CN221031076U - Assembled steel construction evacuation scissors stair - Google Patents
Assembled steel construction evacuation scissors stair Download PDFInfo
- Publication number
- CN221031076U CN221031076U CN202322331166.9U CN202322331166U CN221031076U CN 221031076 U CN221031076 U CN 221031076U CN 202322331166 U CN202322331166 U CN 202322331166U CN 221031076 U CN221031076 U CN 221031076U
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- Prior art keywords
- stair
- evacuation
- subassembly
- steel structure
- assemblies
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 62
- 239000010959 steel Substances 0.000 title claims abstract description 62
- 238000010276 construction Methods 0.000 title claims description 12
- 238000007789 sealing Methods 0.000 claims abstract description 30
- 230000000712 assembly Effects 0.000 claims abstract description 24
- 238000000429 assembly Methods 0.000 claims abstract description 24
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 9
- 239000004567 concrete Substances 0.000 claims description 33
- 239000010410 layer Substances 0.000 claims description 16
- 239000011229 interlayer Substances 0.000 claims description 7
- 238000005728 strengthening Methods 0.000 claims description 7
- 239000002344 surface layer Substances 0.000 claims description 5
- 230000015271 coagulation Effects 0.000 abstract 1
- 238000005345 coagulation Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 10
- 239000011178 precast concrete Substances 0.000 description 5
- 238000005034 decoration Methods 0.000 description 4
- 238000005192 partition Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000009415 formwork Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000002421 cell wall Anatomy 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Steps, Ramps, And Handrails (AREA)
Abstract
The utility model discloses an assembled steel structure evacuation scissor stair, which belongs to the technical field of assembled steel structures and comprises a plurality of floor assemblies, wherein the floor assemblies are sequentially connected, each floor assembly comprises a reinforcing channel steel and a plurality of step assemblies, the reinforcing channel steel is provided with the step assemblies, the step assemblies are sequentially connected, each step assembly comprises a tread plate, a front sealing plate, a left sealing plate and a right sealing plate, the tread plates are fixedly connected to the reinforcing channel steel, the front sides of the tread plates are provided with the front sealing plates, the left sides of the tread plates are provided with the left sealing plates, the upper sides of the tread plates are provided with positioning grooves for constructing a coagulation graph, a middle beam is arranged between every two adjacent floor assemblies, and the two sides of the tread plates are provided with a plurality of reserved holes.
Description
Technical Field
The utility model belongs to the technical field of assembled steel structures, and particularly relates to an assembled steel structure evacuation scissor stair.
Background
The steel structure engineering is mainly made of steel, mainly comprises steel beams, steel columns, steel trusses and other components made of steel sections, steel plates and the like, and each component or part is connected by adopting welding seams, bolts or rivets, so that the steel structure engineering is one of main building structure types, is convenient to construct due to lighter dead weight, and is widely applied to the fields of large-scale factory buildings, bridges, stadiums, super high-rise and the like, and steel structure stairs are used as components for vertical traffic among floors in a steel structure building and are used for traffic connection among floors and in the case of large height difference, so that the steel structure stairs are assembled stairs for convenient disassembly.
In the prior art, most of the evacuation stairways of the fabricated building mainly comprise concrete prefabricated stairways or pure steel structure stairways, so that the manufacturing and mounting cost is high, and particularly, most of the prefabricated concrete stairways are integrally designed, so that the temporary use and later delivery use requirements of the stairways during site construction cannot be met.
Disclosure of utility model
The present utility model aims to provide an assembled steel structure evacuation scissor stair that solves at least one aspect of the problems and drawbacks presented in the background art.
The utility model provides an evacuated scissors stair of assembled steel construction, including a plurality of floor subassembly, a plurality of floor subassembly connects gradually, the floor subassembly includes strengthening channel-section steel and a plurality of step subassembly, its characterized in that, be provided with a plurality of step subassembly on the strengthening channel-section steel, a plurality of step subassembly connects gradually, the step subassembly includes step board, preceding shrouding, left shrouding and right shrouding, step board fixed connection is on strengthening channel-section steel, step board front side is provided with preceding shrouding, step board left side is provided with left shrouding, step board upside is formed with the constant head tank that is used for the concrete member to set up;
both sides of the tread plate are provided with a plurality of preformed holes.
