CN216840490U - Multi-functional platform of assembly type structure stairwell - Google Patents

Multi-functional platform of assembly type structure stairwell Download PDF

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Publication number
CN216840490U
CN216840490U CN202220073657.0U CN202220073657U CN216840490U CN 216840490 U CN216840490 U CN 216840490U CN 202220073657 U CN202220073657 U CN 202220073657U CN 216840490 U CN216840490 U CN 216840490U
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layer
short
platform
long
welded
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余新乐
江世堂
杨攀
邱登峰
籍梦
李文斌
王帅
程卓
涂浩
姚永帅
何志伟
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Wuhan Construction Engineering Co Ltd
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Wuhan Construction Engineering Co Ltd
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Abstract

The utility model discloses an assembly type building stairwell multifunctional platform, which comprises a stair hole edge-facing protection and a two-layer operation platform, wherein the stair hole edge-facing protection comprises a vertical rod, a third layer long beam and a third layer short beam which are arranged at the upper end of the vertical rod and are parallel to the vertical rod, and a hole edge-facing first protection rod is also arranged on the vertical rod below the third layer short beam; two-layer operation platform includes by lower supreme setting up long roof beam of first layer operation panel and the long roof beam of second floor operation panel in the pole setting, by lower supreme setting two by leaning on in first layer operation panel first level fender rod and first layer operation panel second way horizontal fender rod in the pole setting and by lower supreme setting up and be in second floor operation panel first level fender rod and second floor operation panel second layer fender rod in the pole setting. The utility model discloses simple to operate, the formwork is convenient, and the security is high, and upper and lower operation face is convenient, has improved work efficiency.

