CN108505698B - Ladder beam of stair and assembled stair thereof - Google Patents

Ladder beam of stair and assembled stair thereof Download PDF

Info

Publication number
CN108505698B
CN108505698B CN201810353914.4A CN201810353914A CN108505698B CN 108505698 B CN108505698 B CN 108505698B CN 201810353914 A CN201810353914 A CN 201810353914A CN 108505698 B CN108505698 B CN 108505698B
Authority
CN
China
Prior art keywords
ladder beam
skeleton
stair
ladder
framework
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.)
Active
Application number
CN201810353914.4A
Other languages
Chinese (zh)
Other versions
CN108505698A (en
Inventor
请求不公布姓名
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.)
Lin Feng
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CN201810353914.4A priority Critical patent/CN108505698B/en
Publication of CN108505698A publication Critical patent/CN108505698A/en
Application granted granted Critical
Publication of CN108505698B publication Critical patent/CN108505698B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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
    • E04F11/18—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
    • E04F11/1817—Connections therefor
    • 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
    • E04F11/1817—Connections therefor
    • E04F11/1834—Connections therefor with adjustable angle, e.g. pivotal connections
    • 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
    • E04F11/1865—Collapsible or portable balustrades
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
    • E04F11/02—Stairways; Layouts thereof
    • E04F2011/0203—Miscellaneous features of stairways not otherwise provided for
    • E04F2011/0205—Stairways characterised by the use of specific materials for the supporting structure of the treads
    • E04F2011/0209—Stairways characterised by the use of specific materials for the supporting structure of the treads mainly of metal
    • 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

Landscapes

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

Abstract

The invention discloses a stair beam of a stair, which comprises an inner side cover piece, an outer side cover piece and a skeleton assembly, wherein the inner side cover piece is fixedly connected with the skeleton assembly; the stair beam has the advantages that the structure is simple, the design is reasonable, the stair beam of the stair is designed into a plurality of parts by a manufacturer, the parts of the stair beam are transported to a construction site through smaller packages, and then the primary parts of the stair beam are assembled and installed into the stair beam of the stair, so that the transportation cost is greatly saved, the installation efficiency is improved, the labor cost is reduced, and the like.