Further, an interlayer beam is arranged between two adjacent floor assemblies.
Further, in two adjacent step assemblies, the step plate, the front sealing plate, the left sealing plate and the right sealing plate in one step assembly are matched with the front sealing plate of the other step assembly to form the positioning groove.
Further, still include the shrouding that stiffens, the shrouding that stiffens sets up in the tread bottom, one side fixed connection that the shrouding that stiffens kept away from the tread is on the strengthening channel-section steel.
Further, a stiffening sealing plate is arranged between each tread plate and the reinforcing channel steel.
Further, the concrete member is a concrete layer, and the concrete layers are all arranged on the positioning grooves.
Further, the concrete layer is arranged on the upper surface and is provided with a decorative surface layer.
Further, a rest platform is further arranged on one side of the reinforced channel steel.
Further, the concrete layer is arranged on the surface of the rail, and the concrete layer is arranged on the surface of the rail.
Compared with the prior art, the utility model has the beneficial effects that:
The prefabricated structure of the assembled steel structure evacuation scissor stair is formed by connecting a plurality of floor assemblies, a plurality of reserved holes are formed in two sides of a tread plate for temporary stair use, the reserved holes can be used for draining water when the assembled stair is used temporarily, the problem of accumulated water in a positioning groove of the stair in a rainy day in the temporary use process is solved, and in addition, the reserved holes can be used as reserved holes for installing railings or handrails later in the later delivery use process;
In addition, through forming the constant head tank in the upside of step board, after putting into precast concrete member in this constant head tank, can be used as sparse stair use, wherein can reduce the noise inside and outside the building through setting up the concrete member in the constant head tank, in addition through making the top of step board form the constant head tank, the cell wall of constant head tank can play the positioning action to precast concrete, need not later stage formwork to reduce the template and use, the construction is convenient, adopts components of a whole that can function independently concatenation assembly design, can satisfy stair temporary use and later stage delivery user demand during the on-the-spot construction.
Drawings
The present utility model is further described below with reference to the accompanying drawings for the convenience of understanding by those skilled in the art.
FIG. 1 is a schematic view of a part of a stairway of an assembled steel structure evacuation scissor;
FIG. 2 is a schematic front view of a part of a structure according to an embodiment of the present utility model;
FIG. 3 is a schematic view of another view structure according to an embodiment of the present utility model;
FIG. 4 is a schematic view of a step assembly according to an embodiment of the present utility model;
FIG. 5 is a schematic view of a concrete member according to an embodiment of the present utility model;
Fig. 6 is a schematic structural view of another concrete member according to an embodiment of the present utility model.
In the figure: 10. a floor assembly;
100. A step assembly; 101. a positioning groove; 110. a tread plate; 111. a preformed hole; 120. a front sealing plate; 130. a left sealing plate; 140. a right sealing plate;
200. reinforcing channel steel;
300. Stiffening the sealing plate;
400. a rest platform;
500. an interlayer beam;
600. A concrete layer;
700. and (3) a decorative surface layer.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the particular embodiments described herein are illustrative only and are not intended to limit the utility model, i.e., the embodiments described are merely some, but not all, of the embodiments of the utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by a person skilled in the art without making any inventive effort, are intended to be within the scope of the present utility model.
