CN204571127U - A kind of stair - Google Patents
A kind of stair Download PDFInfo
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- CN204571127U CN204571127U CN201520033574.9U CN201520033574U CN204571127U CN 204571127 U CN204571127 U CN 204571127U CN 201520033574 U CN201520033574 U CN 201520033574U CN 204571127 U CN204571127 U CN 204571127U
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- plate
- fixedly connected
- marking time
- connector
- cant beam
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Abstract
The utility model provides a kind of stair (1), and stair (1) comprise the first cant beam (10), the second cant beam (20), the first bench (30); First bench (30) comprises N number of unit of marking time, and each unit of marking time comprises mainboard of marking time, and to mark time side plate, a Z-shape steel plate and two the first connectors (11); In i-th unit of marking time, mark time the therewith side of mainboard of marking time of unit of the upper flange of Z-shape steel plate is fixedly connected with, and in the i-th+1 unit of marking time, the lower wing plate of Z-shape steel plate is fixedly connected with the opposite side of the mainboard of marking time of i-th unit of marking time; First connector (11) for connecting the web of the first cant beam (10) and Z-shape steel plate and marking time side plate, or for the web that connects the second cant beam (20) and Z-shape steel plate and side plate of marking time.The syndeton adopted in the utility model and connected mode, easy for installation, the globality of stair, stability and safety can be ensured, the stressed of stair can be made again effectively to be transmitted.
Description
Technical field
The utility model relates to integrated house technical field, particularly relates to a kind of stair.
Background technology
At present, integrated house with its short construction period, safe and reliable, environmental pollution is little, the advantage such as handsome in appearance is widely used.So in order to ensure the security and stability of integrated house better, not only the frame requirements of its entirety has good soundness and stability, and each component also requirement to have good stability and connectivity.Such as, stair.Stair are as the friendship standard member between building interbed, and it is by closely linking together between layers in house, particularly in the house of low layer, such as, in integrated house.
In integrated house, steel work integrated house is most widely used.In steel work integrated house, so how provide the annexation between the body of wall in the stair of stability and safety and stair and house, floor and floor, be the technical problem being badly in need of at present solving.
Utility model content
For the problems referred to above, the purpose of this utility model is to provide a kind of stair overcome the above problems, and solves the problem of the stability and safety of stair in present steel work integrated house.
The utility model provides a kind of stair, and described stair comprise the first cant beam, the second cant beam, the first bench; Described first cant beam is fixedly connected with the first body of wall, and described second cant beam is fixedly connected with the second body of wall, and described first cant beam is all fixedly connected with described first bench with described second cant beam; The first end of described first cant beam is fixedly connected with ground or floor joist, and the second end is fixedly connected with landing beam or floor joist; The first end of described second cant beam is fixedly connected with ground or floor joist, and the second end is fixedly connected with landing beam or floor joist; Described first bench comprises N number of unit of marking time, and wherein, N is positive integer, and each unit of marking time comprises mainboard of marking time, and to mark time side plate, a Z-shape steel plate and two the first connectors; The lower wing plate of the 1st middle Z-shape steel plate of marking time is fixedly connected with ground or floor joist, and the side of the mainboard of marking time of N number of unit of marking time is fixedly connected with the upper flange of Z-shape steel plate in N number of unit of marking time, and opposite side is fixedly connected with landing beam or floor joist; Side plate of marking time in each unit of marking time is fixedly connected with the web of Z-shape steel plate, in i-th unit of marking time, mark time the therewith side of mainboard of marking time of unit of the upper flange of Z-shape steel plate is fixedly connected with, in the i-th+1 unit of marking time, the lower wing plate of Z-shape steel plate is fixedly connected with the opposite side of the mainboard of marking time of i-th unit of marking time, and i is the natural number being greater than 0 and being less than N; Described first connector for connecting the web of the first cant beam and Z-shape steel plate and marking time side plate, or for the web that connects the second cant beam and Z-shape steel plate and side plate of marking time.
Wherein, described stair can also have following characteristics:
Described first connector is the connector of " ┗ " type section, comprise the first plate and the second plate, described first plate is used for being fixedly connected with described first cant beam or the second cant beam, and the second plate is used for being fixedly connected with side plate of marking time with the web of described Z-shape steel plate.
Wherein, described stair can also have following characteristics:
In described first bench, the 1st the first connector in unit of marking time is positioned at the top of the lower wing plate of the Z-shape steel plate of the 1st unit of marking time, and in the 2 to the N number of unit of marking time, the first connector of each unit of marking time all is positioned at the below of the upper flange of the Z-shape steel plate of corresponding unit of marking time.