Description

Multi-functional platform of assembly type structure stairwell
Technical Field
The utility model belongs to the technical field of the building engineering construction, in particular to multi-functional platform in assembly type structure stairwell.
Background
In order to increase the construction speed of the prefabricated building, the stairway of the prefabricated building is a prefabricated stairway. To the prefabricated building that adopts prefabricated staircase, because prefabricated staircase hoist and mount is difficult to construct with floor structural plane synchronization, consequently can have following three difficult problems: 1. the stair well template has no operation surface, and the template is difficult to erect; 2. the prefabricated staircase is hoisted with a front staircase and is provided with a near-edge opening, so that great potential safety hazards exist; 3. it is difficult to get up and down the working surface from the staircase. The conventional method of the existing construction site is that a stair well template operation scaffold and an edge protection scaffold are erected after each layer of prefabricated stairs are installed, the operation scaffold and the edge protection scaffold are dismantled when the stairs need to be hoisted, the operation worker still needs to erect the stair frame on the upper and lower working faces, and the conventional method wastes labor repeatedly.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a multi-functional platform in assembly type structure stairwell aims at solving current assembly type structure and sets up the technical problem who does not have the operation face, frequently sets up the stairwell and face limit entrance to a cave protection and go up the operation face stair frame before prefabricated staircase hoist and mount stair template.
In order to further achieve the above object, the technical solution of the present invention to solve the technical problem is: the multifunctional platform for the assembled building stairwell comprises a stair hole edge-facing protection and a two-layer operation platform, wherein the stair hole edge-facing protection comprises a vertical rod, a third-layer long beam and a third-layer short beam which are arranged at the upper end of the vertical rod and are flush with the vertical rod, and a hole edge-facing first protection rod is arranged on the vertical rod and is positioned below the third-layer short beam;
the two layers of operating platforms comprise a first layer of operating platform long beam and a second layer of operating platform long beam which are arranged on the vertical rod from bottom to top, a first layer of operating platform first horizontal guard bar and a first layer of operating platform second horizontal guard bar which are arranged on the two vertical rods positioned between and inside the first layer of operating platform long beam and the second layer of operating platform long beam from bottom to top, and a second layer of operating platform first layer guard bar and a second layer of operating platform second layer of guard bar which are arranged on the vertical rod positioned between the second layer of operating platform long beam and the third layer of short beam from bottom to top; the vertical rod is further provided with a second layer short beam A, a second layer short walkway plate first horizontal protection A, a second layer short walkway plate second horizontal protection A and a second layer short beam B.
Optionally, a first layer of operating platform short beam is installed on each side between the first layer of operating platform long beams, and the first layer of long walkway plate iron sheet is welded on the first layer of operating platform long beams and the first layer of operating platform short beams; second floor operation panel long beam bottom distance the 2 meters of guidance tape iron sheet height are walked to the first layer length, second floor operation panel short beam is installed on every limit between second floor operation panel long beam, and the welding of guidance tape iron sheet is walked to the second layer length on second floor operation panel long beam and the second floor operation panel short beam.
Further optionally, the first horizontal guard bar of the first layer of operation platform is 60cm high from the first layer of long walkway plate iron sheet and is welded with the vertical rod and the stair folding beam;
the second horizontal protection rod of the first layer of operation table is 60cm away from the first horizontal protection rod of the first layer of operation table, and is welded with the vertical rod and the stair folding beam;
the distance between the first layer of guard bar of the second layer of operation table and the second layer of long walkway plate iron sheet is 60 cm; and the second layer of protection rods of the second layer of operation table is 60cm high from the first layer of protection rods of the second layer of operation table.
Optionally, the distance between the lowest point of the second layer of short beam a and the highest point of the stair step iron sheet is 2 meters, and the second layer of short walkway plate iron sheet a is welded on the second layer of short beam a and the stair vertical rod;
the first horizontal protection A of the second layer of short walkway plates is 60cm higher than the iron sheet A of the second layer of short walkway plates and is welded with the vertical rods and the vertical rods of the stairs;
the second layer short walkway plate second road horizontal protection A is 60cm high from the second layer short walkway plate first road horizontal protection A, and is welded with the vertical rod and the stair vertical rod.
Optionally, the second layer of short-track plate iron sheet B is welded on the second layer of short beam B.
Further optionally, the first layer of operating platform long beam and the first layer of long walkway plate iron sheet are provided with operating platform pin holes and pins.