Referring to fig. 1-6, in an embodiment of the present utility model, an assembled steel structure evacuation scissor stair includes a plurality of floor assemblies 10 (two, three, four, etc.) and the plurality of floor assemblies 10 are sequentially connected to form an assembled steel structure evacuation scissor stair together, each floor assembly 10 includes a reinforced channel steel 200 and a plurality of step assemblies 100, each reinforced channel steel 200 is provided with a plurality of step assemblies 100, the plurality of step assemblies 100 are sequentially connected and then fixed on the reinforced channel steel 200 to form a step assembly 100 together, the step assemblies 100 include a tread plate 110, a front sealing plate 120, a left sealing plate 130 and a right sealing plate 140, the tread plate 110 is fixedly connected on the reinforced channel steel 200, the front side of the tread plate 110 is provided with a front sealing plate 120, the left side of the tread plate 110 is provided with a left sealing plate 130, and in the process of connecting the adjacent two step assemblies 100, the upper side of the tread plate 110 is formed with a positioning slot 101 for setting a concrete member, and both sides of the tread plate 110 are provided with a plurality of reserved holes 111;
The prefabricated structure of the assembled steel structure evacuation scissor stair is formed by connecting a plurality of floor assemblies 10, in the use process of the prefabricated structure as a temporary stair, a plurality of reserved holes 111 are formed in two sides of the tread 110, the reserved holes 111 can be used for draining accumulated water between the stairs when the assembled stair is temporarily used, the problem of accumulated water in the positioning groove 101 of the stair in a rainy day in the temporary use process is solved, in addition, the reserved holes 111 can be used as reserved holes 111 for later installation of a railing (not shown in the figure) or a handrail (not shown in the figure) in the later delivery use process of the reserved holes 111;
In the process of connecting two adjacent step assemblies 100, a positioning groove 101 for setting a concrete member is formed on the upper side of a step plate 110, and the positioning groove 101 formed on the upper side of the step plate 110 can be used for evacuating stairs after a precast concrete member is placed in the post positioning groove 101, wherein the concrete member is arranged on the positioning groove 101, and in addition, the positioning groove 101 is formed above the step plate 110, so that the groove wall of the positioning groove 101 can play a positioning role in the concrete pouring process at the later delivery stage, the later support of concrete is not needed, the use of templates is reduced, the construction is convenient, and the split splicing assembly design is adopted, so that the temporary use and the later delivery use requirements of the stairs in the field construction can be met.
In one embodiment, referring to fig. 1 and 2, the assembled steel structure scissor stair is further provided with an interlayer beam 500 between two adjacent floor assemblies 10, the assembled steel structure scissor stair further comprises an interlayer beam 500 arranged between the floor assemblies 10, the interlayer beam 500 can be directly used for building fireproof partition walls for separating the stair, and the assembled steel structure scissor stair can be used as a steel support arrangement position in a later construction process, and is used for arranging the fireproof partition walls to separate the stair and stabilize the structure.
In one embodiment, referring to fig. 3 and 4, in two adjacent step assemblies 100, the step plate 110, the front sealing plate 120, the left sealing plate 130, and the right sealing plate 140 of one step assembly 100 cooperate with the front sealing plate 120 of the other step assembly 100 to form a positioning slot 101;
Among the two adjacent step assemblies 100, one step assembly 100 has a high position, the other step assembly 100 has a low position, the step plate 110 of the step assembly 100 having a low position, the front seal plate 120 of the step assembly 100 having a low position, the left seal plate 130 of the step assembly 100 having a low position, the right seal plate 140 of the step assembly 100 having a low position, and the front seal plate 120 of the step assembly 100 having a high position cooperate to form the positioning groove 101, so that the step plate 110 can be reinforced under the action of each seal plate, and after the precast concrete member is placed in the positioning groove 101, the formed stair will not crack in the later stage, and the safety is high.
In one embodiment, referring to fig. 1, 2 and 4, the stair further comprises a stiffening sealing plate 300, the stiffening sealing plate 300 is disposed at the bottom of the tread plate 110, one side of the stiffening sealing plate 300 away from the tread plate 110 is fixedly connected to the reinforced channel steel 200, and the stiffening sealing plate 300 can increase the strength and stability of the fabricated stair, thereby improving the safety and comfort.
In one embodiment, referring to fig. 1, 2 and 4, a stiffening seal plate 300 is disposed between each tread plate 110 and the reinforcing channel 200.
In embodiment 1, in the assembled steel structure evacuation scissor stair, please refer to fig. 1, 4 and 5, the concrete member is a concrete layer 600, the concrete layer 600 is all arranged on the positioning grooves 101, the concrete member is all arranged in each positioning groove 101, the noise inside and outside the building can be reduced by arranging the concrete layer 600 on the positioning grooves 101, in addition, the positioning grooves 101 formed above the tread plates 110 can be used for limiting the precast concrete pouring process, the later construction is convenient, in addition, the positioning grooves 101 are formed above the tread plates 110, the positioning grooves 101 can be used for positioning the concrete member, the later formwork is not needed, the use of templates is reduced, and the construction is convenient.
