CN212641984U - Assembled steel construction stair - Google Patents
Assembled steel construction stair Download PDFInfo
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- CN212641984U CN212641984U CN202020300914.0U CN202020300914U CN212641984U CN 212641984 U CN212641984 U CN 212641984U CN 202020300914 U CN202020300914 U CN 202020300914U CN 212641984 U CN212641984 U CN 212641984U
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- stair
- ladder beam
- ladder
- bolt
- assembled steel
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Abstract
The utility model discloses an assembly type steel structure stair, which comprises a stair body, wherein the stair body is composed of a first stair beam, a second stair beam and a plurality of supporting beams, the first ladder beam and the second ladder beam are connected between an upper floor slab and a lower floor slab, one side of the top ends of the upper floor slab and the lower floor slab is provided with a mounting groove, foundation bolts are arranged in the mounting grooves, bolt holes I are arranged on two sides of the top ends of the first ladder beam and the second ladder beam, a plurality of first nuts are arranged inside the first bolt holes, a plurality of second bolt holes are arranged on both sides of the first ladder beam and the second ladder beam, the two ends of the supporting beam are provided with a first bolt, the first bolt is fixedly connected with the first ladder beam and the second ladder beam through a plurality of nuts, and a plurality of pedals are arranged on the top ends of the first ladder beam and the second ladder beam. Has the advantages that: simple structure, reasonable structure, convenient construction, light dead weight and effectively improved installation speed.
Description
Technical Field
The utility model relates to an assembled stair technical field particularly, relates to an assembled steel construction stair.
Background
In the fabricated building, the fabricated stairway occupies a very important position in the whole building system, the stairway is used as a main vertical traffic and emergency evacuation channel of the building and has important influence on normal use and emergency evacuation of the whole building, and the fabricated condition of the stairway is also one of main indexes of the fabricated ratio of the fabricated building. In a steel structure building, the traditional cast-in-place reinforced concrete stair has great advantages in firmness, sound insulation effect and maintenance-free property, but the reinforced concrete stair has great self weight, needs complex procedures such as formwork support, reinforcement binding, on-site pouring, maintenance and the like, and has the defects of long construction period, multiple hidden projects and poor quality controllability; the prefabricated concrete stair has the defects of heavy self weight, large-scale mechanical installation, complex on-site connection node and the like, and is limited in the popularization process. Therefore, the assembled steel structure stair can be produced at the same time.
An effective solution to the problems in the related art has not been proposed yet.
SUMMERY OF THE UTILITY MODEL
To the problem among the correlation technique, the utility model provides an assembled steel construction stair to overcome the above-mentioned technical problem that current correlation technique exists.
Therefore, the utility model discloses a specific technical scheme as follows:
the utility model provides an assembled steel structure stair, includes the stair body, the stair body comprises first terraced roof beam, second terraced roof beam and a plurality of supporting beam, a supporting beam connect in first terraced roof beam with between the second terraced roof beam, first terraced roof beam with second terraced roof beam connects between last floor and lower floor, go up the floor with one side on floor top down all is provided with the mounting groove respectively, the inside of mounting groove is provided with rag bolt, first terraced roof beam with the both sides on second terraced roof beam top all are provided with bolt hole one respectively, the inside of bolt hole one be provided with a plurality of with nut one that rag bolt is connected, first terraced roof beam with the both sides of second terraced roof beam all are provided with a plurality of bolt holes two respectively, the both ends of a supporting beam all be provided with respectively alternate in the bolt of bolt hole two, bolt one with first terraced roof beam with between the second terraced roof beam all through a plurality of being located respectively bolt hole two inside bolt hole two The first ladder beam and the second ladder beam are fixedly connected through a plurality of bolts.
Furthermore, the bottom of first terraced roof beam with the second terraced roof beam all is provided with the reinforcement roof beam respectively, the reinforcement roof beam bury in advance go up the floor with between the floor down.
Furthermore, metal gaskets are respectively arranged between the first nut and the second nut and between the first ladder beam and the second ladder beam.
Further, damping gaskets are respectively arranged between the pedal and the first ladder beam, between the pedal and the second ladder beam and between the pedal and the supporting beam.
Further, a base plate is arranged at the top end of the pedal.
Furthermore, the first ladder beam, the second ladder beam, the supporting beam and the reinforcing beam are made of stainless steel materials respectively.