Further optionally, the inside scalable horizontal pole that has inserted of first layer operation panel long beam, scalable horizontal pole have with the long roof beam of first layer operation panel and the long bolt hole that walks the railway plate iron sheet and link up of first layer, the welding of scalable horizontal pole tip has the gasket.
Optionally, the stair passage further comprises a stair passage, wherein the stair passage comprises a first protective rod for two stairs, a second protective rod for two stairs, two stair folding beams, and a stair step and a turning plate beam A welded on the two stair folding beams.
Further optionally, the first protection rod of the stair is 60cm away from the stair folded beam and is welded to the two upright rods and the first protection rod of the second operating platform;
the second protection rod of the stair is 60cm away from the first protection rod of the stair and is welded on the two vertical rods and the second protection rod of the second operating platform layer.
Further optionally, one end of the hinge is welded to the turning plate beam A, and the other end of the hinge is welded to the turning plate.
By last, the utility model discloses following beneficial effect can be reached:
(1) the installation is convenient: through flexible scalable horizontal pole, then pin pins, can fix this multifunctional platform, hoist and mount and transfer convenience.
(2) The formwork is convenient to support: this multi-functional platform length width size is for respectively contracting 30cm in the stairwell for the stairwell wall post and the stair beam that lean on the stairwell side, help the template stupefied reinforcement of carrying the back of the body, the long sheet iron of walking on the road of the first layer and the long sheet iron of walking on the second floor respectively are 40cm wide, and the long beam bottom of second floor operation panel is apart from the high 2 meters of the long sheet iron of walking on the road of the first layer, two turn over the board and all can rotate 180 degrees round the hinge, can open in turn when propping up the stair template, it is not crowded to prop up the mould space, two-layer operation platform can satisfy the formwork of all wall posts and stair beam in stairwell.
(3) The safety is high: two layers of operating platforms are provided with two horizontal protections with the distance of 60cm, and the stair channel is provided with two protective rods with the distance of 60 cm. The upper surface of the structural floor slab after concrete pouring is provided with two horizontal protections with the distance of 60cm within the range of 1.2 meters.
(4) The upper and lower operation surfaces are convenient: the gasket is directly placed on a floor slab of a staircase, the net height of the staircase step from the next layer of prefabricated staircase is basically equal to the floor height, the lowest point of the second layer of short beam A is 2 meters from the highest point of the staircase step iron sheet, the elevation of the upper surface of the turning plate is the same as that of the upper surface of the operation layer structure floor slab for pouring concrete, and the space size of the upper operation surface and the lower operation surface is guaranteed.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
fig. 1 is a schematic perspective view of the present invention;
fig. 2 is a schematic perspective view of the present invention;
fig. 3 is a schematic cross-sectional view of the basic structure of the present invention;
fig. 4 is a schematic cross-sectional view of the basic structure of the present invention.
In the figure: 1. a gasket; 2. a telescoping cross bar; 3. a first layer of operating platform short beam; 4. erecting a rod; 5. a first layer of operating platform long beam; 6. operating floor pin holes; 7. a pin; 8. a first layer of long walkway plate iron sheet; 9. a first horizontal guard bar of a first layer of operation table; 10. a second horizontal guard bar of the first layer of operation platform; 11. folding the stair beam; 12. a hinge; 13. turning over a plate beam B; 14. a second protection rod of the staircase; 15. a first protection rod of the stair; 16. a third layer of short beams; 17. turning over a plate; 18. a first protection rod is arranged at the edge of the hole; 19. a second layer of guard bars of a second layer of operation platform; 20. a first layer of guard bars of a second layer of operation table; 21. stair stepping; 22. stair step iron sheet; 23. a stair bottom cross beam; 24. a second layer of short walkway plate iron sheet A; 25. a second layer of short beams A; 26. a second layer of long walkway plate iron sheet; 27. a stair rail; 28. a first horizontal protection A of the second layer of short walkway plates; 29. a second layer of short walkway plates is used for a second horizontal protection A; 30. a second layer of short beams B; 31. a second layer of short walkway plate iron sheet B; 32. a stair vertical rod; 33. turning over a plate beam A; 34. a second layer of operating platform short beam; 35. a second layer of operating platform long beam; 36. and a third layer of long beams.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
The multifunctional platform for the assembly type building stairwell provided by the embodiment is of an axis symmetric structure and comprises two layers of operation platforms, and a stairway and a stairhole are protected by facing edges, as shown in fig. 1-4. Wherein:
the utility model discloses a two-layer operation platform is including welding four first layer operation panel long beams 5 in eight pole settings 4, four second layer operation panel long beams 35, the first horizontal protection pole 9 of two first layer operation panels, horizontal protection pole 10 is said to two first layer operation panel second, the first layer protection pole 20 of six second layer operation panels, the first horizontal protection A28 of six second layer operation panels second layer protection poles 19, a second layer stub beam A25, one (one represents three, three elevations are the same, three constitute half rectangle jointly) the first level protection A28 of second layer short walkway board, one (one represents three, three elevations are the same, three constitute half rectangle jointly) the short walkway board second of second layer and say horizontal protection A29, a second layer stub beam B30.