Description

Ladder beam of stair and assembled stair thereof
Technical Field
The invention relates to a stair component and a stair thereof, in particular to a stair beam of a stair and an assembled stair thereof.
Background
1. The existing ladder beams are single (single beams), namely, the left side and the right side are respectively and directly made of one iron or metal alloy plate/column, then steps are welded between the ladder beams, the length is fixed, the height is reduced/increased in a cutting or welding mode when the ladder beams are carried to field installation, the cutting or welding needs to be aligned, the number of proofreading is large, the labor is needed, the installation efficiency is low, and the operation cost is high.
2. The step footboard of current installation formula stair has metal and nonmetal two kinds, if be that the metal adopts the welding mode to fix more, and metal step footboard tramples the noise big, and domestic step can not install generally, adopts the screw to directly pass the ladder roof beam and twist and connect on nonmetal step footboard for non-metal like this, after the time, can trample wearing and tearing after the vibrations because of the gravity of a plurality of times between nonmetal step footboard and the screw, and the screw becomes not hard up, and step footboard is damaged easily.
Disclosure of Invention
In order to solve the technical problems, 1, the invention provides the stair beam which has simple structure and reasonable design, is formed by designing the stair beam of the stair into a plurality of parts by manufacturers, transports the stair beam parts to a construction site through smaller packages, and then combines the stair beams for mounting the stair beam, thereby greatly saving transportation cost, improving mounting efficiency, reducing labor cost and the like; 2. the step pedal is firmly installed, the whole ladder is installed through a plurality of component combinations, the transportation cost is greatly saved, the installation efficiency is improved, the labor cost is reduced, and the like.
The scheme for solving the technical problems is as follows:
the utility model provides a stair tread, the stair tread includes interior side cap, outside cap, skeleton subassembly, interior side cap and skeleton subassembly fixed connection, skeleton subassembly and outside cap fixed connection, interior side cap and outside cap press from both sides the skeleton subassembly dress in the centre of both.
Further: the framework assembly comprises a left framework of the ladder beam and a right framework of the ladder beam, and the left framework of the ladder beam is fixedly connected with the right framework of the ladder beam; the left skeleton of the ladder beam and the right skeleton of the ladder beam are connected into a whole through bolt penetration connection for fixation or welding fixation; the left skeleton of the ladder beam is fixedly connected with the inner side cover piece; the right skeleton of the ladder beam is fixedly connected with the outer cover piece.
Further: the left skeleton of the ladder beam, the right skeleton of the ladder beam and the skeleton fixing piece are connected into a whole through bolt penetration or welded fixation.
The assembled stair comprises a left ladder beam and a right ladder beam, wherein a plurality of step pedals are fixed between the left ladder beam and the right ladder beam, each step pedal comprises a pedal and a pedal support frame, the pedals are fixed on the pedal support frame, and two ends of the pedal support frame are respectively and fixedly connected to the corresponding left ladder beam and right ladder beam.
Further: the two ends of the pedal support frame are respectively fixed with a cross section plate, the cross section plates are provided with screw rod through holes, and the two ends of the support beam are respectively screwed on the corresponding left ladder beam and right ladder beam through the screw rod through holes.
Further: the left ladder beam and the right ladder beam have the same structure, the ladder beam structures of the left ladder beam and the right ladder beam comprise an inner side cover piece, an outer side cover piece and a framework component, the inner side cover piece is fixedly connected with the framework component, the framework component is fixedly connected with the outer side cover piece, and the framework component is clamped between the inner side cover piece and the outer side cover piece;
the framework assembly comprises a left framework of the ladder beam and a right framework of the ladder beam, and the left framework of the ladder beam is fixedly connected with the right framework of the ladder beam; the left skeleton of the ladder beam and the right skeleton of the ladder beam are connected into a whole through bolt penetration connection for fixation or welding fixation; the left skeleton of the ladder beam is fixedly connected with the inner side cover piece; the right skeleton of the ladder beam is fixedly connected with the outer cover piece.