Further, referring to fig. 1, 4 and 6, in another embodiment of the present utility model, unlike embodiment 1, a decoration surface layer 700 is further disposed on the concrete layer 600, and the decoration surface layer 700 can play a role in decoration, so that the appearance effect of the evacuation stair is improved, and more decoration is performed on the stair.
Further, referring to fig. 1, 2 and 3, the assembled steel structure evacuation scissor stair further includes a rest platform 400, the rest platform 400 is welded with the reinforced channel steel 200, and assembled on site after the factory is completed, and one side of the rest platform 400 is connected with a steel column of a building main body (not shown in the figure).
In one embodiment, referring to fig. 1, 3 and 4, the assembled steel structure evacuation scissor stair further includes rails penetrating the concrete layer 600 and inserted into the pre-holes 111, and in one embodiment, the rails are disposed on the fireproof partition (not shown) on the interlayer beam 500 when the number of the rails is one, and in addition to one rail on the fireproof partition (not shown), the rails may be disposed in the pre-holes 111 on the left and right sides of the tread 110, thereby forming a second rail.
The foregoing is merely illustrative of the structures of this utility model and various modifications, additions and substitutions for those skilled in the art can be made to the described embodiments without departing from the scope of the utility model or from the scope of the utility model as defined in the accompanying claims.
Claims (9)
1. The utility model provides an evacuated scissors stair of assembled steel construction, includes a plurality of floor subassembly (10), a plurality of floor subassembly (10) connect gradually, floor subassembly (10) are including strengthening channel-section steel (200) and a plurality of step subassembly (100), a serial communication port, be provided with a plurality of step subassembly (100) on strengthening channel-section steel (200), a plurality of step subassembly (100) connect gradually, step subassembly (100) include step board (110), preceding shrouding (120), left shrouding (130) and right shrouding (140), step board (110) fixed connection is on strengthening channel-section steel (200), step board (110) front side is provided with preceding shrouding (120), step board (110) left side is provided with left shrouding (130), step board (110) upside is formed with constant head tank (101) that are used for concrete member to set up, step board (110) both sides all are provided with a plurality of preformed hole (111).
2. An assembled steel structured evacuation scissor stair according to claim 1, wherein an interlayer beam (500) is further provided between two adjacent floor assemblies (10).
3. A fabricated steel structured evacuation scissor stair according to claim 1, wherein in two adjacent step assemblies (100), the tread plates (110), front seal plates (120), left seal plates (130) and right seal plates (140) of one step assembly (100) cooperate with the front seal plates (120) of the other step assembly (100) to form the detent (101).
4. The assembled steel structure evacuation scissor stair of claim 1, further comprising a stiffening sealing plate (300), wherein the stiffening sealing plate (300) is arranged at the bottom of the tread plate (110), and one side of the stiffening sealing plate (300) away from the tread plate (110) is fixedly connected to the reinforcing channel steel (200).
5. A fabricated steel structure evacuation scissor stair as claimed in claim 4 wherein stiffening seal plates (300) are provided between each tread plate (110) and the reinforcing channel (200).
6. The assembled steel structure evacuation scissor stair of claim 1, wherein the concrete members are concrete layers (600), and the concrete layers (600) are all arranged on the positioning grooves (101).
7. The assembled steel structure evacuation scissor stair of claim 6, wherein the concrete layers (600) are provided with decorative surface layers (700) on the concrete layers.
8. The assembled steel structure evacuation scissor stair of claim 1, wherein a rest platform (400) is further provided on one side of the reinforcing channel (200).
9. A fabricated steel structure evacuation scissor stair according to any of the claims 6, further comprising a railing passing through the concrete layer (600) and being inserted into the preformed hole (111).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322331166.9U CN221031076U (en) | 2023-08-29 | 2023-08-29 | Assembled steel construction evacuation scissors stair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322331166.9U CN221031076U (en) | 2023-08-29 | 2023-08-29 | Assembled steel construction evacuation scissors stair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221031076U true CN221031076U (en) | 2024-05-28 |
Family
ID=91176163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322331166.9U Active CN221031076U (en) | 2023-08-29 | 2023-08-29 | Assembled steel construction evacuation scissors stair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221031076U (en) |
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2023
- 2023-08-29 CN CN202322331166.9U patent/CN221031076U/en active Active
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