Wherein, described stair can also have following characteristics:
The first end of described first cant beam is fixedly connected with by the second connector with ground, and the first end of described second cant beam is fixedly connected with by described second connector with ground;
Described second connector is the connector of " ┗ " type section, comprise the first plate and the second plate, described first plate is used for being fixedly connected with described ground, described second plate is used for being fixedly connected with described first cant beam or described second cant beam, and the diameter of the through hole on described first plate is greater than the diameter of the through hole on described second plate.
Wherein, described stair can also have following characteristics:
Second end of described first cant beam is fixedly connected with by the 3rd connector with described landing beam or described floor joist, and the second end of described second cant beam is fixedly connected with by the 4th connector with described landing beam or described floor joist;
Described 3rd connector comprises the first plate, the second plate, the 3rd plate; The first end of described first plate is fixedly connected with and form right angle bending structure with the first end of described second plate, the first end of described 3rd plate is fixedly connected with the second end of described second plate and forms the right-angle bending structure contrary with the wrap direction of described right-angle bending structure, and the second end of described second plate is vertical with the first end of described second plate and with the left side being positioned at the first end of described second plate when the second plate to the first plate direction is positive apparent direction;
In described 3rd connector, the first plate is fixedly connected with the upper flange of described landing beam or described floor joist, and the second plate is fixedly connected with the web of described landing beam or described floor joist, and the 3rd plate is fixedly connected with described first cant beam;
Described 4th connector comprises the first plate, the second plate, the 3rd plate; The first end of described first plate is fixedly connected with and form right angle bending structure with the first end of described second plate, the first end of described 3rd plate is fixedly connected with the 3rd end of described second plate and forms the right-angle bending structure contrary with the wrap direction of described right-angle bending structure, and the 3rd end of described second plate is vertical with the first end of described second plate and with the right side being positioned at the first end of described second plate when the second plate to the first plate direction is positive apparent direction;
In described 4th connector, the first plate is fixedly connected with the upper flange of described landing beam or described floor joist, and the second plate is fixedly connected with the web of described landing beam or described floor joist, and the 3rd plate is fixedly connected with described second cant beam.
Wherein, described stair can also have following characteristics:
In described first bench, the mainboard of marking time of N number of unit of marking time is fixedly connected with by Z-shape steel plate with described landing beam or described floor joist, the upper flange of described Z-shape steel plate is fixedly connected with by bolt or screw with described landing beam or described floor joist, and lower wing plate is fixedly connected with by bolt or screw with the mainboard of marking time of described N number of unit of marking time.
Wherein, described stair can also have following characteristics:
The first end of described first cant beam adopts the 5th connector of " ┗ " type section to be fixedly connected with described landing beam, the first end of described second cant beam adopts described 5th connector of " ┗ " type section to be fixedly connected with described landing beam;
Described 5th connector comprises the first plate and the second plate, the first end of described first plate is fixedly connected with the first end of described second plate, described first plate is fixedly connected with the first end of described first cant beam or the first end of the second cant beam, described second plate is fixedly connected with described landing beam, through hole on described first plate is set to more than row, through hole on described second plate is set to more than row, on first plate, the through hole of different lines is alternating expression distribution, and on the second plate, the through hole of different lines is alternating expression distribution.
Wherein, described stair can also have following characteristics:
The length of described mainboard of marking time is 1000 millimeters, and width is 365 millimeters, and thickness is 18 millimeters.The length of described side plate of marking time is 1000 millimeters, and width is 162 millimeters, and thickness is 18 millimeters; The length of the Z-type cross section epiplastron of described Z-shape steel plate is 180 millimeters, and the length of frange plate is 45 millimeters, and the length of described Z-shape steel plate is 1000 millimeters, and the thickness of described Z-shape steel plate is 1.6 millimeters.
Stair provided by the utility model are applicable to the stair application scenarios with middle wall body, the same mainboard of marking time of two Z-shape steel common support of adjacent unit of marking time in bench, and the web of Z-shape steel is fixedly connected with by connector with cant beam with side plate of marking time, this kind of bench stabilized structure and easy for installation.In addition, stair of the present utility model are fixedly connected with body of wall, floor and ground by corresponding connector, the syndeton adopted in the utility model and connected mode, easy for installation, the globality of stair, stability and safety can be ensured, the stressed of stair can be made again effectively to be transmitted.