Further: the stair railing glass is clamped and fixed between the left skeleton of the stair beam and the right skeleton of the stair beam, and the holding piece is fixed at the top of the stair railing glass.
Further: the left ladder beam comprises an upper left ladder beam and a lower left ladder beam, and the right ladder beam comprises an upper right ladder beam and a lower right ladder beam; and a height error adjusting device is arranged between the upper left ladder beam and the upper right ladder beam and between the corresponding lower left ladder beam and lower right ladder beam.
Further: the height error adjusting device comprises an adjusting column connected with the upper left ladder beam and the upper right ladder beam, and screw penetrating fixing holes arranged on the side walls of the lower left ladder beam and the lower right ladder beam; the adjusting columns of the upper left ladder beam and the upper right ladder beam are provided with strip-shaped adjusting holes; when the upper stair is connected with the lower stair, the upper stair is adjusted to be at a proper height by lowering or lifting, and then the upper stair is screwed on the screw penetrating fixing hole from outside through the long-strip-shaped adjusting hole by bolts, so that the height of the stair is fixed.
Further: the adjusting column is connected with a reinforcing plate, and the reinforcing plate is fixedly connected to the side wall of the lower section of stairs through screws.
The stair beam of the invention has the advantages that: the stair beam has the advantages that the structure is simple, the design is reasonable, the stair beam of the stair is designed into a plurality of parts by a manufacturer, the parts of the stair beam are transported to a construction site through smaller packages, and then the primary parts of the stair beam are assembled and installed into the stair beam of the stair, so that the transportation cost is greatly saved, the installation efficiency is improved, the labor cost is reduced, and the like.
The assembled stair has the advantages that: the product has the advantages that the structure is simple, the design is reasonable, the step pedal is stably installed, meanwhile, the metal and nonmetal combined step pedal reduces the trampling noise, the whole ladder is further installed through a plurality of component combination, compression packaging is carried out when leaving the factory, the whole ladder is installed in a combined mode after being transported to a construction site, the transportation cost is greatly saved, the installation efficiency is improved, the labor cost is reduced, and the like.
Still further solve: and a height error adjusting device is arranged between the upper stair and the lower stair, the proper height is realized by adjusting the lifting or lowering of the height error adjusting device, the labor required for adjusting is less, the efficiency of adjusting to the proper height is high, and the operation cost is reduced.
Drawings
FIG. 1 is a perspective view of a product of the present invention;
FIG. 2 is a perspective view of the product of the present invention;
FIG. 3 is a split view of the product of the present invention;
FIG. 4 is a split view of the product of the present invention;
FIG. 5 is an enlarged view of FIG. 4;
FIG. 6 is a partial view of the right ladder beam of the product of the invention shown in an exploded view;
FIG. 7 is a cross-sectional view of a portion of the fittings of the right ladder beam of the product of the invention;
FIG. 8 is a cross-sectional view of the right ladder beam of the product of the invention;
FIG. 9 is a cross-sectional view of a ladder beam of the product of the invention;
fig. 10 is a cross-sectional view of a product step tread of the present invention.
Detailed Description
The utility model provides a stair tread, the stair tread includes interior side cover 1, outside lid 2, skeleton subassembly 3, interior side cover 1 and skeleton subassembly 3 fixed connection, skeleton subassembly 3 and outside lid 2 fixed connection, interior side cover 1 and outside lid 2 press from both sides skeleton subassembly 3 dress in the centre of both.
The skeleton assembly 3 comprises a left ladder beam skeleton 31 and a right ladder beam skeleton 32, and the left ladder beam skeleton 31 is fixedly connected with the right ladder beam skeleton 32; the left ladder beam skeleton 31 and the right ladder beam skeleton 32 are connected in a penetrating way through bolts 351 to be integrally fixed or welded and fixed; the left skeleton 31 of the ladder beam is fixedly connected with the inner cover piece 1; the right ladder beam skeleton 32 is fixedly connected with the outer cover 2.