The stair bottom cross beam 23 is welded on the two vertical rods 4, so that the integral strength of the platform is enhanced.
Each side between the first layer of operating platform long beams 5 is welded with a first layer of operating platform short beam 3, and a first layer of long walkway plate iron sheet 8 is welded on the first layer of operating platform long beams 5 and the first layer of operating platform short beam 3.
The bottom of the second layer of operating platform long beam 35 is 8 meters high from the first layer of long walkway plate iron sheet, each edge between the second layer of operating platform long beam 35 is welded with a second layer of operating platform short beam 34, and the second layer of long walkway plate iron sheet 26 is welded on the second layer of operating platform long beam 35 and the second layer of operating platform short beam 34.
The first horizontal guard bar 9 of first layer operation panel is 60cm apart from the 8 high of the long guidance tape iron sheet of first layer, directly welds with pole setting 4 and stair book roof beam 11. The second horizontal guard bar 10 of the first layer of operation platform is 60cm high from the 9 first horizontal guard bars of the first layer of operation platform, and is directly welded with the vertical rod 4 and the stair folding beam 11.
The six second-layer operating platform first-layer guard bars 20 have the same elevation and are 60cm high from the second-layer long walkway plate iron sheet 26. The six second-layer operation tables have the same second-layer protection rods 19 with the same elevation, and the height of the six second-layer operation tables is 60cm away from the first-layer protection rods 20 of the second-layer operation tables.
The first layer of long walkway plate iron 8 and the second layer of long walkway plate iron 26 are each 40cm wide.
The distance from the lowest point of the second layer short beam A25 to the highest point of the stair step iron sheet 22 is 2 meters, and the second layer short walkway plate iron sheet A24 is welded on the second layer short beam A25 and the stair vertical rod 32. Specifically, one side of the second layer of short walkway plate A24 is welded with the short beam A25, and two legs on the other side are respectively welded with the two vertical stair rods 32.
The stair cross bar 27 is welded on the upright post 4 at one end and on the stair vertical bar 32 at the other end, and an operator can climb in by means of the stair cross bar 27 when entering the second-layer walkway plate iron sheet A24.
The first horizontal protection A28 of the second layer short walkway plate is 60cm away from the iron sheet A24 of the second layer short walkway plate and is welded with two vertical rods 4 and two stair vertical rods 32.
The second horizontal protection A29 of the second layer short walkway plate is 60cm high from the first horizontal protection A28 of the second layer short walkway plate and is welded with the two vertical rods 4 and the two stair vertical rods 32.
And a second layer of short-track plate iron sheet B31 is welded on the second layer of short beam B30.
Scalable horizontal pole 2 has been inserted to first layer operation panel long beam 5 inside, and scalable horizontal pole is solid side's pipe, and inside has the cotter hole that link up with first layer operation panel long beam 5 and the long slab iron sheet of walking of first layer 8, and the welding of 2 ends of scalable horizontal pole has gasket 1. And operating platform pin holes 6 and pins 7 are arranged on the first layer of operating platform long beam 5 and the first layer of long walkway plate iron sheet 8. When the platform needs to be placed in the assembled staircase, the telescopic cross rods extend to the proper length, and the pins are inserted for fixing. When the platform needs to be moved out, the telescopic cross rod is retracted to the position that the length of the gasket 1 is 0 away from the vertical rod 4, the pin is inserted for fixation, and the tower crane is lifted out of the platform.
The height of the spacer 1 is equal to the distance (typically the building construction thickness) from the highest point of the fabricated stairway to the upper surface of the concrete of the stairwell floor construction. The gasket 1 is directly placed on a floor slab of a staircase, the net height of a staircase step from the next layer of prefabricated staircase is basically equal to the floor height, the distance from the lowest point of a second layer of short beam A25 to the highest point of a staircase step iron sheet is 2 meters, the elevation of the upper surface of the turning plate 17 is the same as the elevation of the upper surface of an operation layer structure floor slab for pouring concrete, and the space size of the upper operation surface and the lower operation surface is guaranteed.
The second layer of short walkway plate iron sheet B31 is welded on the folded beam 11 of the staircase and the second layer of short beam B30.
The utility model discloses a stair passageway includes that the first fender rod 15 of twice stair, the second fender rod 14 of twice stair, two stairs roll over roof beam 11 and the welding is 21 steps and is turned over board roof beam A33 at the stair that two stairs rolled over roof beam 11.
The distance between the vertical projection of the first layer long-walkway plate iron sheet 8, the second layer long-walkway plate iron sheet 26, the second layer short-walkway plate iron sheet A24 and the second layer short-walkway plate iron sheet B31 and the vertical projection of the stairwell wall column and the stairway beam is 30cm, namely the distance between the four surfaces (vertical to the floor slab) of the maximum rectangular body formed by the outermost edge lines of the first layer long-walkway plate iron sheet 8, the second layer long-walkway plate iron sheet 26, the second layer short-walkway plate iron sheet A24 and the second layer short-walkway plate iron sheet B31 and the wall column and the stairway beam on the side of the stairwell is 30cm respectively.