The utility model has the advantages that: through the assembled steel structure stair that the setting comprises first terraced roof beam, second terraced roof beam, a supporting beam, mounting groove, rag bolt, bolt hole one, nut one, bolt hole two, bolt one, nut two, footboard, bolt two, reinforcement beam, metal shim, shock attenuation gasket and backing plate to make simple structure, rational in infrastructure, construction convenience, dead weight light, effectively improve the installation rate.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of an assembled steel-structure staircase according to an embodiment of the present invention;
fig. 2 is a top view of a frame of an assembled steel structure staircase according to an embodiment of the present invention;
fig. 3 is a partially enlarged view of a portion a in fig. 1.
In the figure:
1. a stair body; 2. a first ladder beam; 3. a second ladder beam; 4. a support beam; 5. an upper floor slab; 6. a lower floor slab; 7. mounting grooves; 8. anchor bolts; 9. a first bolt hole; 10. a first nut; 11. a second bolt hole; 12. a first bolt; 13. a second nut; 14. a pedal; 15. a second bolt; 16. reinforcing the beam; 17. a metal gasket; 18. a shock-absorbing pad; 19. a backing plate.
Detailed Description
For further explanation of the embodiments, the drawings are provided as part of the disclosure and serve primarily to illustrate the embodiments and, together with the description, to explain the principles of operation of the embodiments, and to provide further explanation of the invention and advantages thereof, it will be understood by those skilled in the art that various other embodiments and advantages of the invention are possible, and that elements in the drawings are not to scale and that like reference numerals are generally used to designate like elements.
According to the utility model discloses an embodiment provides an assembled steel construction stair.
The first embodiment is as follows:
as shown in fig. 1 to 3, the assembly type steel structure stair according to the embodiment of the present invention comprises a stair body 1, wherein the stair body 1 is composed of a first ladder beam 2, a second ladder beam 3 and a plurality of supporting beams 4, the supporting beams 4 are connected between the first ladder beam 2 and the second ladder beam 3, the first ladder beam 2 and the second ladder beam 3 are connected between an upper floor 5 and a lower floor 6, one side of the top end of the upper floor 5 and one side of the top end of the lower floor 6 are respectively provided with a mounting groove 7, an anchor bolt 8 is arranged inside the mounting groove 7, two sides of the top end of the first ladder beam 2 and the second ladder beam 3 are respectively provided with a first anchor bolt 9, two nuts 10 connected with the anchor bolt 8 are arranged inside the first anchor bolt 9, two sides of the first ladder beam 2 and the second ladder beam 3 are respectively provided with a plurality of second anchor bolt holes 11, the two ends of the supporting beam 4 are respectively provided with a first bolt 12 inserted into the bolt hole two 11, the first bolt 12 is fixedly connected with the first ladder beam 2 and the second ladder beam 3 through a plurality of nuts two 13 located inside the bolt hole two 11, the top ends of the first ladder beam 2 and the second ladder beam 3 are provided with a plurality of pedals 14, and the pedals 14 are fixedly connected with the first ladder beam 2 and the second ladder beam 3 through a plurality of bolts two 15.
By means of the technical scheme, the assembly type steel structure stair is composed of the first ladder beam 2, the second ladder beam 3, the supporting beam 4, the mounting groove 7, the foundation bolt 8, the first bolt hole 9, the first nut 10, the second bolt hole 11, the first bolt 12, the second nut 13, the pedal 14, the second bolt 15, the reinforcing beam 16, the metal gasket 17, the damping gasket 18 and the base plate 19, so that the assembly type steel structure stair is simple in structure, reasonable in structure, convenient to construct, light in dead weight and capable of effectively improving the mounting speed.
Example two:
as shown in fig. 1-3, the bottom ends of the first ladder beam 2 and the second ladder beam 3 are respectively provided with a reinforcing beam 16, the reinforcing beam 16 is pre-embedded between the upper floor 5 and the lower floor 6, the first nut 10 and the second nut 13 and the first ladder beam 2 and the second ladder beam 3 are respectively provided with a metal gasket 17, the pedal 14 and the first ladder beam 2, the second ladder beam 3 and the supporting beam 4 are respectively provided with a damping gasket 18, the top end of the pedal 14 is provided with a backing plate 19, and the first ladder beam 2, the second ladder beam 3, the supporting beam 4 and the reinforcing beam 16 are respectively made of stainless steel.