A skeleton fixing piece 35 is fixed between the left skeleton 31 and the right skeleton 32 of the ladder beam, and the left skeleton 31, the right skeleton 32 of the ladder beam and the skeleton fixing piece 35 are connected into a whole through bolts 351 in a penetrating way to be fixed or welded.
The assembled stair comprises a left ladder beam A and a right ladder beam B, a plurality of step pedals C are fixed between the left ladder beam A and the right ladder beam B, each step pedal C comprises a pedal C1 and a pedal support frame C2, the pedal C1 is fixed on the pedal support frame C2, and two ends of the pedal support frame C2 are respectively and fixedly connected to the corresponding left ladder beam A and right ladder beam B.
The two ends of the pedal support frame C2 are respectively fixed with a section plate C22, screw rod through holes C221 are formed in the section plates C22, and the two ends of the support beam C21 are respectively screwed on the corresponding left ladder beam A and right ladder beam B through the screw rod through holes C221.
The left ladder beam A and the right ladder beam B have the same structure, the ladder beam structures of the left ladder beam A and the right ladder beam B comprise an inner cover piece 1, an outer cover piece 2 and a framework component 3, the inner cover piece 1 is fixedly connected with the framework component 3, the framework component 3 is fixedly connected with the outer cover piece 2, and the framework component 3 is clamped between the inner cover piece 1 and the outer cover piece 2;
the skeleton assembly 3 comprises a left ladder beam skeleton 31 and a right ladder beam skeleton 32, and the left ladder beam skeleton 31 is fixedly connected with the right ladder beam skeleton 32; the left ladder beam skeleton 31 and the right ladder beam skeleton 32 are connected in a penetrating way through bolts 351 to be integrally fixed or welded and fixed; the left skeleton 31 of the ladder beam is fixedly connected with the inner cover piece 1; the right ladder beam skeleton 32 is fixedly connected with the outer cover 2.
Stair railing glass 33 is clamped and fixed between the left skeleton 31 and the right skeleton 32, and a holding piece 34 is fixed at the top of the stair railing glass 33.
The left ladder beam A comprises an upper left ladder beam A1, a lower left ladder beam A2 and a right ladder beam B comprises an upper right ladder beam B1 and a lower right ladder beam B2; and a height error adjusting device 4 is arranged between the upper left ladder beam A1 and the upper right ladder beam B1 and the corresponding lower left ladder beam A2 and lower right ladder beam B2.
The height error adjusting device 4 comprises an adjusting column 41 connected with the upper left ladder beam A1 and the upper right ladder beam B1, and screw penetration fixing holes 42 arranged on the side walls of the lower left ladder beam A2 and the lower right ladder beam B2; the adjusting columns 41 of the upper left ladder beam A1 and the upper right ladder beam B1 are respectively provided with a strip-shaped adjusting hole 401; when the upper stair is connected with the lower stair, the upper stair is adjusted to be at a proper height by lowering or lifting, and then the upper stair is screwed on the screw penetrating fixing hole 42 from outside through the long-strip-shaped adjusting hole 401 by bolts, so that the height of the stair is fixed.
The adjusting column 41 is connected with a reinforcing plate 43, and the reinforcing plate 43 is fixedly connected to the side wall of the lower stair section through screws.
Specific structural example 1 of stair beam of stair:
the ladder beam of the stair comprises an inner cover piece 1, an outer cover piece 2 and a skeleton assembly 3, wherein the skeleton assembly 3 comprises a left ladder beam skeleton 31 and a right ladder beam skeleton 32, and the left ladder beam skeleton 31 and the right ladder beam skeleton 32 are connected into a whole through a bolt 351 in a penetrating way to be fixed or welded; the left skeleton 31 of the ladder beam the inner cover member 1 is fixedly connected; the right ladder beam skeleton 32 is fixedly connected with the outer cover member 2, and the inner cover member 1 and the outer cover member 2 clamp the skeleton assembly 3 between the two.
The preferable scheme is as follows: a skeleton fixing piece 35 is fixed between the left skeleton 31 and the right skeleton 32 of the ladder beam, and the left skeleton 31, the right skeleton 32 of the ladder beam and the skeleton fixing piece 35 are connected into a whole through bolts 351 in a penetrating way to be fixed or welded.
Specific structural example 2 of stair beam of stair:
