CN215291051U

CN215291051U - Light-duty assembled prefabricated stair

Info

Publication number: CN215291051U
Application number: CN202120254480.XU
Authority: CN
Inventors: 不公告发明人
Original assignee: Shanghai Ruanjie Software Co ltd
Current assignee: Shanghai Ruanjie Software Co ltd
Priority date: 2021-01-29
Filing date: 2021-01-29
Publication date: 2021-12-24
Anticipated expiration: 2031-01-29

Abstract

The utility model discloses a light-duty assembled prefabricated staircase, including frame, base, threaded rod and screw cap, the both sides of frame are all laminated with the base, two the outer wall of base is all rigid coupling has the threaded rod, a plurality of the outer wall of threaded rod all runs through frame and screw cap threaded connection, the outer wall of threaded rod and frame clearance fit, the upper surface of frame is installed the installation mechanism, the utility model relates to the technical field of staircase, this light-duty assembled prefabricated staircase, rubber slab increase the frictional force between foot and footboard, can reduce the noise that produces when going upstairs and downstairs, convenient dismantlement is favorable to the maintenance to single footboard, the angle bead is made for rubber materials, prevents that the leg from taking place to collide with the wound, the design of through-hole facilitates the hoist and mount of frame, reduces the quality simultaneously, reduces the use of raw and other materials, the roof has the supporting role to the footboard, and forms triangle-shaped framework between footboard and roof and frame, has good stability.

Description

Light-duty assembled prefabricated stair

Technical Field

The utility model relates to a stair technical field specifically is a light-duty assembled prefabricated stair.

Background

The building is used as a component for vertical traffic between floors and is used for traffic connection between floors and when the height difference is large, stairs are also arranged in multi-storey and high-rise buildings which are provided with elevators and automatic ladders as main vertical traffic means, the high-rise buildings still need to keep the stairs for escape in case of fire despite adopting the elevators as main vertical traffic means, the stairs comprise continuous stair sections (also called stair runs), platforms (rest platforms), enclosure components and the like, and prefabricated stairs are frequently used in the building industry.

The step is directly processed in stair to current light-duty assembled prefabricated stair, and the corner of step causes the shank to collide with easily, and the impaired inconvenient maintenance of corner of step leads to whole mechanism's practicality to descend, stair integrated into one piece, and the quality is heavy, and inconvenient hoist and mount can not satisfy the user demand to prefabricated stair in the building trade.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prefabricated staircase of light-duty assembled has solved current prefabricated staircase of light-duty assembled, and the direct processing step in stair, the corner of step causes the shank to collide with easily, and the impaired inconvenient maintenance of corner of step leads to the problem that the practicality of whole mechanism descends.

In order to achieve the above object, the utility model provides a following technical scheme: a light-duty assembled prefabricated staircase comprises a frame, bases, threaded rods and threaded caps, wherein the bases are attached to two sides of the frame, the threaded rods are fixedly connected to the outer walls of the two bases, the outer walls of the plurality of threaded rods penetrate through the frame and are in threaded connection with the threaded caps, the outer walls of the threaded rods are in clearance fit with the frame, and an installation mechanism is installed on the upper surface of the frame;

the mounting mechanism comprises a pedal, a bolt, a rubber plate, a corner protector and an inserted link;

it is a plurality of the inside of footboard all laminates with the frame mutually, the inside clearance fit of footboard has the bolt, the outer wall of bolt runs through footboard and frame threaded connection, the upper surface rigid coupling of footboard has the rubber slab, one side rigid coupling that the rubber slab was kept away from to the upper surface of footboard has the angle bead, the inside clearance fit of footboard has the inserted bar.

Preferably, the inserted bar is arranged perpendicular to the pedal.

Preferably, the bottom the outer wall laminating of base has the building body, the upper surface rigid coupling of building body has the connecting pin, the top of connecting pin runs through base and nut threaded connection, the outer wall and the base clearance fit of connecting pin, the upper surface rigid coupling of frame has the fixed plate, the inside processing of frame has the through-hole.

Preferably, the fixing plates are equidistantly distributed along the frame.

Preferably, the lower surface of the pedal is fixedly connected with a supporting mechanism;

the supporting mechanism comprises a rotary seat, a top plate, a pin shaft, a transverse plate and a screw;

it is a plurality of the upper surface of swivel mount all with footboard looks rigid coupling, swivel mount's internally mounted has the roof, the top of roof links to each other with the swivel mount activity through the round pin axle, the outer wall rigid coupling of roof has the diaphragm, the inside and the inserted bar clearance fit of diaphragm, the bottom of roof is passed through the screw and is fixed connected mutually with the fixed plate.

Preferably, the transverse plate is arranged in parallel with the pedal.