As can be seen from fig. 1 to 3, the bottom ends of the first ladder beam 2 and the second ladder beam 3 are respectively provided with a reinforcing beam 16, the reinforcing beam 16 is pre-embedded between the upper floor 5 and the lower floor 6, the first nut 10 and the second nut 13 are respectively provided with a metal gasket 17 between the first ladder beam 2 and the second ladder beam 3, the pedals 14 are respectively provided with a damping gasket 18 between the first ladder beam 2 and the second ladder beam 3 and between the second ladder beam 3 and the supporting beam 4, the top ends of the pedals 14 are provided with a backing plate 19, and the design of the reinforcing beam 16, the metal gasket 17, the damping gasket 18 and the backing plate 19 is conventional and therefore will not be described in detail.
For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.
In practical application, first ladder beam 2 and second ladder beam 3 are connected with a supporting beam 4 and fixed, then are transported to the building with its whole, go up pre-buried reinforcing beam 16 between floor 5 and the lower floor 6, through nut 10 and last floor 5 and lower floor 6 fixed connection can.
To sum up, with the help of the above technical scheme of the utility model, through the assembled steel structure stair that the setting comprises first terraced roof beam 2, second terraced roof beam 3, a supporting beam 4, mounting groove 7, rag bolt 8, bolt hole one 9, nut one 10, bolt hole two 11, bolt one 12, nut two 13, footboard 14, bolt two 15, reinforcing beam 16, metal gasket 17, shock pad 18 and backing plate 19 to make simple structure, rational in infrastructure, construction convenience, the dead weight is light, effectively improves the installation rate.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The assembled steel structure stair is characterized by comprising a stair body (1), wherein the stair body (1) is composed of a first stair beam (2), a second stair beam (3) and a plurality of supporting beams (4), the supporting beams (4) are connected between the first stair beam (2) and the second stair beam (3), the first stair beam (2) and the second stair beam (3) are connected between an upper floor slab (5) and a lower floor slab (6), one side of the top end of the upper floor slab (5) and one side of the top end of the lower floor slab (6) are respectively provided with a mounting groove (7), foundation bolts (8) are arranged inside the mounting groove (7), two sides of the top ends of the first stair beam (2) and the second stair beam (3) are respectively provided with a bolt hole (9), a plurality of first nuts (10) connected with the foundation bolts (8) are arranged inside the bolt hole (9), the two sides of the first ladder beam (2) and the second ladder beam (3) are respectively provided with a plurality of bolt holes II (11), two ends of the supporting beam (4) are respectively provided with bolts I (12) penetrating through the bolt holes II (11), the bolts I (12) and the first ladder beam (2) and the second ladder beam (3) are respectively and fixedly connected through a plurality of nuts II (13) inside the bolt holes II (11), the top ends of the first ladder beam (2) and the second ladder beam (3) are provided with a plurality of pedals (14), and the pedals (14) are fixedly connected with the first ladder beam (2) and the second ladder beam (3) through a plurality of bolts II (15).
2. An assembled steel structure stair according to claim 1, characterized in that the bottom ends of the first ladder beam (2) and the second ladder beam (3) are respectively provided with a reinforcing beam (16), and the reinforcing beams (16) are pre-buried between the upper floor (5) and the lower floor (6).
3. An assembled steel structure staircase according to claim 1, c h a r a c t e r i z e d in that between the first nut (10) and the second nut (13) and the first ladder beam (2) and the second ladder beam (3), respectively, a metal gasket (17) is provided.
4. An assembled steel structure staircase according to claim 1, characterised in that between the tread plates (14) and the first (2), second (3) and support beams (4) are provided shock absorbing shims (18), respectively.
5. An assembled steel construction staircase according to claim 1, characterised in that the tread plates (14) are provided with a shim plate (19) at their top end.
6. An assembled steel structure staircase according to claim 2, characterised in that the first ladder beam (2), the second ladder beam (3), the support beam (4) and the reinforcement beam (16) are each of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020300914.0U CN212641984U (en) | 2020-03-12 | 2020-03-12 | Assembled steel construction stair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020300914.0U CN212641984U (en) | 2020-03-12 | 2020-03-12 | Assembled steel construction stair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212641984U true CN212641984U (en) | 2021-03-02 |
Family
ID=74767954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020300914.0U Active CN212641984U (en) | 2020-03-12 | 2020-03-12 | Assembled steel construction stair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212641984U (en) |
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2020
- 2020-03-12 CN CN202020300914.0U patent/CN212641984U/en active Active
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