the ladder beam of the stair comprises an inner cover piece 1, an outer cover piece 2 and a skeleton assembly 3, wherein the skeleton assembly 3 comprises a left ladder beam skeleton 31 and a right ladder beam skeleton 32, and the left ladder beam skeleton 31 and the right ladder beam skeleton 32 are connected into a whole through a bolt 351 in a penetrating way to be fixed or welded; the stair railing glass 33 and the two soft rubber plates 331 are clamped and fixed between the left stair beam skeleton 31 and the right stair beam skeleton 32, the stair railing glass 33 is arranged between the two soft rubber plates 331, and the stair railing glass 33 passes through the body and the left stair beam skeleton 31, the right stair beam skeleton 32 and the soft rubber plates 331 to be fixedly connected through screws; a holding piece 34 is fixed on the top of the stair railing glass 33; the left skeleton 31 of the ladder beam is fixedly connected with the inner cover piece 1; the right ladder beam skeleton 32 is fixedly connected with the outer cover member 2, and the inner cover member 1 and the outer cover member 2 clamp the skeleton assembly 3 between the two.
The preferable scheme is as follows: a skeleton fixing piece 35 is fixed between the left skeleton 31 and the right skeleton 32 of the ladder beam, and the left skeleton 31, the right skeleton 32 of the ladder beam and the skeleton fixing piece 35 are connected into a whole through bolts 351 in a penetrating way to be fixed or welded.
An assembled stair specific structure example 1:
the utility model provides an assembled stair, includes left side ladder roof beam A and right side ladder roof beam B, is fixed with a plurality of grades of step footboard C between left side ladder roof beam A and the right side ladder roof beam B, step footboard C includes footboard C1 and footboard supporting rack C2, and the both ends of footboard supporting rack C2 all are fixed with cross section board C22, are equipped with screw rod cross-under hole C221 on the cross section board C22, and the both ends of supporting roof beam C21 all pass screw rod cross-under hole C221 through the screw rod and twist in on corresponding left side ladder roof beam A, right side ladder roof beam B.
An assembled stair specific structure example 2:
the assembled stair comprises a left ladder beam A and a right ladder beam B, wherein the left ladder beam A and the right ladder beam B have the same structure, the ladder beam structures of the assembled stair comprise an inner cover piece 1, an outer cover piece 2 and a skeleton assembly 3, the skeleton assembly 3 comprises a left ladder beam skeleton 31 and a right ladder beam skeleton 32, and the left ladder beam skeleton 31 and the right ladder beam skeleton 32 are connected into a whole through bolts 351 in a penetrating way to be fixed or welded; the left skeleton 31 of the ladder beam is fixedly connected with the inner cover piece 1; the right ladder beam skeleton 32 is fixedly connected with the outer cover member 2, and the inner cover member 1 and the outer cover member 2 clamp the skeleton assembly 3 between the two; a plurality of steps of pedals C are fixed between the left ladder beam A and the right ladder beam B, each step of pedals C comprises a pedal C1 and a pedal support frame C2, cross-section plates C22 are fixed at two ends of each pedal support frame C2, screw through holes C221 are formed in the cross-section plates C22, two ends of each supporting beam C21 penetrate through the corresponding screw through holes C221 through screws, and inner cover pieces 1 are screwed into corresponding skeleton assemblies 3 on the left ladder beam A and the right ladder beam B. Assembled stair specific structure example 3:
the assembled stair comprises a left ladder beam A and a right ladder beam B, wherein the left ladder beam A and the right ladder beam B have the same structure, the ladder beam structures of the assembled stair comprise an inner cover piece 1, an outer cover piece 2 and a skeleton assembly 3, the skeleton assembly 3 comprises a left ladder beam skeleton 31 and a right ladder beam skeleton 32, and the left ladder beam skeleton 31 and the right ladder beam skeleton 32 are connected into a whole through bolts 351 in a penetrating way to be fixed or welded; the left skeleton 31 of the ladder beam is fixedly connected with the inner cover piece 1; the right ladder beam skeleton 32 is fixedly connected with the outer cover member 2, and the inner cover member 1 and the outer cover member 2 clamp the skeleton assembly 3 between the two; a plurality of steps of pedals C are fixed between the left ladder beam A and the right ladder beam B, each step of pedals C comprises a pedal C1 and a pedal support frame C2, cross-section plates C22 are fixed at two ends of each pedal support frame C2, screw through holes C221 are formed in the cross-section plates C22, two ends of each supporting beam C21 penetrate through the screw through holes C221 through screws, and inner cover pieces 1 are screwed into skeleton assemblies 3 on the corresponding left ladder beam A and right ladder beam B;