Accompanying drawing explanation
To be incorporated in manual and the accompanying drawing forming a part for manual shows embodiment of the present utility model, and together with the description for explaining principle of the present utility model.In the drawings, similar Reference numeral is used for key element like representation class.Accompanying drawing in the following describes is embodiments more of the present utility model, instead of whole embodiment.For those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of stair in the utility model;
Fig. 2 is the structural representation of connected 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 syndeton schematic diagram on ground;
Fig. 5 is the structural representation of the second connector 22;
Fig. 6 is the second end of cant beam and the syndeton schematic diagram of stair stringer or platform;
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.
Detailed description of the invention
For making the object of the utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can be combined mutually.
Basic thought of the present utility model is, the same mainboard of marking time of two Z-shape steel common support of adjacent unit of marking time in bench, and the web of Z-shape steel is fixedly connected with by connector with cant beam with side plate of marking time, this kind of bench stabilized structure and easy for installation.Stair provided by the utility model can be applied to be had in the steel house of middle wall body.
Be described in detail according to provided stair of the present utility model below in conjunction with accompanying drawing.
Fig. 1 illustrates the structural representation of stair provided by the utility model, and stair 1 comprise the first cant beam 10, second cant beam 20, first bench 30.First cant beam 10 is fixedly connected with the first body of wall, and the second cant beam 20 is fixedly connected with the second body of wall, such as, can be to adopt the mode of tapping screw to connect.First cant beam 10 is all fixedly connected with the first bench 30 with the second cant beam 20.The first end 101 of the first cant beam 10 is fixedly connected with ground, and the second end 102 is fixedly connected with landing beam or floor joist; The first end 201 of the second cant beam 20 is fixedly connected with ground, and the second end 202 is fixedly connected with landing beam or floor joist.
First bench 30 comprises N number of unit of marking time, and wherein, N is positive integer.In Fig. 1, the first bench 30 comprises 9 and marks time.This does not become the restriction to the number of marking time that the first bench 30 can comprise.The number that the setting parameters such as the length on the ground that the story height that can cover according to bench, bench cover are marked time.
Fig. 2 shows the connection diagram of connected node of marking time.Each unit of marking time comprises mainboard 301, of marking time and to mark time the first connector 11 of side plate 302, Z-shape steel plate 303 and two " ┗ " type sections.The lower wing plate of the 1st middle Z-shape steel plate of marking time is fixedly connected with ground, and the side of the mainboard of marking time of N number of unit of marking time is fixedly connected with the upper flange of Z-shape steel plate in N number of unit of marking time, and opposite side is fixedly connected with landing beam or floor joist.Side plate of marking time in each unit of marking time is fixedly connected with the web of Z-shape steel plate (being such as fixedly connected with by least one row's screw).If i is the natural number being greater than 0 and being less than N, in i-th unit of marking time, mark time the therewith side of mainboard of marking time of unit of the upper flange of Z-shape steel plate is fixedly connected with (being such as fixedly connected with by least one row's screw), and in the i-th+1 unit of marking time, the lower wing plate of Z-shape steel plate is fixedly connected with the opposite side of the mainboard of marking time of i-th unit of marking time (being such as fixedly connected with by least one row's screw).
In each unit of marking time, the first plate of first the first connector 11 is for being fixedly connected with the first cant beam 10, and the second plate is used for being fixedly connected with side plate of marking time with the web of Z-shape steel plate; In each unit of marking time, the first plate of second the first connector 11 is for being fixedly connected with the second cant beam 20, and the second plate is used for being fixedly connected with side plate of marking time with the web of Z-shape steel plate.
Composition graphs 1, in the first bench 30, the 1st marks time the below of the upper flange of Z-shape steel plate in unit because arranging the first connector 11 with floor or ground, so the 1st first connector 11 of marking time in unit is positioned at the top of the lower wing plate of Z-shape steel plate.In 2 to the N number of unit of marking time, the first connector 11 of each unit of marking time is positioned at the below of the upper flange of the Z-shape steel plate of corresponding unit of marking time.To mark time the concrete dimensional parameters of each assembly in unit, can calculate according to parameters such as rise of flight, gradient and stress-bearing capability requirements.
Fig. 3 is the structural representation of the first connector 11.First connector 11 comprises the first plate 111 and the second plate 112, these two plate form right angle bending structures, for increasing the enabling capabilities of vertical forces, the bending part of right-angle bending structure is one end that the length of one end that the length of the first plate 111 is longer and the second plate 112 is longer.As shown in Figure 3, the first end 1111 of the first plate 111 is fixedly connected with and form right angle bending structure with the first end 1121 of the second plate 112.First plate 111 being provided with the through hole for connecting cant beam, the second plate 112 being provided with the through hole of the web for connecting Z-shape steel plate and side plate of marking time.The number of through hole on two plates, the diameter of through hole can be all not identical with set-up mode, and the concrete size of plate, the number of through hole, the diameter of through hole and set-up mode can set according to the stressing conditions of stair.
