CN116290613A - Quick-assembled large-span overhanging steel structure stair design structure - Google Patents

Quick-assembled large-span overhanging steel structure stair design structure Download PDF

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Publication number
CN116290613A
CN116290613A CN202310064618.3A CN202310064618A CN116290613A CN 116290613 A CN116290613 A CN 116290613A CN 202310064618 A CN202310064618 A CN 202310064618A CN 116290613 A CN116290613 A CN 116290613A
Authority
CN
China
Prior art keywords
steel structure
riser
tread
panel
stair
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202310064618.3A
Other languages
Chinese (zh)
Inventor
赵晓雷
秦莉
景元
刘守红
吴昊
周林
陈吟秋
徐皓泽
陈凯
姜东�
袁媛
李若瑜
冯逸旸
王航航
金子晗
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suzhou Gold Mantis Construction Decoration Co Ltd
Original Assignee
Suzhou Gold Mantis Construction Decoration Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Suzhou Gold Mantis Construction Decoration Co Ltd filed Critical Suzhou Gold Mantis Construction Decoration Co Ltd
Priority to CN202310064618.3A priority Critical patent/CN116290613A/en
Publication of CN116290613A publication Critical patent/CN116290613A/en
Pending legal-status Critical Current

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
    • E04F11/02—Stairways; Layouts thereof
    • E04F11/022—Stairways; Layouts thereof characterised by the supporting structure
    • E04F11/025—Stairways having stringers
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
    • E04F11/02—Stairways; Layouts thereof
    • E04F11/09—Tread-and-riser units
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
    • E04F11/02—Stairways; Layouts thereof
    • E04F11/104—Treads
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
    • E04F11/18—Balustrades; Handrails
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
    • E04F11/18—Balustrades; Handrails
    • E04F11/181—Balustrades
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
    • E04F11/18—Balustrades; Handrails
    • E04F11/181—Balustrades
    • E04F11/1812—Details of anchoring to the wall or floor
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
    • E04F11/02—Stairways; Layouts thereof
    • E04F11/104—Treads
    • E04F2011/1046—Miscellaneous features of treads not otherwise provided for
    • E04F2011/1047—Miscellaneous features of treads not otherwise provided for with means for eliminating squeak
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B50/00—Energy efficient technologies in elevators, escalators and moving walkways, e.g. energy saving or recuperation technologies

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Steps, Ramps, And Handrails (AREA)

Abstract

The invention discloses a design structure of a quick-assembly large-span overhanging steel structure stair, which comprises the following steps: the steel structure basic unit, step panel and riser of marking time, the steel structure basic unit includes two parallel arrangement's girder, be provided with a plurality of parallel arrangement's tread between two girders, tread one end is provided with a supporting beam, the tread both sides are provided with the first articulated strip of symmetrical arrangement, the side of tread panel is provided with the first spout that the position corresponds first articulated strip, the tread both sides still are provided with the second articulated strip of symmetrical arrangement, riser of marking time passes through second spout sliding connection on the second articulated strip, in the riser bottom of marking time inserts supporting beam, riser top contact step panel of marking time, the riser bottom contact downside is the panel of marking time on the tread of tread. Compared with the prior art, the detachable mounting of the steel structure stair upper stepping decorative panel is realized rapidly, the stair mounting efficiency is improved, and the stair is convenient to maintain and clean in the later period.