the stair railing glass 33 and the two soft rubber plates 331 are clamped and fixed between the left stair beam skeleton 31 and the right stair beam skeleton 32 of the right stair beam B, the stair railing glass 33 is arranged between the two soft rubber plates 331, and the stair railing glass 33 passes through the body and the left stair beam skeleton 31, the right stair beam skeleton 32 and the soft rubber plates 331 to be fixedly connected through screws; a handrail 34 is fixed on the top of the stair railing glass 33.
An assembled stair specific structure example 4:
an assembled stair comprises a left ladder beam A and a right ladder beam B; the left ladder beam A comprises an upper left ladder beam A1, a lower left ladder beam A2 and a right ladder beam B comprises an upper right ladder beam B1 and a lower right ladder beam B2; a height error adjusting device 4 is arranged between the upper left ladder beam A1 and the upper right ladder beam B1 and the corresponding lower left ladder beam A2 and lower right ladder beam B2, and the height error adjusting device 4 comprises an adjusting column 41, a screw penetration fixing hole 42 and a screw penetration fixing hole 42, wherein the adjusting column 41 is connected with the upper left ladder beam A1 and the upper right ladder beam B1, and the screw penetration fixing hole 42 is arranged on the side walls of the lower left ladder beam A2 and the lower right ladder beam B2; the adjusting columns 41 of the upper left ladder beam A1 and the upper right ladder beam B1 are respectively provided with a strip-shaped adjusting hole 401; when the upper stair is connected with the lower stair, the upper stair is adjusted to be at a proper height by lowering or lifting, and then the upper stair is screwed on the screw penetrating fixing hole 42 from outside through the long-strip-shaped adjusting hole 401 by bolts to realize the height fixation of the stair;
the adjusting column 41 is connected with a reinforcing plate 43, and the reinforcing plate 43 is fixedly connected to the side wall of the lower section of stairs through screws, so that the upper section of stairs and the lower section of stairs are prevented from loosening after being used for a long time.
The left ladder beam A and the right ladder beam B have the same structure (namely, the structures of an upper left ladder beam A1, a lower left ladder beam A2, an upper right ladder beam B1 and a lower right ladder beam B2 are the same), the ladder beam structures of the left ladder beam A and the right ladder beam B comprise an inner cover piece 1, an outer cover piece 2 and a framework component 3, the framework component 3 comprises a left ladder beam framework 31 and a right ladder beam framework 32, and the left ladder beam framework 31 and the right ladder beam framework 32 are connected into a whole through a bolt 351 in a penetrating way to be fixed or welded; the left skeleton 31 of the ladder beam is fixedly connected with the inner cover piece 1; the right ladder beam skeleton 32 is fixedly connected with the outer cover member 2, and the inner cover member 1 and the outer cover member 2 clamp the skeleton assembly 3 between the two; a plurality of steps of pedals C are fixed between the left ladder beam A and the right ladder beam B, each step of pedals C comprises a pedal C1 and a pedal support frame C2, cross-section plates C22 are fixed at two ends of each pedal support frame C2, screw through holes C221 are formed in the cross-section plates C22, two ends of each supporting beam C21 penetrate through the screw through holes C221 through screws, and inner cover pieces 1 are screwed into skeleton assemblies 3 on the corresponding left ladder beam A and right ladder beam B;
the stair railing glass 33 and the two flexible glue plates 331 are clamped and fixed between the left skeleton 31 of the right ladder beam B (namely, the upper right ladder beam B1 and the lower right ladder beam B2) and the right skeleton 32 of the ladder beam, the stair railing glass 33 is arranged between the two flexible glue plates 331, and the stair railing glass 33 passes through the body and the left skeleton 31 of the ladder beam, the right skeleton 32 of the ladder beam and the flexible glue plates 331 through screws to be connected and fixed; a handrail 34 is fixed on the top of the stair railing glass 33.
The preferable scheme is as follows: a skeleton fixing piece 35 is fixed between the left skeleton 31 and the right skeleton 32 of the ladder beam, and the left skeleton 31, the right skeleton 32 of the ladder beam and the skeleton fixing piece 35 are connected into a whole through bolts 351 in a penetrating way to be fixed or welded.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (7)