The first protective rod 15 of the stair is 1160 cm away from the stair folding beam and is welded on the two vertical rods 4 and the first protective rod 20 of the second layer operating platform.
The second protection rod 14 of the stair is away from the first protection rod 1560 cm of the stair and is welded on the two vertical rods 4 and the second protection rod 19 of the second layer of the operating platform.
Hinge 12 is welded on the flap beam A33, and the other end of hinge 12 is welded on flap 17. The elevation of the upper surface of the turning plate 17 is the same as that of the upper surface of the structural floor slab after concrete pouring, the turning plate can rotate 180 degrees around the hinge 12, and the turning plate can be easily lapped on the turning plate beam B13 and the stair step 21. When the stair templates are supported, the stair templates can be alternately opened, the formwork supporting space is not crowded, and the two layers of operating platforms can meet the requirements of supporting all wall columns and stair beams in a staircase.
The utility model discloses a stair entrance to a cave faces limit protection includes eight pole settings 4 and welds seven highly the same entrance to a cave that faces limit first fender rod 18, four third layer short girders 16 and two third layer long girders 36 in eight pole settings 4. The distance between the lowest point of the first guard bar 18 at the edge of the opening and the structural floor slab is 60 cm. The four third-layer short beams 16 are simultaneously the tower crane hooks of the assembly type building staircase multifunctional platform.
The utility model provides an assembly type building staircase multifunctional platform which is of an axis symmetrical structure, a first layer operating platform is provided with two long operating platforms, two horizontal guard rods are respectively arranged, eight telescopic cross rods are arranged inside long beams of the first layer operating platform, and the platform can be hoisted by adjusting the length of the telescopic cross rods; the second floor operation platform has two long operation platforms and two short operation platforms, and two long operation platforms and the short operation platform that is higher than long operation platform are provided with twice horizontal guard bar, are provided with stair between long operation platform and the short operation platform that is higher than long operation platform, and there are two boards with the same high short operation platform upper portion of long operation platform to turn over, are favorable to the construction operation. The stair channel is arranged between the two long operation platforms, the elevation of the upper surface of the turning plate is consistent with that of the upper surface of the floor of the operation floor, and personnel can conveniently go upstairs and downstairs. Two-layer horizontal protection on the upper portion of the turning plate is edge protection of a stair hole, and personnel can be prevented from falling.
The method for installing the multifunctional platform of the assembly type building staircase according to the present invention is described with reference to fig. 1 to 4 in combination with the above description of the structural features:
step 1, hoisting the multifunctional platform of the assembly type building stairwell into an assembly type scissor type stairwell;
step 2, taking down the pins, adjusting the telescopic cross bars to proper positions, inserting the pins to fix the telescopic cross bars, and placing the assembled building staircase multifunctional platform;
and 3, erecting a staircase wall column and a staircase beam template on the two layers of operation platforms, wherein when erecting the template, a worker can stand on the first layer long walkway plate iron sheet, the second layer short walkway plate iron sheet A, the second layer short walkway plate iron sheet B and the second layer long walkway plate iron sheet of the assembly type building staircase multifunctional platform, and after pouring concrete, the staircase template is disassembled to obtain the staircase wall surface.
And 4, hanging the multifunctional platform of the assembly type building stairwell out of the assembly type building scissor type stairwell, and hanging the prefabricated stairwell in the assembly type building scissor type stairwell.
And 5, repeating the steps 1 to 4 to continuously finish the site construction.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and those skilled in the art can make various modifications and changes, and any modifications, equivalent replacements, improvements, etc. made by using the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The multifunctional platform for the assembled building stairwell comprises a stairwell opening edge-facing protection layer and a two-layer operation platform, and is characterized in that the stairwell opening edge-facing protection layer comprises a vertical rod (4), a third-layer long beam (36) and a third-layer short beam (16), wherein the third-layer long beam and the third-layer short beam are arranged at the upper end of the vertical rod (4) and are parallel and level to the vertical rod, and a first hole edge-facing protection rod (18) is further arranged on the vertical rod (4) and is positioned below the third-layer short beam (16);
