is in per exhausting hole
30 millimeters.Central point away from the nearest row through hole in relative with first end 3331 the 4th end 3334 on the 3rd plate 333 and this
The distance at the 4th end 3334 is 15 millimeters, away from second end 3332 nearest one vertical with the first end 3331 of the 3rd plate 333
The distance at the central point of exhausting hole and this second end 3332 is 30 millimeters.
Fig. 8 is the structural representation of the 4th connector 44.4th connector 44 includes the first plate, the second plate, the 3rd
Plate；The first end of first plate is fixedly connected and form right angle bending structure with the first end of the second plate, the 3rd plate
First end is fixedly connected with the 3rd end of the second plate and constitutes the right angle opposite with the wrap direction of above-mentioned right-angle bending structure
Bending structure, the 3rd end of the second plate is vertical with the first end of the second plate and with from the second plate to the first plate direction
During for positive apparent direction positioned at second plate first end right side.First plate, which has, in 4th connector 44 is used for putting down
Having on the through hole that the upper flange of platform beam or floor beam is fixedly connected, the second plate is used to consolidate with the web of landing beam or floor beam
Surely there is the through hole for being used for being fixedly connected with the second cant beam 20 on the through hole connected, the 3rd plate.The structure of 4th connector 44
Structure with the 3rd connector 33 is in symmetric relation.The size of corresponding plate and the number of through hole, diameter, set-up mode are identical,
Here is omitted.
Staircase structure in the present invention goes between ground and two floors layer, is readily applicable to the adjacent of high level
It between floor, can be applicable between ground and platform, can be applicable between high-rise floor and platform.The side of platform
For connecting stair, opposite side connecting wall.
Fig. 9 is the side block diagram of two layers of staircase structure, and first layer stair are connected between ground and platform, the second floor
Ladder is connected between platform and two floor plates.Except the first cant beam including being connected between ground and platform in two layers of stair
10th, outside the second cant beam 20 and the first bench 30, in addition to be connected between platform and two floor plate-girders the 3rd cant beam, the 4th
Cant beam and the second step.Wherein, it is related to structure and the connection of the 3rd cant beam, the 4th cant beam and the second step of second layer stair
The structure and connected mode of first cant beam of mode first layer stair related to the above, the second cant beam and the first bench similarly, this
Place is repeated no more, and difference is the connected mode and the 4th that the 3rd cant beam is fixedly connected with platform by the 5th connector 55
The connected mode that cant beam is fixedly connected with platform by the 5th connector 55.
The structural representation of the 5th connector 55 is shown in Figure 10.5th connector 55 is the connection of " ┗ " type section
Part, including the first plate 551 and the second plate 552, the first end 5512 of the plate of first end 5511 and second of the first plate are consolidated
Fixed connection, the first plate 551 is fixedly connected with the 3rd cant beam or the 4th cant beam by screw, and the second plate 552 is flat with platform
Platform beam is fixedly connected by screw, and the through hole on the first plate 551 is set to more than a row, and the through hole on the second plate 552 is set
It is set to more than a row, the through hole of different lines is distributed in alternating expression on the first plate 551, from the first of the first plate 551 in each row
5511 nearest through holes are held to be differed apart from the distance of this first end 5511.The through hole of different lines is in staggeredly on second plate 552
Formula is distributed, and the distance of this first end 5521 is differed with a distance from the through hole nearest from the first end 5521 of the second plate 552 in each row.
The connecting node that this setup can improve cant beam and platform bears the ability of torsional forces.
5th connector 55 is illustrated as follows.
The first end 5511 of first plate 551 is fixedly connected with the first end 5521 of the second plate 552 and form right angle is rolled over
Kinking structure.The length of the first end 5521 of the plate 552 of first end 5511 and second of first plate 551 is 40 millimeters.5th
The length of first plate side is 115 millimeters in " ┗ " type section of connector 55, and the length of the second plate side is 60 millimeters.