1. A stair tread of a stair, characterized in that: the ladder beam comprises an inner side cover (1), an outer side cover (2) and a framework component (3), wherein the inner side cover (1) is fixedly connected with the framework component (3), the framework component (3) is fixedly connected with the outer side cover (2), and the framework component (3) is clamped between the inner side cover (1) and the outer side cover (2);
the framework assembly (3) comprises a left ladder beam framework (31) and a right ladder beam framework (32), and the left ladder beam framework (31) is fixedly connected with the right ladder beam framework (32); the left skeleton (31) and the right skeleton (32) of the ladder beam are connected into a whole through a bolt (351) in a penetrating way to be fixed or welded; the left skeleton (31) of the ladder beam is fixedly connected with the inner cover piece (1); the right ladder beam skeleton (32) is fixedly connected with the outer cover piece (2).
2. A stair tread according to claim 1, wherein: a skeleton fixing piece (35) is fixed between the left skeleton (31) and the right skeleton (32) of the ladder beam, and the left skeleton (31), the right skeleton (32) and the skeleton fixing piece (35) of the ladder beam are connected into a whole through bolts (351) in a penetrating way to be fixed or welded.
3. The utility model provides an assembled stair, includes left side ladder roof beam (A) and right side ladder roof beam (B), is fixed with a plurality of grades of step footboard (C) between left side ladder roof beam (A) and the right side ladder roof beam (B), its characterized in that: the step pedal (C) comprises a pedal (C1) and a pedal support frame (C2), wherein the pedal (C1) is fixed on the pedal support frame (C2), and two ends of the pedal support frame (C2) are respectively and fixedly connected to a left ladder beam (A) and a right ladder beam (B) which correspond to each other;
the two ends of the pedal support frame (C2) are respectively fixed with a section plate (C22), screw rod through holes (C221) are formed in the section plates (C22), and the two ends of the support beam (C21) are respectively screwed on the corresponding left ladder beam (A) and right ladder beam (B) through the screw rod through holes (C221);
the left ladder beam (A) and the right ladder beam (B) have the same structure, the ladder beam structures of the left ladder beam and the right ladder beam comprise an inner side cover piece (1), an outer side cover piece (2) and a framework component (3), the inner side cover piece (1) is fixedly connected with the framework component (3), the framework component (3) is fixedly connected with the outer side cover piece (2), and the framework component (3) is clamped between the inner side cover piece (1) and the outer side cover piece (2);
the framework assembly (3) comprises a left ladder beam framework (31) and a right ladder beam framework (32), and the left ladder beam framework (31) is fixedly connected with the right ladder beam framework (32); the left skeleton (31) and the right skeleton (32) of the ladder beam are connected into a whole through a bolt (351) in a penetrating way to be fixed or welded; the left skeleton (31) of the ladder beam is fixedly connected with the inner cover piece (1); the right ladder beam skeleton (32) is fixedly connected with the outer cover piece (2).
4. A modular stairway according to claim 3, characterised in that: stair guardrail glass (33) is clamped and fixed between the left skeleton (31) and the right skeleton (32) of the stair beam, and a hand holding piece (34) is fixed at the top of the stair guardrail glass (33).
5. A modular stairway according to claim 3, characterised in that: the left ladder beam (A) comprises an upper left ladder beam (A1) and a lower left ladder beam (A2), and the right ladder beam (B) comprises an upper right ladder beam (B1) and a lower right ladder beam (B2); and a height error adjusting device (4) is arranged between the upper left-side ladder beam (A1) and the upper right-side ladder beam (B1) and the corresponding lower left-side ladder beam (A2) and lower right-side ladder beam (B2).
6. An assembled stairway according to claim 5, characterised in that: the height error adjusting device (4) comprises an adjusting column (41) and a screw penetrating fixing hole (42) which are arranged on the side walls of the upper left ladder beam (A1), the upper right ladder beam (B1) and the lower left ladder beam (A2) as well as the lower right ladder beam (B2); the adjusting columns (41) of the upper left ladder beam (A1) and the upper right ladder beam (B1) are respectively provided with a strip-shaped adjusting hole (401); when the upper stair is connected with the lower stair, the upper stair is adjusted to be at a proper height by lowering or lifting, and then the upper stair passes through the long-strip-shaped adjusting hole (401) from outside through the bolt to be screwed on the screw penetrating fixing hole (42) so as to fix the height of the stair.
7. An assembled stairway according to claim 6, characterised in that: the adjusting column (41) is connected with a reinforcing plate (43), and the reinforcing plate (43) is fixedly connected to the side wall of the lower section of stairs through screws.
CN201810353914.4A 2018-04-19 2018-04-19 Ladder beam of stair and assembled stair thereof Active CN108505698B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810353914.4A CN108505698B (en) 2018-04-19 2018-04-19 Ladder beam of stair and assembled stair thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810353914.4A CN108505698B (en) 2018-04-19 2018-04-19 Ladder beam of stair and assembled stair thereof