Be illustrated as follows to the first connector 11.The length of the length of the first end 1111 of the first plate 111 and the first end 1121 of the second plate 112 is 140 millimeters.On " ┗ " type section of the first connector 11, the length of the first plate side is 35 millimeters, and on " ┗ " type section, the length of the second plate side is 35 millimeters.The number of the through hole on the first plate 111 is 6, and diameter is 5 millimeters, is set to row, and the central point of adjacent through-holes is at a distance of 20 millimeters.The central point of this row through hole is 15 millimeters apart from the distance of the 4th end 1114 relative with first end 1111 on the first plate 111.In this row through hole apart from the distance of the central point of the nearest through hole of the second end 1112 of the first plate 111 second end 1112 be therewith 20 bold and unconstrained rice.The number of the through hole on the second plate 112 is 6, and diameter is 5 millimeters, is set to row, and the central point of adjacent through-holes is at a distance of 20 millimeters.The central point of this row through hole is 15 millimeters apart from the distance of the 4th end 1124 relative with first end 1121 on the second plate 112.In this row through hole apart from the distance of the central point of the nearest through hole of the second end 1112 of the first plate the second end 1112 be therewith 20 bold and unconstrained rice.The thickness of this two pieces plate is 1.6 millimeters.
The first end 101 of the first cant beam 10 is fixedly connected with by the second connector 22 with ground, and the first end 201 of the second cant beam 20 is also fixedly connected with by the second connector 22 with ground.Fig. 4 shows the first end 101 of the first cant beam 10 and the connection diagram on ground.
Fig. 5 shows the structural representation of the second connector 22.Second connector 22 is the connector of " ┗ " type section, and the first end 2211 comprising the first plate 221 and the second plate 222, first plate 221 is fixedly connected with and form right angle bending structure with the first end 2221 of the second plate 222.First plate 221 is bolted to connection with ground, second plate 222 is fixedly connected with by screw with the first cant beam 10 or the second cant beam 20, for strengthening the steadiness of the connection of cant beam and floor or ground, the diameter of the through hole on the first plate 221 is greater than the diameter of the through hole on the second plate 222.The concrete size of two plates, the number of through hole, the diameter of through hole and set-up mode can set according to the stressing conditions of stair.
Be illustrated as follows to the second connector 22.The length of the length of the first end 2211 of the first plate 221 and the first end 2221 of the second plate 222 is 100 millimeters.On " ┗ " type section of the second connector 22, the length of the first plate side is 62.3 millimeters, and the length of the second plate side is 130 millimeters.The number of the through hole on the first plate 221 is 2, and diameter is 12.5 millimeters, is set to a row, and the distance of the 4th end 2214 relative with first end 2211 on central point distance first plate of this exhausting hole is 30 millimeters.In this exhausting hole, the central point of two through hole is at a distance of 40 millimeters.In this exhausting hole apart from the distance of the central point of the nearest through hole of second end 2212 vertical with first end 2,211 second end 2212 be therewith 30 millimeters.In second plate 222, the number of through hole is 6, and diameter is 5 millimeters, is set to two row three row, and often in row, the spacing of the central point of adjacent through-holes is 25 millimeters, and often in row, the spacing of the central point of two through hole is 50 millimeters.Distance apart from central point the 4th end 2224 therewith of the nearest exhausting hole of the 4th end 2224 relative with first end 2221 on the second plate is 20 millimeters, and the distance apart from central point second end 2222 therewith of the nearest row through hole of second end 2222 vertical with the first end 2221 of the second plate is 25 millimeters.The thickness of the first plate 221 and the second plate 222 is 2.3 millimeters.
In first bench 30, the mainboard of marking time of N number of unit of marking time is fixedly connected with by Z-shape steel plate with landing beam or floor joist, the upper flange of this Z-shape steel plate is fixedly connected with by bolt or screw with landing beam or floor joist, and lower wing plate is fixedly connected with by bolt or screw with the mainboard of marking time of N number of unit of marking time.
Second end 102 of the first cant beam 10 is fixedly connected with by the 3rd connector 33 with landing beam or stair stringer, and the second end 202 of the second cant beam 20 is fixedly connected with by the 4th connector 44 with landing beam or stair stringer.Fig. 6 schematically illustrates the second end 102 of the first cant beam 10 and the connected node schematic diagram of stair stringer or platform.