5 through holes are provided with first plate 551, diameter is 5 millimeters, are set to 2 row, first row includes 3 and led to
Hole, the central point spacing of adjacent through-holes is 40 millimeters, and the central point of this row through hole is away from vertical with the first end 5511 of the first plate
The second end 5512 distance be 15 millimeters, this row through hole middle-range fourth end 5514 relative with the first end 5511 of the first plate
Distance of the central point of nearest through hole away from this 4th end 5514 is 20 millimeters.Secondary series includes 2 through holes, and both are at a distance of 40
Millimeter, the distance at second end 5512 of this row through hole central point away from the first plate 551 be in 25 millimeters, this row through hole with the first plate
4th end 5514 of part 551 is 40 millimeters with the distance at this 4th end 5514 apart from the central point of most short through hole.
3 through holes are provided with second plate 552, diameter is 5 millimeters, are set to 2 row, first row includes 2 and led to
Hole, the central point spacing of adjacent through-holes is 30 millimeters, and the central point of this row through hole is away from vertical with the first end 5521 of the second plate
The second end 5522 distance be 15 millimeters, this row through hole middle-range fourth end 5524 relative with the first end 5521 of the second plate
Distance of the central point of nearest through hole away from this 4th end 5524 is 15 millimeters；Secondary series includes 1 through hole, a diameter of 5 milli
Rice, the distance at second end 5522 of the central point away from the second plate of this through hole is 25 millimeters, the 4th end 5524 away from the second plate
Distance be 30 millimeters.The thickness of first plate 551 and the second plate 552 is 2.3 millimeters.
Figure 11 is the flow chart of stair installation method in the present invention, and the installation method of above-mentioned stair comprises the following steps：
Step 1：The first end 101 of first cant beam 10 of stair 1 is fixedly connected with ground, landing beam or floor beam, will
Second end 102 of the first cant beam 10 is fixedly connected with landing beam or floor beam, by the side wall of the first cant beam 10 and staircase
It is fixedly connected by screw.
Step 2：The first end 201 of second cant beam 20 of stair 1 is fixedly connected with ground, landing beam or floor beam, will
Second end 202 of the second cant beam 20 is fixedly connected with landing beam or floor beam, by another side wall of the second cant beam 20 and staircase
Body is fixedly connected by screw.
Step 3：The lower wing plate of Z-shape steel plate in 1st unit of marking time is fixedly connected with ground, landing beam or floor beam.
Step 4：For each unit of marking time, by first connector 11 by one end of the web of Z-shape steel plate and the
One cant beam 10 is fixedly connected by screw, by first connector 11 that the other end of the web of Z-shape steel plate and second is oblique
Beam 20 is fixedly connected by screw.
Step 5：1st unit of marking time is marked time unit as target, n times the description below is performed, during wherein N is stair 1
Mark time the number of unit：The mark time side plate of marking time of unit of target is fixedly connected with the web of Z-shape steel plate by screw, by target
Mark time mark time in unit one end of mainboard is fixedly connected with the upper flange of Z-shape steel plate by screw, and the other end is marked time with this target
The lower wing plate of Z-shape steel plate is fixedly connected by screw in the unit of marking time adjacent and above of unit, and this target is marked time unit
Unit of marking time adjacent and above is marked time unit as target.
It is by the first connector 11 that one end of the web of Z-shape steel plate and the first cant beam 10 or the second is oblique in the above method
The method that beam 20 is fixedly connected by screw includes：By the first plate of first connector 11 of " ┗ " type section by screw with
One end of the web of Z-shape steel plate is fixedly connected, by the second plate of the first connector 11 and the first cant beam 10 or the second cant beam 20
It is fixedly connected by screw.
In the above method, the first end 201 of the cant beam 20 of first end 101 or second of the first cant beam 10 and ground are fixed and connected
The method connect includes：By the first plate of second connector 22 of " ┗ " type section, by expansion bolt, (such as M8's to M14 is swollen
Swollen bolt) it is fixedly connected with the ground, by first end 101 of the second plate of the second connector 22 by screw and the first cant beam 10
Or second the first end 201 of cant beam 20 be fixedly connected.