Description

Quick-assembled large-span overhanging steel structure stair design structure
Technical Field
The invention relates to the technical field of assembled buildings, in particular to a rapid-assembly type large-span overhanging steel structure stair design structure.
Background
Stairs are important components for solving the problem of going upstairs and downstairs in a building with a plurality of floors. Steel stairway is a type of stairway widely used in construction. As disclosed in chinese patent CN201921129190.1, a steel structure stair convenient for installation and adjustment comprises an equipment rack, an upper connecting plate is movably mounted at the upper end of the equipment rack, a connecting shaft is movably mounted between the upper connecting plate and the equipment rack, a lower connecting plate is movably mounted at the lower end of the equipment rack, a bearing plate is fixedly mounted on the upper end of the lower connecting plate, an armrest is fixedly mounted at the upper end of the bearing plate, a support column is fixedly mounted between the armrest and the bearing plate, a connecting column is movably mounted on the armrest, a connecting joint is movably mounted at the lower end of the connecting column, a fixed plate is movably mounted on the equipment rack, and a tread plate is movably mounted on the fixed plate.
In the construction process of the steel structure stair, in order to improve the decoration effect of the stair and the trampling comfort, a decorative panel is usually installed on the stair step. However, in the existing steel structure stairs, the decoration panels on the stair steps are inconvenient to install, and meanwhile, after the decoration panels are damaged, the decoration panels are not easy to detach and maintain, so that the stairs are inconvenient to use.
Disclosure of Invention
The invention aims at: the utility model provides a steel construction stair design structure of encorbelmenting of fast-assembling formula large-span realizes the demountable installation of steel construction stair upper berth decorative board fast, improves stair installation effectiveness, is convenient for later maintenance and cleanness simultaneously.
In order to achieve the above purpose, the present invention adopts the following technical scheme: a fast-assembling formula large-span steel construction stair design structure that encorbelments includes: the steel structure basic unit, the panel of marking time and riser of marking time, the steel structure basic unit includes two parallel arrangement's girder, the girder slope is arranged, be provided with a plurality of parallel arrangement's tread board between two girders, tread board one end is provided with a supporting beam, the cross-section of supporting beam is L, the tread board both sides are provided with the first articulated strip of symmetrical arrangement, first articulated strip fixed mounting is on the girder, the side of the panel of marking time is provided with the first spout that the position corresponds first articulated strip, the length of first spout equals the length of first articulated strip, the tread board both sides still are provided with the second articulated strip of symmetrical arrangement, second articulated strip fixed mounting is on the girder, the side of the riser of marking time is provided with the second spout that the position corresponds the second articulated strip, the riser of marking time passes through second spout sliding connection on the second articulated strip, the riser bottom of marking time inserts in the supporting beam, the riser top of marking time contacts the panel, the riser bottom of marking time contacts the panel on the downside tread board.
As a further description of the above technical solution:
the pedal is internally provided with a cavity, the end opening of the cavity faces one side of the pedal, and sound absorbing materials are arranged in the cavity.
As a further description of the above technical solution:
the sound absorbing material is glass fiber sound absorbing cotton.
As a further description of the above technical solution:
the stepping vertical plate is provided with a support bar which is elastically connected and used for blocking the opening at the end part of the cavity.
As a further description of the above technical solution:
the main beam is provided with an armrest, the armrest comprises a supporting rod and an armrest rod, the supporting rod is fixedly arranged on the main beam, and the armrest rod is fixedly arranged at the top of the supporting rod.
As a further description of the above technical solution:
the support rod is sleeved with a reinforcing sleeve, the bottom of the reinforcing sleeve is provided with a flange, and the flange is fixedly arranged on the main beam.
As a further description of the above technical solution:
the diameter of the flange is equal to the width of the top surface of the main beam.
In summary, due to the adoption of the technical scheme, the beneficial effects of the invention are as follows:
1. in the invention, when the tread panel and the tread riser are arranged on the tread plate, the tread panel is propped against by the tread riser, the tread riser is propped against by the upper adjacent tread panel and the lower adjacent tread panel, the tread veneer of the steel structure stair is firmly arranged, the integrity is good, the stair installation efficiency is improved, and the post maintenance and cleaning are convenient.
2. According to the invention, before the bottom of the support rod is welded and fixed with the main beam, the reinforcement sleeve is sleeved on the support rod, then the support rod is welded, the reinforcement sleeve is lifted upwards during welding, the influence on welding is avoided, after welding is finished, the reinforcement sleeve is slid downwards, the flange of the reinforcement sleeve is fixed with the main beam, the installation firmness of the support rod on the main beam is increased by the reinforcement sleeve, and the safety of the handrail is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural view of a design structure of a fast-assembled large-span overhanging steel structure stair.
Fig. 2 is a second schematic structural view of a design structure of a quick-assembled large-span overhanging steel structure stair.
Fig. 3 is a schematic structural view of a steel structure base layer in a design structure of a quick-assembled large-span overhanging steel structure stair.
FIG. 4 is a schematic illustration of a tread panel in a fast-assembled large-span overhanging steel structure stair design.
FIG. 5 is a schematic illustration of a step riser in a fast-assembled large-span overhanging steel structure stair design.
Fig. 6 is a schematic structural view of a reinforcing sleeve in a design structure of a quick-assembled large-span overhanging steel structure stair.
FIG. 7 is a schematic illustration of the installation of a riser in a fast-assembled large-span overhanging steel structure stair design.
FIG. 8 is a second schematic illustration of the installation of a riser in a fast-assembled large-span overhanging steel structure stair design.
Fig. 9 is a partial enlarged view at a in fig. 8.