the two-layer operation platform comprises a first-layer operation platform long beam (5) and a second-layer operation platform long beam (35) which are arranged on the vertical rod (4) from bottom to top, a first-layer operation platform first horizontal guard bar (9) and a first-layer operation platform second horizontal guard bar (10) which are arranged on the two vertical rods (4) which are positioned between the first-layer operation platform long beam (5) and the second-layer operation platform long beam (35) and are positioned inside the two vertical rods (4) from bottom to top, and a second-layer operation platform first-layer guard bar (20) and a second-layer operation platform second-layer guard bar (19) which are arranged on the vertical rod (4) between the second-layer operation platform long beam (35) and the third-layer short beam (16) from bottom to top; and a second layer of short beam A (25), a first horizontal protection A (28) of a second layer of short walkway plate, a second horizontal protection A (29) of a second layer of short walkway plate and a second layer of short beam B (30) are also arranged on the vertical rod (4).
2. The multi-functional platform of prefabricated building stairwell according to claim 1, characterized in that a first level of short console beams (3) are installed at each side between the first level of long console beams (5), and a first level of long walkway plate iron sheets (8) are welded on the first level of long console beams (5) and the first level of short console beams (3); second floor operation panel long beam (35) bottom distance first floor length walk 2 meters of guidance tape iron sheet (8) height, second floor operation panel short beam (34) are installed on every limit between second floor operation panel long beam (35), and second floor length walk guidance tape iron sheet (26) welding and be in on second floor operation panel long beam (35) and second floor operation panel short beam (34).
3. The multi-functional platform of assembly type structure staircase according to claim 2, characterized in that the first horizontal guard bar (9) of the first floor operating platform is 60cm high from the first long walkway plate iron sheet (8) and is welded with the vertical bar (4) and the staircase folding beam (11);
the second horizontal protection rod (10) of the first layer of operation table is 60cm away from the first horizontal protection rod (9) of the first layer of operation table, and is welded with the vertical rod (4) and the stair folding beam (11);
the distance between the first layer of guard bar (20) of the second layer of operation table and the second layer of long walkway plate iron sheet (26) is 60 cm; the second layer of protection rods (19) of the second layer of operation table are 60cm high from the first layer of protection rods (20) of the second layer of operation table.
4. The multi-functional platform of prefabricated building stairwell according to claim 1, wherein the lowest point of the second-story short girder a (25) is 2 meters from the highest point of the stair step iron sheet (22), and the second-story short walkway plate iron sheet a (24) is welded to the second-story short girder a (25) and the stair vertical bar (32);
the first horizontal protection A (28) of the second layer of short walkway plate is 60cm away from the iron sheet A (24) of the second layer of short walkway plate and is welded with the vertical rod (4) and the vertical rod (32) of the stair;
and the second horizontal protection A (29) of the second layer short walkway plate is 60cm high from the first horizontal protection A (28) of the second layer short walkway plate and is welded with the vertical rod (4) and the vertical rod (32) of the stair.
5. The multi-functional platform of prefabricated building stairwell according to claim 1, wherein a second layer of short walkway plate iron B (31) is welded to the second layer of short beams B (30).
6. The multi-functional platform of prefabricated building stairwell according to claim 2, characterized in that the first level of platform long beams (5) and the first level of long walkway plate iron sheets (8) are provided with platform pin holes (6) and pins (7).
7. The assembly type structure staircase multifunctional platform according to the claim 6, characterized in that the telescopic cross bar (2) is inserted inside the first layer of operation platform long beam (5), the telescopic cross bar (2) has a pin hole (6) which is communicated with the first layer of operation platform long beam (5) and the first layer of long walkway plate iron sheet (8), and the end of the telescopic cross bar (2) is welded with a gasket (1).
8. The assembly building stairwell multifunctional platform according to claim 1, further comprising a stairway passage, wherein the stairway passage comprises two stairway first guard bars (15), two stairway second guard bars (14), two stairway folding beams (11), and a stairstep (21) and a flap beam a (33) welded to the two stairway folding beams (11).
9. The multi-functional platform of assembly building stairwell according to claim 8, characterized in that the first protection bar (15) of the stairway is 60cm from the folding beam (11) of the stairway and is welded to the two uprights (4) and to the first protection bar (20) of the second operating floor;
the second stair guard bar (14) is 60cm away from the first stair guard bar (15) and is welded on the two vertical rods (4) and the second layer guard bar (19) of the second layer operating platform.
10. The assembly building staircase utility platform according to claim 8, characterized in that one end of the hinge (12) is welded to the flap beam a (33) and the other end of the hinge (12) is welded to the flap (17).
CN202220073657.0U 2022-01-12 2022-01-12 Multi-functional platform of assembly type structure stairwell Active CN216840490U (en)

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Application Number Priority Date Filing Date Title
CN202220073657.0U CN216840490U (en) 2022-01-12 2022-01-12 Multi-functional platform of assembly type structure stairwell

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202220073657.0U CN216840490U (en) 2022-01-12 2022-01-12 Multi-functional platform of assembly type structure stairwell

Publications (1)

Publication Number Publication Date
CN216840490U true CN216840490U (en) 2022-06-28

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202220073657.0U Active CN216840490U (en) 2022-01-12 2022-01-12 Multi-functional platform of assembly type structure stairwell

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CN (1) CN216840490U (en)

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