In the above method, the second end 102 of the first cant beam 10 is included with the method that landing beam or floor beam are fixedly connected：
First plate in 3rd connector 33 is fixedly connected with the upper flange of landing beam or floor beam, the second plate and landing beam or building
The web of plate-girder is fixedly connected, and the 3rd plate is fixedly connected with the first cant beam 10；3rd connector 33 includes the first plate, second
Plate, the 3rd plate；The first end of first plate is fixedly connected and form right angle bending structure with the first end of the second plate, the
The first end of three plates is fixedly connected with the second end of the second plate and constituted opposite with the wrap direction of right-angle bending structure
Right-angle bending structure, the second end of the second plate is vertical with the first end of the second plate and with from the second plate to the first plate
Direction be positive apparent direction when positioned at the second plate first end left side；
In the above method, the second end 202 of the second cant beam 20 is included with the method that landing beam or floor beam are fixedly connected：
First plate in 4th connector 44 is fixedly connected with the upper flange of landing beam or floor beam, the second plate and landing beam or building
The web of plate-girder is fixedly connected, and the 3rd plate is fixedly connected with the second cant beam 20；4th connector 44 includes the first plate, second
Plate, the 3rd plate；The first end of first plate is fixedly connected and form right angle bending structure with the first end of the second plate, the
The first end of three plates is fixedly connected with the 3rd end of the second plate and constituted opposite with the wrap direction of right-angle bending structure
Right-angle bending structure, the 3rd end of the second plate is vertical with the first end of the second plate and with from the second plate to the first plate
Direction be positive apparent direction when positioned at the second plate first end right side.
In the above method, the first end 201 of the cant beam 20 of first end 101 or second of the first cant beam 10 is fixed with landing beam to be connected
The method connect includes：By the first end 101 or the of the first plate of the 5th connector 55 of " ┗ " type section and the first cant beam 10
The first end 201 of two cant beams 20 is fixedly connected, and the second plate is fixedly connected with landing beam.
The above method also includes：N-th in first bench 30 is marked time mark time mainboard and landing beam or the floor beam of unit
It is fixedly connected by Z-shape steel plate, the upper flange of Z-shape steel plate is fixedly connected with landing beam or floor beam by bolt or screw,
The mark time mainboard of marking time of unit of lower wing plate and n-th is fixedly connected by bolt or screw.
Stair installation method in the present invention can be greatly saved manually.
Descriptions above can combine implementation individually or in a variety of ways, and these variants all exist
Within protection scope of the present invention.
It should be noted that herein, term " comprising ", "comprising" or its any other variant are intended to non-row
His property is included, so that article or equipment including a series of key elements not only include those key elements, but also including not having
There are other key elements being expressly recited, or also include for this article or the intrinsic key element of equipment.In not more limits
In the case of system, the key element limited by sentence " including ... ", it is not excluded that in the article or equipment including the key element
Also there is other identical element.
The above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, reference only to preferred embodiment to this hair
It is bright to be described in detail.It will be understood by those within the art that, technical scheme can be modified
Or equivalent substitution, without departing from the spirit and scope of technical solution of the present invention, the claim model in the present invention all should be covered
Among enclosing.