Legend description:
1. a steel structure base layer; 11. a main beam; 12. a tread plate; 121. a cavity; 13. a support beam; 14. a first hooking strip; 15. a second hooking strip; 2. a step panel; 21. a first chute; 3. a stepping vertical plate; 31. a support bar; 311. a guide rod; 32. a second chute; 4. an armrest; 41. a support rod; 42. a grab rail; 5. reinforcing the sleeve; 51. and a flange.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. The components of the embodiments of the present invention 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 invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-9, the present invention provides a technical solution: a fast-assembling formula large-span steel construction stair design structure that encorbelments includes: the steel structure basic unit 1, step panel 2 and step riser 3, steel structure basic unit 1 includes two parallel arrangement's girder 11, girder 11 slope arrangement, be provided with a plurality of parallel arrangement's flier 12 between two girders 11, flier 12 one end is provided with a supporting beam 13, the cross-section of supporting beam 13 is L type, flier 12 both sides are provided with symmetrical arrangement's first link strip 14, first link strip 14 fixed mounting is on girder 11, step panel 2's side is provided with the first spout 21 of position corresponding first link strip 14, the length of first spout 21 equals the length of first link strip 14, flier 12 both sides still are provided with symmetrical arrangement's second link strip 15, second link strip 15 fixed mounting is on girder 11, step riser 3's side is provided with the second spout 32 of position corresponding second link strip 15, step riser 3 passes through second spout 32 sliding connection on second link strip 15, support beam riser 3 bottom inserts in step 13, step riser 3 top contact panel 2, step panel 2 is stepped in step panel 2 is stepped down to step riser 3 bottom side.
The pedal plate 12 is internally provided with a cavity 121, the end opening of the cavity 121 faces to one side of the pedal plate 3, and sound absorbing materials are arranged in the cavity 121. The tread plate 12 is hollow and is filled with sound absorbing materials, so that noise generated by tread vibration is effectively absorbed, and noise generated when the stair is used is reduced.
The sound-absorbing material is glass fiber sound-absorbing cotton, so that the sound-absorbing effect is effectively ensured.
The support bar 31 which is elastically connected is arranged on the step vertical plate 3, the support bar 31 is used for blocking the end opening of the cavity 121, the back surface of the support bar 31 is elastically connected by arranging a plurality of springs (or other elastic elements), when the step vertical plate 3 is installed, the support bar 31 is firstly compressed and stored in a mounting groove on the step vertical plate 3, after the step vertical plate 3 is installed in place, the support bar 31 is jacked into the cavity 121 by the springs, the end opening of the cavity 121 is blocked, on one hand, the step vertical plate 3 is locked, and the step vertical plate 3 is prevented from being separated from a step upwards; on the other hand, the cavity 121 is closed, and at the same time, a support for the step plate 12 is formed, preventing deformation of the step plate 12.
In addition, the back of the supporting bar 31 is provided with at least one guide bar 311, the guide bar 311 is penetrated on the bottom surface of the installation groove of the supporting bar 31 on the stepping vertical plate 3, and the end part of the guide bar 311 is provided with a threaded hole. When the step riser 3 is assembled, after the supporting bar 31 is jacked into the cavity 121 by the spring, the guide rod 311 moves forward along with the supporting bar 31 and is retracted into the step riser 3, when the step riser 3 needs to be disassembled, the bolt is screwed into the threaded hole at the end part of the guide rod 311, and then the supporting bar 31 is pulled backwards, so that the supporting bar 31 is separated from the step riser 12, and the step riser 3 is disassembled.
The main beam 11 is provided with an armrest 4, the armrest 4 comprises a support rod 41 and an armrest rod 42, the support rod 41 is fixedly arranged on the main beam 11, the armrest rod 42 is fixedly arranged at the top of the support rod 41, and the bottom of the support rod 41 is fixedly welded with the main beam 11.
The support rod 41 is sleeved with the reinforcing sleeve 5, the flange 51 is arranged at the bottom of the reinforcing sleeve 5, the flange 51 is fixedly arranged on the main beam 11, before the bottom of the support rod 41 is welded and fixed with the main beam 11, the reinforcing sleeve 5 is sleeved on the support rod 41, then the support rod 41 is welded, the reinforcing sleeve 5 is lifted upwards during welding, the influence on welding is avoided, after the welding is finished, the reinforcing sleeve 5 slides downwards, the flange 51 of the reinforcing sleeve 5 is fixed with the main beam 11 (through bolts or welded and fixed), the mounting firmness of the support rod 41 on the main beam 11 is increased by the reinforcing sleeve 5, and the safety of the handrail 4 is improved.
The diameter of the flange 51 is equal to the width of the top surface of the main beam 11, the size of the flange 51 is maximized, the contact area between the flange 51 and the main beam 11 is ensured to be maximum, the reinforcing effect is ensured, and meanwhile, the ascending and descending stairs are not influenced.
Working principle: when the steel structure stairway is installed, the bottom of the steel structure base layer 1 is fixedly installed on the floor, the top of the steel structure base layer is fixedly installed on the upper floor, and the tread panel 2 and the tread vertical plate 3 are installed on the tread plate 12. When the tread panel 2 is mounted, the first hooking strip 14 is inserted into the first sliding groove 21 of the tread panel 2 along the tread plate 12 in a horizontal sliding manner, and the first sliding groove 21 limits the tread panel 2 from moving forward. When the step riser 3 is installed, the step riser 3 is inserted in a sliding manner downwards along the second hanging strip 15, the bottom of the step riser 3 is propped against the supporting beam 13 of the lower step riser 12, the step panel 2 of the step riser 3, which is propped against the layer, cannot retreat, and meanwhile, the two sides of the bottom of the step riser 3 are propped against the supporting beam 13 and the lower step panel 2 respectively, so that the rapid and detachable installation of the step panel 2 and the step riser 3 is realized. When the pedal panel 2 and the pedal riser 3 are installed on the pedal 12, the pedal panel 2 is propped against by the pedal riser 3, the pedal riser 3 is propped against by the upper adjacent pedal panel 2 and the lower adjacent pedal panel 2, the pedal veneer of the steel structure stair is firmly installed, the integrity is good, the stair installation efficiency is improved, and the post maintenance and cleaning are convenient.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.