Advantageous effects

Compared with the prior art, the beneficial effects of the utility model are that: according to the light prefabricated staircase, the rubber plates increase the friction force between the feet and the pedals, meanwhile, the rubber plates have plasticity, the noise generated when the user goes up and down the staircase can be reduced, the pedals and the frame are detachably connected, the disassembly is convenient, the maintenance of a single pedal is facilitated, the angle protectors are made of rubber materials, the legs are prevented from being knocked and damaged, and the practicability is improved; the design of the through holes is convenient for hoisting the frame, and meanwhile, the mass is reduced, the use of raw materials is reduced, and the energy is saved; the top plate has a supporting effect on the pedals, and the pedals, the top plate and the frame form a triangular framework, so that the high-stability stair has high stability, and the use requirements of the prefabricated stairs in the building industry are greatly met.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the connection structure of the mounting mechanism and the frame of the present invention

FIG. 3 is a schematic view of the connection structure between the supporting mechanism and the fixing plate of the present invention;

fig. 4 is a schematic view of the connection structure of the building body, the connection pin and the nut.

In the figure: 1. the device comprises a frame, 2, a base, 3, a threaded rod, 4, a threaded cap, 5, an installation mechanism, 501, a pedal, 502, a bolt, 503, a rubber plate, 504, a corner protector, 505, an inserted rod, 6, a supporting mechanism, 601, a rotary seat, 602, a top plate, 603, a pin shaft, 604, a transverse plate, 605, a screw, 7, a building body, 8, a connecting pin, 9, a nut, 10, a fixing plate, 11 and a through hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The following working principles, detailed connecting means thereof, and the following main descriptions of the working principles and processes are well known in the art, and will be referred to by those skilled in the art for the specific connection and operation sequence of the components in this application.

Referring to fig. 1-4, the present invention provides a technical solution: a light-duty assembled prefabricated staircase, including frame 1, base 2, threaded rod 3 and screw cap 4, base 2 has all been laminated to the both sides of frame 1, the outer wall of two base 2 all is rigid coupling threaded rod 3, the outer wall of six threaded rod 3 all runs through frame 1 and screw cap 4 threaded connection, three threaded rod 3 have all been rigid coupling in each base 2, the outer wall of threaded rod 3 and frame 1 clearance fit, the upper surface of frame 1 installs installation mechanism 5, installation mechanism 5 includes footboard 501, bolt 502, rubber slab 503, angle bead 504 and inserted bar 505, the inside of five footboard 501 all laminates with frame 1, the inside clearance fit of footboard 501 has bolt 502, the outer wall of bolt 502 runs through footboard 501 and frame 1 threaded connection, bolt 502 links together footboard 501 and frame 1, the upper surface rigid coupling of footboard 501 has rubber slab 503, the upper surface processing of rubber slab 503 has the dull polish line, increasing the friction force between the foot and the pedal, fixedly connecting a corner guard 504 to one side of the upper surface of the pedal 501, which is far away from the rubber plate 503, wherein the corner guard 504 is made of rubber material, the inner clearance of the pedal 501 is matched with an insertion rod 505, the insertion rod 505 is perpendicular to the pedal 501, and the insertion rod 505 connects the pedal 501 with the horizontal plate 604;

in the concrete implementation process, be worth pointing out very much, the upper surface machining of rubber slab 503 has the worn line, increase the frictional force between foot and the footboard, rubber slab 503 has plasticity simultaneously, the noise that produces when can reducing the stairs up and down, bolt 502 links together footboard 501 and frame 1, adopt between footboard 501 and the frame 1 to dismantle and be connected, convenient the dismantlement, be favorable to the maintenance to single footboard 501, there is angle bead 504 at footboard 501's surperficial rigid coupling, angle bead 504 is made for rubber materials, prevent that the shank from taking place to collide with the wound, increase the practicality.

The outer wall of a base 2 at the bottom is attached with a building body 7, the upper surface of the building body 7 is fixedly connected with a connecting pin 8, the outer wall of the connecting pin 8 is processed with threads, the top end of the connecting pin 8 penetrates through the base 2 to be in threaded connection with a nut 9, the base 2 and the building body 7 are connected together through the connecting pin 8, the outer wall of the connecting pin 8 is in clearance fit with the base 2, the upper surface of a frame 1 is fixedly connected with a fixed plate 10, a groove is processed in the fixed plate 10, a through hole 11 is processed in the frame 1, the through hole 11 facilitates the hoisting of the frame 1, the quality is reduced at the same time, the fixed plates 10 are distributed at equal intervals along the frame 1, and five fixed plates 10 are fixedly connected in the frame 1;

in the specific implementation process, it is worth pointing out very much that connecting pin 8 and nut 9 link together base 2 and building body 7, and the convenience is to the assembly between building body and the stair, can improve the installation effectiveness, and the design of through-hole 11 makes things convenient for the hoist and mount of frame 1, reduces the quality simultaneously, reduces the use of raw and other materials, and the energy saving is processed fluted in fixed plate 10, and the rectangular channel is processed in fixed plate 10, the convenient installation to roof 602.