Claims (7)
1. a kind of stair installation method, it is characterised in that
Stair (1) include the first cant beam (10), the second cant beam (20), the first bench (30)；First bench (30) includes N number of mark time
Unit, wherein, N is positive integer, unit of each marking time including one mark time mainboard (301), one mark time side plate (302), a Z-shape steel plate
(303) and two " ┗ " type sections the first connector (11)；
Methods described includes：
The first end (101) of the first cant beam (10) of stair (1) is fixedly connected with ground, landing beam or floor beam, will be described
The second end (102) of first cant beam (10) is fixedly connected with landing beam or floor beam, by first cant beam (10) and staircase
Side wall be fixedly connected by screw；
The first end (201) of the second cant beam (20) of stair (1) is fixedly connected with the ground, landing beam or floor beam, will
The second end (202) of second cant beam (20) is fixedly connected with the landing beam or floor beam, by second cant beam (20)
It is fixedly connected with the opposite side wall of staircase by screw；
The lower wing plate of Z-shape steel plate in 1st unit of marking time is fixedly connected with the ground, landing beam or floor beam；
It is by first connector (11) that one end of the web of Z-shape steel plate and described first is oblique for each unit of marking time
Beam (10) is fixedly connected by screw, by first connector (11) by the other end of the web of Z-shape steel plate and described the
Two cant beams (20) are fixedly connected by screw；
1st unit of marking time is marked time unit as target each time, n times the description below is performed, wherein N is the stair (1)
In mark time the number of unit：The mark time side plate of marking time of unit of target is fixedly connected with the web of Z-shape steel plate by screw, by mesh
The one end for marking mainboard of being marked time in unit of marking time is fixedly connected with the upper flange of Z-shape steel plate by screw, and the other end is stepped on this target
Walk the lower wing plate of Z-shape steel plate in the unit of marking time adjacent and above of unit to be fixedly connected by screw, this target is marked time unit
Unit of marking time adjacent and above marked time unit as target next time.
2. installation method as claimed in claim 1, it is characterised in that
By the first connector (11) by one end of the web of Z-shape steel plate and first cant beam (10) or second cant beam
(20) method being fixedly connected by screw includes：
First plate of first connector (11) of " ┗ " type section is fixed by one end of screw and the web of Z-shape steel plate and connected
Connect, the second plate of first connector (11) and first cant beam (10) or second cant beam (20) are passed through into screw
It is fixedly connected.
3. installation method as claimed in claim 1, it is characterised in that
The first end (201) of the first end (101) of first cant beam (10) or second cant beam (20) is fixed with ground
The method of connection includes：
First plate of second connector (22) of " ┗ " type section is fixedly connected by expansion bolt with the ground, by institute
State the second plate of the second connector (22) and pass through the first end (101) of screw and first cant beam (10) or described second oblique
The first end (201) of beam (20) is fixedly connected.
4. installation method as claimed in claim 1, it is characterised in that
The method bag that the second end (102) of first cant beam (10) is fixedly connected with the landing beam or the floor beam
Include：
First plate in 3rd connector (33) is fixedly connected with the upper flange of the landing beam or the floor beam, the second plate
Part is fixedly connected with the web of the landing beam or the floor beam, and the 3rd plate is fixedly connected with first cant beam (10)；
3rd connector (33) includes the first plate, the second plate, the 3rd plate；The first end of first plate and described the
The first end of two plates is fixedly connected and form right angle bending structure, first end and second plate of the 3rd plate
Second end is fixedly connected and constitutes the right-angle bending structure opposite with the wrap direction of the right-angle bending structure, second plate
Second end of part is vertical with the first end of second plate and using from the second plate to the first plate direction as positive apparent direction
When positioned at second plate first end left side；
The method bag that the second end (202) of second cant beam (20) is fixedly connected with the landing beam or the floor beam
Include：
First plate in 4th connector (44) is fixedly connected with the upper flange of the landing beam or the floor beam, the second plate
Part is fixedly connected with the web of the landing beam or the floor beam, and the 3rd plate is fixedly connected with second cant beam (20)；
4th connector (44) includes the first plate, the second plate, the 3rd plate；The first end of first plate and described the
The first end of two plates is fixedly connected and form right angle bending structure, first end and second plate of the 3rd plate
3rd end is fixedly connected and constitutes the right-angle bending structure opposite with the wrap direction of the right-angle bending structure, second plate
3rd end of part is vertical with the first end of second plate and using from the second plate to the first plate direction as positive apparent direction
When positioned at second plate first end right side.
5. installation method as claimed in claim 1, it is characterised in that
Methods described also includes：By n-th in first bench (30) mark time unit mark time mainboard and the landing beam or
The floor beam is fixedly connected by Z-shape steel plate, and the upper flange of the Z-shape steel plate and the landing beam or the floor beam are led to
Cross bolt or screw is fixedly connected, the mark time mainboard of marking time of unit of lower wing plate and the n-th is fixed by bolt or screw
Connection.