Fig. 7 is the structural representation of the 3rd connector 33.3rd connector 33 comprises the first plate 331, second plate 332, the 3rd plate 333.First plate 331 is for being fixedly connected with by screw with the upper flange of landing beam or floor joist, and the second plate 332 is for being fixedly connected with by screw with the web of landing beam or floor joist, and the 3rd plate 333 is for being fixedly connected with by screw with the first cant beam 10.The first end 3311 of the first plate 331 is fixedly connected with and form right angle bending structure with the first end 3321 of the second plate 332, the first end 3331 of the 3rd plate 333 is fixedly connected with the second end 3322 of the second plate 332 and forms the right-angle bending structure contrary with the wrap direction of above-mentioned right-angle bending structure, and the second end 3322 of the second plate 332 is vertical with the first end 3321 of the second plate 332 and with the left side being positioned at the first end 3321 of the second plate when the second plate to the first plate direction is positive apparent direction.First plate 331 of the 3rd connector 33 has the through hole for being fixedly connected with the upper flange of landing beam or floor joist, second plate 332 having the through hole for being fixedly connected with the web of landing beam or floor joist, the 3rd plate 333 having the through hole for being fixedly connected with the first cant beam 10.On the board dimensions of the 3rd connector 33, plate, the number of through hole, the diameter of through hole and set-up mode can set according to the stressing conditions of stair.
Be illustrated as follows to the 3rd connector 33.The length of the first end 3311 of the first plate 331 is 76.3 millimeters, and the length of second end vertical with first end 3311 is 80 millimeters.The length of the first end 3321 of the second plate 332 is 76.3 millimeters, and the length of second end 3322 vertical with first end 3321 is 169 millimeters.The length of the first end 3331 of the 3rd plate 333 is 120 millimeters, and the length of second end 3332 vertical with first end 3331 is 70 millimeters.4th end 3324 of the second plate 332 and the second end 3332 of the 3rd plate 333 are positioned at same plane.
On first plate 331 of the 3rd connector 33, the number of through hole is 12, and diameter is 5 millimeters, is set to four row three row.In every exhausting hole, the central point spacing of adjacent through-holes is 23.2 millimeters.From the 4th end 3314 relative with first end 3311 apart from the first plate 331 near to order far away, the distance of the central point of first row through hole the 4th end 3314 is therewith 15 millimeters, the central point of second row through hole and the central point spacing of first row through hole are 16 millimeters, the central point of the 3rd exhausting hole and the central point spacing of second row through hole are 17 millimeters, and the central point of the 4th exhausting hole and the central point spacing of the 3rd exhausting hole are 17 millimeters.Distance apart from central point second end 3312 therewith of the nearest row through hole of second end 3312 vertical with the first end 3311 of the first plate 331 is 15 millimeters.
On second plate 332 of the 3rd connector 33, the number of through hole is 9, and diameter is 5 millimeters, is set to four row three row.In every exhausting hole, the central point spacing of adjacent through-holes is 20 millimeters, and often in row through hole, the central point spacing of adjacent through-holes is 30 millimeters.Distance apart from central point the 4th end 3324 therewith of the nearest exhausting hole of the 4th end 3324 relative with first end 3321 on the second plate 332 is 34 millimeters, and the distance of the central point of the row through hole that the 3rd end 3323 apart from the second plate 332 is nearest 3rd end 3323 is therewith 17 millimeters.
On 3rd plate 333 of the 3rd connector 33, the number of through hole is 9, and diameter is 5 millimeters, is set to three row three row.In every exhausting hole, the central point spacing of adjacent through-holes is 20 millimeters, and often in row through hole, the central point spacing of adjacent through-holes is 30 millimeters.Distance apart from central point the 4th end 3334 therewith of the nearest row through hole of the 4th end 3334 relative with first end 3331 on the 3rd plate 333 is 15 millimeters, and the distance apart from central point second end 3332 therewith of the nearest exhausting hole of second end 3332 vertical with the first end 3331 of the 3rd plate 333 is 30 millimeters.
Fig. 8 is the structural representation of the 4th connector 44.4th connector 44 comprises the first plate, the second plate, the 3rd plate; The first end of the first plate is fixedly connected with and form right angle bending structure with the first end of the second plate, the first end of the 3rd plate is fixedly connected with the 3rd end of the second plate and forms the right-angle bending structure contrary with the wrap direction of above-mentioned right-angle bending structure, and the 3rd end of the second plate is vertical with the first end of the second plate and with the right side being positioned at the first end of described second plate when the second plate to the first plate direction is positive apparent direction.In 4th connector 44, the first plate has the through hole for being fixedly connected with the upper flange of landing beam or floor joist, second plate having the through hole for being fixedly connected with the web of landing beam or floor joist, the 3rd plate having the through hole for being fixedly connected with the second cant beam 20.The structure of the 4th connector 44 and the structure symmetrically relation of the 3rd connector 33.The size of corresponding plate and the number of through hole, diameter, set-up mode are identical, repeat no more herein.