Publications (2)

Publication Number Publication Date
CN108505698A CN108505698A (en) 2018-09-07
CN108505698B true CN108505698B (en) 2023-07-07

Family

ID=63382682

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810353914.4A Active CN108505698B (en) 2018-04-19 2018-04-19 Ladder beam of stair and assembled stair thereof

Country Status (1)

Country Link
CN (1) CN108505698B (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001279897A (en) * 2000-03-31 2001-10-10 Toyo Exterior Co Ltd Built-up type outdoor staircase
CN2769400Y (en) * 2005-01-31 2006-04-05 罗建生 Combined stair stringer
TWM467703U (en) * 2013-09-16 2013-12-11 An-Ren Chen Movable handrail ladder
CN204531233U (en) * 2015-02-12 2015-08-05 湖北弘顺钢结构制造有限公司 A kind of prefabricated steel reinforced concrete combined staircase
CN204676793U (en) * 2015-02-12 2015-09-30 湖北弘顺钢结构制造有限公司 A kind of section steel beam Prefabricated composite stair
CN205990709U (en) * 2016-05-19 2017-03-01 佛山市南海御迪五金制品有限公司 A kind of stair of replaceable pedal
CN107489245A (en) * 2017-08-25 2017-12-19 上海善治楼梯科技有限公司 A kind of glass is marked time stair and its installation method

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001279897A (en) * 2000-03-31 2001-10-10 Toyo Exterior Co Ltd Built-up type outdoor staircase
CN2769400Y (en) * 2005-01-31 2006-04-05 罗建生 Combined stair stringer
TWM467703U (en) * 2013-09-16 2013-12-11 An-Ren Chen Movable handrail ladder
CN204531233U (en) * 2015-02-12 2015-08-05 湖北弘顺钢结构制造有限公司 A kind of prefabricated steel reinforced concrete combined staircase
CN204676793U (en) * 2015-02-12 2015-09-30 湖北弘顺钢结构制造有限公司 A kind of section steel beam Prefabricated composite stair
CN205990709U (en) * 2016-05-19 2017-03-01 佛山市南海御迪五金制品有限公司 A kind of stair of replaceable pedal
CN107489245A (en) * 2017-08-25 2017-12-19 上海善治楼梯科技有限公司 A kind of glass is marked time stair and its installation method

Also Published As

Publication number Publication date
CN108505698A (en) 2018-09-07

Similar Documents

Publication Publication Date Title
JP3382044B2 (en) Elevator cab
CN107946905A (en) A kind of cabinet cabinet strengthens fixing piece
CN108505698B (en) Ladder beam of stair and assembled stair thereof
CN201777300U (en) Vehicle bottom structure
CN205051187U (en) Equipment adjustable switch board
JP3478146B2 (en) Suspension mounting structure
KR100290036B1 (en) Combination structure of side vertical pillar of bus and outrigger frame
CN209365862U (en) The mounting structure and automobile of electronic strut
CN218228717U (en) Seat reinforcing plate component
CN108529400B (en) Car structure of elevator equipment
JP4616766B2 (en) Railway vehicle
CN220155659U (en) Layering structure of electric motor car battery
CN111055860B (en) Connecting piece for mounting side wall plate of vehicle and side wall plate mounting method
CN217711944U (en) Wall enhancement type light steel factory building structure at orthogonal intersection junction
CN219584301U (en) Cabin frame and vehicle
JP7438158B2 (en) inspection path
JPH076287Y2 (en) Standing structure of columns
CN108696242B (en) Fixing structure and fixing member of solar panel stand
CN219411237U (en) Steel structure building frame structure
CN109398494B (en) Automobile body skeleton connecting piece and car
CN209988071U (en) Cargo spiral ladder for ship
CN215858711U (en) Wood railing and bottom plate fixing structure
CN218969739U (en) Steel construction bridge node connection structure
CN218703469U (en) Steel-aluminum composite structure auxiliary frame
CN213804890U (en) Mounting support for bridge inspection vehicle track

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
TA01 Transfer of patent application right
TA01 Transfer of patent application right

Effective date of registration: 20230613

Address after: No. 33, Heping Street, Dazhai Road, Huguang Town, Mazhang District, Zhanjiang, Guangdong 524000

Applicant after: Lin Feng

Address before: 528300 No. 13-2 Gaogui Road, Gaobei Village Committee, Xingtan Town, Shunde District, Foshan City, Guangdong Province

Applicant before: FOSHAN CITY SHUNDE DISTRICT CIMING ELECTRIC APPLIANCE CO.,LTD.

GR01 Patent grant
GR01 Patent grant