6. installation method as claimed in claim 1, it is characterised in that
The first end (101) of first cant beam (10) or the first end (201) of second cant beam (20) and the landing beam
The method being fixedly connected includes：
By the first end (101) of the first plate of the 5th connector (55) of " ┗ " type section and first cant beam (10) or the
The first end (201) of two cant beams (20) is fixedly connected, and the second plate is fixedly connected with the landing beam.
7. installation method as claimed in claim 1, it is characterised in that
The length of the mainboard of marking time is 1000 millimeters, and width is 365 millimeters, and thickness is 18 millimeters；The length of the side plate of marking time
Spend for 1000 millimeters, width is 162 millimeters, thickness is 18 millimeters；The length of the Z-type section epiplastron of the Z-shape steel plate is 180
Millimeter, the length of flange plate is 45 millimeters, and the length of the Z-shape steel plate is 1000 millimeters, and the thickness of the Z-shape steel plate is 1.6
Millimeter.
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|---|---|---|---|
| CN201510024462.1A CN104963469B (en) | 2015-01-16 | 2015-01-16 | A kind of stair installation method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510024462.1A CN104963469B (en) | 2015-01-16 | 2015-01-16 | A kind of stair installation method |
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| CN104963469A CN104963469A (en) | 2015-10-07 |
| CN104963469B true CN104963469B (en) | 2017-07-21 |
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| CN201510024462.1A Active CN104963469B (en) | 2015-01-16 | 2015-01-16 | A kind of stair installation method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110644698A (en) * | 2019-09-16 | 2020-01-03 | 佛山建装建筑科技有限公司 | Precast concrete beam type stair |
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| JPH10140824A (en) * | 1996-11-14 | 1998-05-26 | Marui Sangyo Co Ltd | Support piece of driving mold for stair |
| CN2769400Y (en) * | 2005-01-31 | 2006-04-05 | 罗建生 | Combined stair stringer |
| WO2010029286A1 (en) * | 2008-09-12 | 2010-03-18 | Intelligent Engineering (Bahamas) Limited | A stepped structure |
| CN102864925A (en) * | 2012-09-29 | 2013-01-09 | 朱宏宇 | Stair mould base, stair and method for building stair mould base and stair |
| CN102943549A (en) * | 2012-11-22 | 2013-02-27 | 深圳市易尚展示股份有限公司 | Stair |
| CN103741899A (en) * | 2013-12-18 | 2014-04-23 | 安徽森泰塑木新材料有限公司 | Integrated-house simple assembled stair structure |
| CN104264920A (en) * | 2014-09-09 | 2015-01-07 | 中国建筑第八工程局有限公司 | Construction method of ultrahigh large-curvature circular spiral as-cast-finish stair |
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2015
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10140824A (en) * | 1996-11-14 | 1998-05-26 | Marui Sangyo Co Ltd | Support piece of driving mold for stair |
| CN2769400Y (en) * | 2005-01-31 | 2006-04-05 | 罗建生 | Combined stair stringer |
| WO2010029286A1 (en) * | 2008-09-12 | 2010-03-18 | Intelligent Engineering (Bahamas) Limited | A stepped structure |
| CN102864925A (en) * | 2012-09-29 | 2013-01-09 | 朱宏宇 | Stair mould base, stair and method for building stair mould base and stair |
| CN102943549A (en) * | 2012-11-22 | 2013-02-27 | 深圳市易尚展示股份有限公司 | Stair |
| CN103741899A (en) * | 2013-12-18 | 2014-04-23 | 安徽森泰塑木新材料有限公司 | Integrated-house simple assembled stair structure |
| CN104264920A (en) * | 2014-09-09 | 2015-01-07 | 中国建筑第八工程局有限公司 | Construction method of ultrahigh large-curvature circular spiral as-cast-finish stair |
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| CN104963469A (en) | 2015-10-07 |
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