Staircase structure in the utility model goes between ground and two floor layers, also goes for, between high-rise contiguous floors, can also being applicable between ground and platform, can also being applicable between high-rise floor and platform.The side of platform for connecting stair, opposite side connecting wall.
Fig. 9 is the side-looking structure chart of two-layer staircase structure, and first floor stair are connected between ground and platform, and second layer stair are connected between platform and two floor plates.Being connected to except the first cant beam 10, second cant beam 20 between ground and platform and the first bench 30 except comprising in two-layer stair, also comprising the 3rd cant beam, the 4th cant beam and the second step that are connected between platform and two floor plate-girders.Wherein, relate to the structure of the structure of the 3rd cant beam of second layer stair, the 4th cant beam and the second step and connected mode and above-mentioned the first cant beam about first floor stair, the second cant beam and the first bench and connected mode in like manner, repeat no more, difference is the connected mode that the 3rd cant beam is fixedly connected with by the 5th connector 55 with platform with the 4th cant beam by the connected mode that the 5th connector 55 is fixedly connected with platform herein.
The structural representation of the 5th connector 55 has been shown in Figure 10.5th connector 55 is the connector of " ┗ " type section, comprise the first plate 551 and the second plate 552, the first end 5511 of the first plate is fixedly connected with the first end 5512 of the second plate, first plate 551 is fixedly connected with by screw with the 3rd cant beam or the 4th cant beam, second plate 552 is fixedly connected with by screw with the landing beam of platform, through hole on first plate 551 is set to more than row, through hole on second plate 552 is set to more than row, on first plate 551, the through hole of different lines is alternating expression distribution, not identical apart from the distance of this first end 5511 from the through hole that the first end 5511 of the first plate 551 is nearest in each row.On second plate 552, the through hole of different lines is alternating expression distribution, not identical apart from the distance of this first end 5521 from the through hole that the first end 5521 of the second plate 552 is nearest in each row.The connected node that this setup can improve cant beam and platform bears the ability of torsional forces.
Be illustrated as follows to the 5th connector 55.
The first end 5511 of the first plate 551 is fixedly connected with and form right angle bending structure with the first end 5521 of the second plate 552.The length of the first end 5511 of the first plate 551 and the first end 5521 of the second plate 552 is 40 millimeters.In " ┗ " type section of the 5th connector 55, the length of the first plate side is 115 millimeters, and the length of the second plate side is 60 millimeters.
First plate 551 is provided with 5 through holes, diameter is 5 millimeters, be set to 2 row, first row comprises 3 through holes, the central point spacing of adjacent through-holes is 40 millimeters, the central point of this row through hole is 15 millimeters apart from the distance of the second end 5512 vertical with the first end 5511 of the first plate, in this row through hole apart from the central point of the nearest through hole of four end 5514 relative with the first end 5511 of the first plate apart from the distance of this 4th end 5514 be 20 millimeters.Secondary series comprises 2 through holes, both are at a distance of 40 millimeters, this row through hole central point is 25 millimeters apart from the distance of the second end 5512 of the first plate 551, is 40 millimeters with the 4th end 5514 of the first plate 551 apart from the distance of central point the 4th end 5514 therewith of the shortest through hole in this row through hole.
Second plate 552 is provided with 3 through holes, diameter is 5 millimeters, be set to 2 row, first row comprises 2 through holes, the central point spacing of adjacent through-holes is 30 millimeters, the central point of this row through hole is 15 millimeters apart from the distance of the second end 5522 vertical with the first end 5521 of the second plate, in this row through hole apart from the central point of the nearest through hole of four end 5524 relative with the first end 5521 of the second plate apart from the distance of this 4th end 5524 be 15 millimeters; Secondary series comprises 1 through hole, and diameter is 5 millimeters, and the distance of the second end 5522 of central point distance second plate of this through hole is 25 millimeters, and the distance apart from the 4th end 5524 of the second plate is 30 millimeters.The thickness of the first plate 551 and the second plate 552 is 2.3 millimeters.