Claims (7)

1. The utility model provides a fast-assembling formula large-span steel construction stair design structure of encorbelmenting which characterized in that includes: the steel structure base layer (1), step panel (2) and step riser (3), steel structure base layer (1) includes two parallel arrangement's girder (11), girder (11) slope arrangement, two be provided with a plurality of parallel arrangement's step riser (12) between girder (11), step riser (12) one end is provided with a supporting beam (13), the cross-section of supporting beam (13) is L type, step riser (12) both sides are provided with symmetrical arrangement's first link strip (14), first link strip (14) fixed mounting is in on girder (11), step panel (2) side is provided with the position and corresponds first spout (21) of first link strip (14), the length of first spout (21) equals the length of first link strip (14), step riser (12) both sides still are provided with symmetrical arrangement's second link strip (15), second link strip (15)) fixed mounting is in step riser (11) both sides are provided with symmetrical arrangement's first link strip (14), the second link strip (32) are in the side of step riser (3) is provided with corresponding to the second link strip (32), the top of the stepping vertical plate (3) is contacted with the stepping panel (2), and the bottom of the stepping vertical plate (3) is contacted with the lower side of the stepping panel (2) on the stepping plate (12).
2. The rapid-assembly large-span overhanging steel structure stair design structure according to claim 1, wherein a cavity (121) is arranged inside the tread plate (12), an end opening of the cavity (121) faces one side of the tread plate (3), and a sound absorbing material is arranged in the cavity (121).
3. The rapid-assembly large-span overhanging steel structure stair design structure according to claim 2, wherein the sound absorbing material is glass fiber sound absorbing cotton.
4. The rapid-assembly large-span overhanging steel structure stair design structure according to claim 2, characterized in that the step riser (3) is provided with a support bar (31) which is elastically connected, and the support bar (31) is used for plugging the end opening of the cavity (121).
5. The rapid-assembly type large-span overhanging steel structure stair design structure according to claim 1, characterized in that an armrest (4) is arranged on the main beam (11), the armrest (4) comprises a supporting rod (41) and an armrest rod (42), the supporting rod (41) is fixedly installed on the main beam (11), and the armrest rod (42) is fixedly installed at the top of the supporting rod (41).
6. The rapid-assembly type large-span overhanging steel structure stair design structure according to claim 5, wherein the supporting rod (41) is sleeved with a reinforcing sleeve (5), a flange (51) is arranged at the bottom of the reinforcing sleeve (5), and the flange (51) is fixedly installed on the main beam (11).
7. The stair design structure with the quick-assembly large-span overhanging steel structure according to claim 6, characterized in that the diameter of the flange (51) is equal to the width of the top surface of the main girder (11).
CN202310064618.3A 2023-01-13 2023-01-13 Quick-assembled large-span overhanging steel structure stair design structure Pending CN116290613A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310064618.3A CN116290613A (en) 2023-01-13 2023-01-13 Quick-assembled large-span overhanging steel structure stair design structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310064618.3A CN116290613A (en) 2023-01-13 2023-01-13 Quick-assembled large-span overhanging steel structure stair design structure

Publications (1)

Publication Number Publication Date
CN116290613A true CN116290613A (en) 2023-06-23

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ID=86829520

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310064618.3A Pending CN116290613A (en) 2023-01-13 2023-01-13 Quick-assembled large-span overhanging steel structure stair design structure

Country Status (1)

Country Link
CN (1) CN116290613A (en)

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