The lower surface of the pedal 501 is fixedly connected with a supporting mechanism 6, the supporting mechanism 6 comprises a rotary seat 601, a top plate 602, a pin shaft 603, a transverse plate 604 and a screw 605, the upper surfaces of five rotary seats 601 are fixedly connected with the pedal 501, the top plate 602 is installed inside the rotary seat 601, the top end of the top plate 602 is movably connected with the rotary seat 601 through the pin shaft 603, the top of the top plate 602 rotates in the rotary seat 601 through the pin shaft 603, a rectangular block is processed at the bottom end of the top plate 602, the transverse plate 604 is fixedly connected with the outer wall of the top plate 602, the inside of the transverse plate 604 is in clearance fit with the inserted link 505, the bottom of the top plate 602 is fixedly connected with the fixed plate 10 through the screw 605, the transverse plate 604 is parallel to the pedal 501, the transverse plate 604 is connected with the pedal 501 through the inserted link 505, and the stability between the pedal 501 and the top plate 602 is ensured;

in the specific implementation process, it is worth pointing out very much that, the top of roof 602 rotates in swivel mount 601 through round pin axle 603, makes things convenient for accomodating between roof 602 and the footboard 501, and the bottom processing of roof 602 has the rectangle piece, conveniently and be connected between fixed plate 10, and roof 602 has the supporting role to footboard 501, and forms the triangle-shaped framework between footboard 501 and roof 602 and the frame 1, has good stability, is favorable to using widely.

According to the scheme, the working principle of the prefabricated assembled stair is as follows: firstly, a base 2 with a threaded rod 3 is inserted into two ends of a frame 1, the threaded rod 3 is screwed by using a threaded cap 4, the frame 1 and the base 2 are connected together, then the whole mechanism is hoisted through a through hole 11, the frame 1 is installed in a building 7 through the base 2, a connecting pin 8 is screwed by using a nut 9, Jia 2 and the building 7 are connected together, then a top plate 602 is rotated by a pin shaft 603 in a rotary seat 601, when the top plate 602 is vertical to a pedal 501, an inserting rod 505 is inserted into a transverse plate 604 through the pedal 501, then the bottom end of the top plate 602 is inserted into a groove of a corresponding fixing plate 10, the top plate 602 is connected with the fixing plate 10 by using a screw 605, the pedal 501 is fixed on the upper surface of the frame 1 by using a bolt 502, and then a rubber plate 503 and a corner protector 504 are sequentially fixedly connected on the upper surface of the pedal 501.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a light-duty assembled prefabricated staircase, includes frame (1), base (2), threaded rod (3) and screw cap (4), base (2), two have all been laminated to the both sides of frame (1) the equal rigid coupling of outer wall of base (2) threaded rod (3), it is a plurality of the outer wall of threaded rod (3) all runs through frame (1) and screw cap (4) threaded connection, the outer wall and frame (1) clearance fit of threaded rod (3), its characterized in that: an installation mechanism (5) is installed on the upper surface of the frame (1);

the mounting mechanism (5) comprises a pedal (501), a bolt (502), a rubber plate (503), a corner protector (504) and an inserted rod (505);

it is a plurality of the inside of footboard (501) all laminates with frame (1), the inside clearance fit of footboard (501) has bolt (502), the outer wall of bolt (502) runs through footboard (501) and frame (1) threaded connection, the upper surface rigid coupling of footboard (501) has rubber slab (503), one side rigid coupling that rubber slab (503) was kept away from to the upper surface of footboard (501) has angle bead (504), the inside clearance fit of footboard (501) has inserted bar (505).

2. A lightweight fabricated staircase according to claim 1, characterised in that: the inserted bar (505) is perpendicular to the pedal (501).

3. A lightweight fabricated staircase according to claim 1, characterised in that: the bottom the outer wall laminating of base (2) has building body (7), the upper surface rigid coupling of building body (7) has connecting pin (8), base (2) and nut (9) threaded connection are run through on the top of connecting pin (8), the outer wall and base (2) clearance fit of connecting pin (8), the upper surface rigid coupling of frame (1) has fixed plate (10), the inside processing of frame (1) has through-hole (11).

4. A lightweight fabricated staircase according to claim 3, characterised in that: the fixing plates (10) are distributed at equal intervals along the frame (1).

5. A lightweight fabricated staircase according to claim 1, characterised in that: a supporting mechanism (6) is fixedly connected to the lower surface of the pedal (501);

the supporting mechanism (6) comprises a rotary seat (601), a top plate (602), a pin shaft (603), a transverse plate (604) and a screw (605);

it is a plurality of the upper surface of transposition (601) all with footboard (501) looks rigid coupling, the internally mounted of transposition (601) has roof (602), the top of roof (602) links to each other with transposition (601) activity through round pin axle (603), the outer wall rigid coupling of roof (602) has diaphragm (604), the inside and inserted bar (505) clearance fit of diaphragm (604), screw (605) and fixed plate (10) looks rigid coupling are passed through to the bottom of roof (602).

6. A lightweight fabricated staircase according to claim 5, characterised in that: the transverse plate (604) is arranged in parallel with the pedal (501).