Concrete dimensional values involved in the utility model is exemplary description, is not formed restriction of the present utility model, can carry out corresponding concrete setting in actual applications according to stressed needs to the numerical value of each size.
Above-described content can combine enforcement individually or in every way, and these variant are all within protection domain of the present utility model.
It should be noted that, in this article, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thus make to comprise the article of a series of key element or equipment not only comprises those key elements, but also comprise other key elements clearly do not listed, or also comprise by this article or the intrinsic key element of equipment.When not more restrictions, the key element limited by statement " comprising ... ", and be not precluded within the article or equipment comprising described key element and also there is other identical element.
Above embodiment only in order to the technical solution of the utility model and unrestricted to be described, has only been described in detail the utility model with reference to preferred embodiment.Those of ordinary skill in the art should be appreciated that and can modify to the technical solution of the utility model or equivalent replacement, and does not depart from the spirit and scope of technical solutions of the utility model, all should be encompassed in the middle of right of the present utility model.
Claims (8)
1. stair (1), is characterized in that, described stair (1) comprise the first cant beam (10), the second cant beam (20), the first bench (30);
Described first cant beam (10) is fixedly connected with the first body of wall, described second cant beam (20) is fixedly connected with the second body of wall, and described first cant beam (10) is all fixedly connected with described first bench (30) with described second cant beam (20); The first end (101) of described first cant beam (10) is fixedly connected with ground or floor joist, and the second end (102) is fixedly connected with landing beam or floor joist; The first end (201) of described second cant beam (20) is fixedly connected with ground or floor joist, and the second end (202) is fixedly connected with landing beam or floor joist;
Described first bench (30) comprises N number of unit of marking time, and wherein, N is positive integer, and each unit of marking time comprises mainboard of marking time, and to mark time side plate, a Z-shape steel plate and two the first connectors (11);
The lower wing plate of the 1st middle Z-shape steel plate of marking time is fixedly connected with ground or floor joist, and the side of the mainboard of marking time of N number of unit of marking time is fixedly connected with the upper flange of Z-shape steel plate in N number of unit of marking time, and opposite side is fixedly connected with landing beam or floor joist; Side plate of marking time in each unit of marking time is fixedly connected with the web of Z-shape steel plate, in i-th unit of marking time, mark time the therewith side of mainboard of marking time of unit of the upper flange of Z-shape steel plate is fixedly connected with, in the i-th+1 unit of marking time, the lower wing plate of Z-shape steel plate is fixedly connected with the opposite side of the mainboard of marking time of i-th unit of marking time, and i is the natural number being greater than 0 and being less than N;
Described first connector (11) for connecting the web of the first cant beam (10) and Z-shape steel plate and marking time side plate, or for the web that connects the second cant beam (20) and Z-shape steel plate and side plate of marking time.
2. stair as claimed in claim 1, is characterized in that,
Described first connector (11) is the connector of " ┗ " type section, comprise the first plate and the second plate, described first plate is used for being fixedly connected with described first cant beam (10) or the second cant beam (20), and the second plate is used for being fixedly connected with side plate of marking time with the web of described Z-shape steel plate.
3. stair as claimed in claim 1, is characterized in that,
In described first bench (30), the 1st the first connector (11) in unit of marking time is positioned at the top of the lower wing plate of the Z-shape steel plate of the 1st unit of marking time, and in the 2 to the N number of unit of marking time, first connector (11) of each unit of marking time all is positioned at the below of the upper flange of the Z-shape steel plate of corresponding unit of marking time.
4. stair as claimed in claim 1, is characterized in that,
The first end (101) of described first cant beam (10) is fixedly connected with by the second connector (22) with ground, and the first end (201) of described second cant beam (20) is fixedly connected with by described second connector (22) with ground;
Described second connector (22) is the connector of " ┗ " type section, comprise the first plate and the second plate, described first plate is used for being fixedly connected with described ground, described second plate is used for being fixedly connected with described first cant beam (10) or described second cant beam (20), and the diameter of the through hole on described first plate is greater than the diameter of the through hole on described second plate.
5. stair as claimed in claim 1, is characterized in that,
Second end (201) of described first cant beam (10) is fixedly connected with by the 3rd connector (33) with described landing beam or described floor joist, and second end (202) of described second cant beam (20) is fixedly connected with by the 4th connector (44) with described landing beam or described floor joist;
Described 3rd connector (33) comprises the first plate, the second plate, the 3rd plate; The first end of described first plate is fixedly connected with and form right angle bending structure with the first end of described second plate, the first end of described 3rd plate is fixedly connected with the second end of described second plate and forms the right-angle bending structure contrary with the wrap direction of described right-angle bending structure, and the second end of described second plate is vertical with the first end of described second plate and with the left side being positioned at the first end of described second plate when the second plate to the first plate direction is positive apparent direction;
In described 3rd connector (33), the first plate is fixedly connected with the upper flange of described landing beam or described floor joist, second plate is fixedly connected with the web of described landing beam or described floor joist, and the 3rd plate is fixedly connected with described first cant beam (10);
Described 4th connector (44) comprises the first plate, the second plate, the 3rd plate; The first end of described first plate is fixedly connected with and form right angle bending structure with the first end of described second plate, the first end of described 3rd plate is fixedly connected with the 3rd end of described second plate and forms the right-angle bending structure contrary with the wrap direction of described right-angle bending structure, and the 3rd end of described second plate is vertical with the first end of described second plate and with the right side being positioned at the first end of described second plate when the second plate to the first plate direction is positive apparent direction;
In described 4th connector (44), the first plate is fixedly connected with the upper flange of described landing beam or described floor joist, second plate is fixedly connected with the web of described landing beam or described floor joist, and the 3rd plate is fixedly connected with described second cant beam (20).
6. stair as claimed in claim 1, is characterized in that,
In described first bench (30), the mainboard of marking time of N number of unit of marking time is fixedly connected with by Z-shape steel plate with described landing beam or described floor joist, the upper flange of described Z-shape steel plate is fixedly connected with by bolt or screw with described landing beam or described floor joist, and lower wing plate is fixedly connected with by bolt or screw with the mainboard of marking time of described N number of unit of marking time.
7. stair as claimed in claim 1, is characterized in that,
The first end (101) of described first cant beam (10) adopts the 5th connector (55) of " ┗ " type section to be fixedly connected with described landing beam, the first end (201) of described second cant beam (20) adopts described 5th connector (55) of " ┗ " type section to be fixedly connected with described landing beam;
Described 5th connector (55) comprises the first plate and the second plate, the first end of described first plate is fixedly connected with the first end of described second plate, described first plate is fixedly connected with the first end (101) of described first cant beam (10) or the first end (201) of the second cant beam (20), described second plate is fixedly connected with described landing beam, through hole on described first plate is set to more than row, through hole on described second plate is set to more than row, on first plate, the through hole of different lines is alternating expression distribution, on second plate, the through hole of different lines is alternating expression distribution.
8. the stair as described in claim arbitrary in claim 1 to 7, is characterized in that,
The length of described mainboard of marking time is 1000 millimeters, and width is 365 millimeters, and thickness is 18 millimeters; The length of described side plate of marking time is 1000 millimeters, and width is 162 millimeters, and thickness is 18 millimeters; The length of the Z-type cross section epiplastron of described Z-shape steel plate is 180 millimeters, and the length of frange plate is 45 millimeters, and the length of described Z-shape steel plate is 1000 millimeters, and the thickness of described Z-shape steel plate is 1.6 millimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520033574.9U CN204571127U (en) | 2015-01-16 | 2015-01-16 | A kind of stair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520033574.9U CN204571127U (en) | 2015-01-16 | 2015-01-16 | A kind of stair |
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| Publication Number | Publication Date |
|---|---|
| CN204571127U true CN204571127U (en) | 2015-08-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520033574.9U Withdrawn - After Issue CN204571127U (en) | 2015-01-16 | 2015-01-16 | A kind of stair |
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| Country | Link |
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| CN (1) | CN204571127U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104963468A (en) * | 2015-01-16 | 2015-10-07 | 北新集团建材股份有限公司 | Stairway |
| CN108193839A (en) * | 2017-12-30 | 2018-06-22 | 株洲因奈斯精密刀具有限公司 | It marks time stair and its used step plate |
| WO2021208870A1 (en) * | 2020-04-14 | 2021-10-21 | 昊恒（福建）建材科技有限公司 | Modular stair structure for fabricated building |
-
2015
- 2015-01-16 CN CN201520033574.9U patent/CN204571127U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104963468A (en) * | 2015-01-16 | 2015-10-07 | 北新集团建材股份有限公司 | Stairway |
| CN104963468B (en) * | 2015-01-16 | 2017-03-22 | 北新集团建材股份有限公司 | Stairway |
| CN108193839A (en) * | 2017-12-30 | 2018-06-22 | 株洲因奈斯精密刀具有限公司 | It marks time stair and its used step plate |
| WO2021208870A1 (en) * | 2020-04-14 | 2021-10-21 | 昊恒（福建）建材科技有限公司 | Modular stair structure for fabricated building |
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